Every Knowledge

General Knowledge: EveryDay Science:

Self Assessment Test

Biology

QNo.1 Which of the following does the lant eat insects?

A Urn plant

B Pitcher plant

C Cacti

D Ribbon plant

QNo.2 Which is the Main source of energy for the human brain?

A Fats

B Glucose

C Vitamins

D Protein

QNo.3 What is the meaning of a virus?

A Fatal

B Poison

C Protein

D Acid

QNo.4 The pH of human blood is between:

A 6.5

B 7.4

C 8.9

D 4.5

QNo.5 What is the pH of water?

A 6.5

B 7.4

C 8.9

D 7

QNo.6 What is the largest organ inside the human body?

A Liver

B Intestines

C Stomach

D Lungs

QNo.7 What is the largest organ of the human body?

A Liver

B Intestines

C Stomach

D Skin

QNo.8 What is Cellulose?

A Fats

B Carbohydrates

C Vitamins

D Protein

QNo.9 The smallest of all human cells are

A Nerve cells

B WBCs

C Epithelial cells

D RBCs

QNo.10 How many bones are there in the adult human body?

A 206

B 306

C 250

D 260

QNo.11 What is the smallest unit of life?

A Cell

B Atom

C Virus

D a & b

QNo.12 Which type of cell has no nucleus?

A Red blood cells

B Nerve cells

C White blood cells

D None of these

QNo.13 White blood cells are also known as

A Leucocytes

B Thrombocytes

C Erythrocytes

D None of these

QNo.14 Red blood cells (RBC) are also known as

A Erythrocytes

B Thrombocytes

C Leucocytes

D None of these

QNo.15 Erythrocytes, leucocytes, and platelets are collectively constituted nearly how much percent of the blood?

A 25 percent

B 35 percent

C 45 percent

D 65 percent

QNo.16 The first sign of life made its appearance on the earth about 1

A 1 million years ago

B 500 million years ago

C 1 billion or 1000 million years ago

D 3 billion years ago

QNo.17 When the earth was formed it had an atmosphere with

A Hydrogen, Oxygen, and Nitrogen

B Water vapor, Hydrogen, and Oxygen

C Oxygen, carbon dioxide, and Nitrogen

D Water vapor, Ammonia, and Methane

QNo.18 Biochemical origin of life was discovered by

A Haldane

B Muller

C Oparin

D Darwin

QNo.19 A group of cells that work together to perform a function is called at

A Cell system

B Organ system

C Organ

D Tissue

QNo.20 Which of the following terms is NOT a category for biological classification?

A Kingdom

B Order

C Phylum

D Composition

QNo.21 Fungi absorb nutrients from dead organisms. In the animal kingdom, fungi are known as what?

A Producers

B Absorbers

C Consumers

D Decomposers

QNo.22 Which of the following cell organelles does NOT participate in the cellular division?

A Ribosomes

B Chromosomes

C Mitotic spindle

D Cytoplasm

QNo.23 An animal that consumes only meat or other animals, is called a what?

A Omnivore

B Herbivore

C Carnivore

D Consumavore

QNo.24 The longest bone in the body of a human being is

A the Tibia

B Femur

C Fibula

D the Stapes

QNo.25 The shortest bone in the human body is the

A Vertebrae

B Stapes

C Phalange

D Metacarpal

QNo.26 The most important foods are derived from

A Leaves

B stems

C Fruits

D Roots

QNo.27 Most highly intelligent mammals (except man) are

A Whales

B Dolphins

C Elephants

D Kangaroos

QNo.28 What is the main difference between prokaryotic and eukaryotic?

A The eukaryotic has a nucleus, and the prokaryote does not

B The prokaryote has a nucleus, and the eukaryotic does not

C The eukaryote is always larger than the prokaryote.

D The eukaryote is the only type of cell that is capable of photosynthesis.

QNo.29 Animals that eat both plants and other animals are known as what?

A Omnivores

B Herbivores

C Carnivores

D None of these

QNo.30 Bacterial infections in humans can be treated with what?

A Antibiotics

B Mycology

C Photosynthesis

D Extinction

QNo.31 Which of the following would you NOT find in a bacterial cell?

A Cell membrane

B DNA

C Golgi apparatus

D Ribosomes

QNo.32 Which of the following is found in plant cells, but not animal cells?

A Cell wall

B vacuole

C Mitochondria

D Reticulum

QNo.33 The jellylike interior of the cell is called the:

A Vacuole

B cytoplasm

C Cytoskeleton

D nucleus

QNo.34 What part of the cell makes proteins?

A Ribosomes

B mitochondria

C lysosomes

D vacuole

QNo.35 What is the most important stimulant in tea leaves?

A Brucine

B Caffeine

C Phenylalanine

D Theine

QNo.36 What do you know about Dolly?

A First cloned sheep

B First cloned monkey

C First test-tube baby

D First cloned Cow

QNo.37 What part of the cell serves to process, package, and export proteins?

A Mitochondria

B Endoplasmic reticulum

C Nucleolus

D Golgi apparatus

QNo.38 What is the colored part of the eye called?

A Pores

B Pupil

C Parts

D Iris

QNo.39 What do we call the tubes that carry blood away from the heart?

A Arteries

B Intestines

C Veins

D None of these

QNo.40 What are the bumps on the tongue called?

A Taste buds

B Taste pores

C Taste cells

D Taste tissues

QNo.41 What do we call the openings in the skin?

A Pupil

B Pores

C Pupil

D Sweet

QNo.42 What is the waste gas made that humans breathe out?

A Carbon dioxide

B Oxygen

C Carbon monoxide

D Nitrogen

QNo.43 How many senses are there?

A 4

B 5

C 6

D 7

QNo.44 How many ribs does a human have?

A 22

B 24

C 26

D 28

QNo.45 What is the black part of the eye called?

A Pupilr

B Pores

C Iris

D None of these

QNo.46 What do we call the tubes that carry blood toward the heart?

A Arteries

B Intestines

C Veins

D None of these

QNo.47 What do we call the muscular bag inside the body?

A The liver

B the Intestines

C the Stomach

D the Lungs

QNo.48 What part of the body exchanges gases with air?

A The liver

B the Stomach

C the Lungs

D the Intestines

QNo.49 What do we call the tubes where food is digested?

A Intestines

B Heart

C Stomach

D Lungs

QNo.50 Which organ is sometimes removed from the body and replaced with a new one?

A Heart

B Intestines

C Stomach

D Lungs

QNo.51 What is the gas that humans breathe?

A Carbon dioxide

B Oxygen

C Carbon monoxide

D Nitrogen

QNo.52 A cockroach has

A Three pairs of walking legs

B Two pairs of walking legs

C Four pairs of walking legs

D One pair of walking legs

QNo.53 A bat is

A A mammal

B A reptile

C An amphibian

D An avian

QNo.54 A balanced diet contains

A Animal protein

B Macro and micronutrients

C Food nutrients for growth and maintenance

D Butter and ghee

QNo.55 A "clinical death" takes place when

A there is no pulse

B there is no heartbeat

C pupils are fixed and dilated, and there is no reaction to light

D all three conditions are present together

QNo.56 A "biological death" takes place when

A There is no pulse and heartbeat

B Pupils show no reaction to light

C All the body cells die after a few hours of clinical death

D pupils are fixed and dilated

QNo.57 Chromosomes consist of

A DNA and lipids

B RNA and amino acids

C RNA and sugar

D DNA and proteins

QNo.58 Cockroach cannot survive in the water because it’s respiratory or an Is

A Gill

B Book lung

C Trachea

D Pulmonary Sac

QNo.59 Which of the following is known as the 'graveyard' of RBCs?

A Spleen

B Liver

C Bone marrow

D Appendix

QNo.60 Which of the following pairs has the open type of circulatory system?

A Cockroach and Silverfish

B Man and Whale

C Earthworm and Leech

D Tadpole larva and Fish

QNo.61 Which one of the following is responsible for converting milk into curd?

A Virus

B Yeast

C Fungi

D Bacteria

QNo.62 In how many groups can human blood be divided?

A 4

B 5

C 2

D 3

QNo.63 Which of the following is fundamentally the Rh factor?

A A vitamin deficiency

B A form of anemia

C An antigen-antibody reaction

D A hormonal reaction

QNo.64 'Cod' is a variety of

A Amphibia

B Crop

C Coral

D Fish

QNo.65 A large number of identical plants can be obtained in a short span of time through —

A Tissue culture technique

B hydroponics method

C Stem cuttings

D a Large number of seeds of a single plant

QNo.66 The poison of honey bee is —

A Saltish

B Acidic

C Protein

D Alkaline

QNo.67 Birds that swim in water have —

A Broad wings

B Long beaks

C Toes with claws

D Webbed feet

QNo.68 When applied to the affected area, which one of the following will relieve the pain due to ant-bite or bee-sting?

A Baking soda

B Caustic soda

C Vinegar

D Lemon Juice

QNo.69 Which of the following food items is rich in iron?

A Apple

B Rice

C Orange

D Pulses

QNo.70 Pulses Which of the following is not present in the blood?

A RBCs

B Plasma

C Placenta

D WBCs

QNo.71 The normal cholesterol level in human blood

A 180-200 mg

B 140-180 mg

C 120-140 mg

D 80-120 mg

QNo.72 Which is the longest nerve?

A Stapedius

B Monocyte

C Lymphocyte

D Sciatic

QNo.73 The Dried flower buds are used as a spice in

A Cloves

B Saffron

C Cardamom

D Cinnamon

QNo.74 In a food chain, the solar energy utilized by plants is only

A 0.1 percent

B 10 percent

C 1 percent

D 0,01 percent

QNo.75 Which of the following actions is related to the evaporation of sweat?

A Exothermic Action

B Endothermic Action

C Chemical Action

D Salty Reaction

QNo.76 Which of the following is of organic origin?

A Coral

B Emerald

C Ruby

D Topaz

QNo.77 What rays of sunlight are mostly utilized by chlorophyll in photosynthesis?

A Red

B Yellow

C Green

D Blue

QNo.78 Opium is obtained from which part of the poppy plant?

A Unripe Fruits

B Flower

C Leaves

D Roots

QNo.79 Amongst the following flying organisms, which one does not belong to the group, Ayes?

A Eagle

B Parrot

C Crow

D Bat

QNo.80 Which of the following are required for the formation of bones and teeth?

A Sodium and Calcium

B Sodium and Potassium

C Iron and Calcium

D Calcium and Phosphorus

QNo.81 CT Scan is done by using —

A Infra-red rays

B Visible light

C Ultrasonic waves

D X-rays

QNo.82 White blood cells act

A as a defense against infection

B as a source of energy

C for clotting blood

D as a medium for oxygen transport from the lung to tissues

QNo.83 Which one of the following organs breaks fat to produce cholesterol?

A Intestine

B Liver

C Lungs

D Kidneys

QNo.84 Which of the following is not a fruit?

A Mustard

B Orange

C Pear

D Apple

QNo.85 Which one among the following will be absorbed fastest through the wall of the digestive system?

A DDT taken as a poison

B Raw alcohol taken as a drink

C Ice cream as a dessert

D Black coffee as a hot beverage

QNo.86 The anti-malarial drug Quinine is made from a plant The plant is –

A Neem

B Eucalyptus

C Cinnamon

D Cinchona

QNo.87 Which one of the following is not a mammal?

A Shark

B Dolphin

C Seal

D Whale

QNo.88 Which of the following organelles is called 'Atom bombs'?

A Lysosome

B Nucleolus

C Golgi bodies

D Microtubules

QNo.89 Hypertension is the term used for

A a decrease in heart rate

B a decrease in blood pressure

C an increase in blood pressure

D increase in heart rate

QNo.90 Palak leaves are rich in

A Iron

B Vitamin A

C Cystine

D Carotene

QNo.91 Giant Panda is found in

A Nepal

B Bhutan

C India

D China

QNo.92 Quinine is a_____ resource

A Mineral

B Agricultural

C Forest

D None of these

QNo.93 Loss of memory is caused by the destruction of?

A Medulla

B Cerebrum

C Cerebellum

D Pons

QNo.94 Essential constituent of plant cells is which type of carbohydrate?

A Sucrose

B Starch

C Lignin

D Cellulose

QNo.95 The lowest rate of photosynthesis takes place in

A Orange light

B Red light

C Greenlight

D Blue light

QNo.96 Which one is the rootless plant?

A Pistia

B Monochoria

C Eichhornia

D Ceratophyllum

QNo.97 What is the average adult pulse rate?

A 140-150

B 115-125

C 72-80

D 60

QNo.98 Animal meat is a good source of—

A Protein

B Vitamin

C CHO

D Chlorophyll

QNo.99 Milk Sugar is

A Lactose

B Fructose

C Maltose

D Sucrose

QNo.100 A man with color blindness will see red as

A Green

B Yellow

C Blue

D Violet

QNo.101 Pasteurization is the process in which milk is heated to

A 60°C for 10 minutes

B 63°C for 20 minutes

C 72°C for 10 minutes

D 63°C for 30 minutes

QNo.102 Which one of the following is a major greenhouse gas?

A Freon

B Carbon dioxide

C Chloro fluorocarbon

D Carbon monoxide

QNo.103 The first successful heart transplantation was done by

A C.N.Barnard

B D.S.Paintal

C D.Shetty

D P.K.Sen

QNo.104 An individual whose blood type is B may in an emergency donate blood to a person whose blood type is:

A B or A

B AB or B

C AB or A

D A or 0

QNo.105 Sandalwood tree is considered a:

A Partial root parasite

B Stem parasite

C Total stem parasite

D Total root parasite

QNo.106 A bee sting leaves an acid that causes pain and irritation Which type of this acid?

A Methanoic acid

B Acetic acid

C Sulfuric acid

D Citric acid

QNo.107 The human stomach produces acid which helps in the digestion of food Acid is

A Hydrochloric acid

B Acetic acid

C Methanoic acid

D Citric acid

QNo.108 The number of calls in the human body is?

A 35 trillion

B 45 trillion

C 55 trillion

D 75 trillion

QNo.109 The abnormal constituent of urine is: •

A Albumin

B Urea

C Creatinine

D Sodium

QNo.110 The element which is required by the plant in large quantity?

A Calcium

B Sulphur

C Phosphorus

D Nitrogen

QNo.111 Which one of the following gives energy to our body?

A Vitamins

B Water

C Carbohydrates

D Proteins

QNo.112 Dumping of solid waste in low-lying areas of earth cover is called as:

A Sanitary landfilling

B Incineration

C Open dumping

D Composting

QNo.113 In plants, water is absorbed by the root hairs by a process called:

A Respiration

B Transpiration

C Osmosis

D Perspiration

QNo.114 Following are the characteristics of genetic code

A Triplet

B Universal

C Non-overlapping

D Ambiguous

QNo.115 Development of fruit without fertilization is

A Parthenogenesis

B Apomixes

C Parthenocarpy

D Fertilization

QNo.116 The cell wall of chloroplast is removed, and the remaining is called

A Etioplast

B Aleuroptas

C Amylopast

D Protoplast

QNo.117 Bacteria having flagella all over the body are called

A Lophotrichous

B Monotrichous

C Peritrichous

D Morphotrichous

QNo.118 Bacteria and fungi developing on dead decaying organisms are

A Parasites

B Commensals

C Sugarcane

D Symbionts

QNo.119 Atmospheric nitrogen in soil is fixed by

A Cereals

B Pulses

C Sugarcane

D Cotton

QNo.120 Artificial light can

A Destroy chlorophyll

B Synthesize chlorophyll

C Bring about photosynthesis

D Not bring about photosynthesis

QNo.121 The normal temperature of the human body is:

A 90°F

B 98°F

C 98.6°F

D 96.4°F

QNo.122 An ecosystem has two components namely

A Weeds and Trees

B Biotic and Abiotic

C Frogs and men

D Plants and animals

QNo.123 All germ cells or reproductive cells divide by the process of

A Mitosis

B Meiosis

C Both mitosis and meiosis

D Neither mitosis nor meiosis

QNo.124 A simple sequence in which the grass grows, a cow eats the grass, a human eats the cow, or drinks its milk, is an example of a

A Food chain

B Food web

C Food cycle

D Pyramid

QNo.125 A cancer that arises from the cells of the skin or he lining cells of the inner organs is named

A Lymphoma

B Carcinoma

C Sarcoma

D Leukemia

QNo.126 Wisdom teeth normally grow between thethe age of

A 34-40

B 17-26

C 45-55

D 10-17

QNo.127 Who are the main producers in an ecosystem?

A Green Plants

B Animals

C Fungi and bacteria

D Sometimes all the above

QNo.128 Which tissue is responsible for the passage of water in plants?

A Sclerenchyma

B Xylem

C Phloem

D None of these

QNo.129 Which protein occurs abundantly in eggs?

A Keratin

B Albumin

C Collagen

D Haemoglobin

QNo.130 Biological death of a patient means the death of tissues of the

A Liver

B Heart

C Lungs

D Brain

QNo.131 In which, of the following do red blood cells originate?

A Bone marrow

B Brain

C Ligaments

D Muscles

QNo.132 Vaccines are

A the Same as monoclonal antibodies

B Treated bacteria or viruses or one of proteins

C MHC proteins

D strands of nucleic acids

QNo.133 Which is the largest living bird?

A Duck

B Ostrich

C Peacock

D Dodo

QNo.134 The saliva helps in the digestion of

A Proteins

B Fats

C Fibres

D Starch

QNo.135 What is the average Female,s brain weight?

A 410 grams

B 370 grams

C 310 grams

D 210 grams

QNo.136 During sleep a man,s blood pressure:

A Increase

B Decrease

C Remains constant

D Fluctuates

QNo.137 The function of hemoglobin is

A To transport oxygen

B Destruction of bacteria

C Prevention of anemia

D Utilization of energy

QNo.138 Which part of the human body coordinates the functions of various organs?

A Heart

B Liver

C Brain

D Kidneys

QNo.139 Which one of the most efficient converters of sunlight?

A Sugarcane

B Rice

C Papaya

D Wheat

QNo.140 Which of these is absent in anaerobic bacteria

A Cell wall

B Cell membrane

C Mesosomes

D Ribosomes

QNo.141 Which of the following seeds can benefit a patient of diabetes mellitus by normalizing his blood sugar level?

A Coriander seeds

B Mustard seeds

C Fenugreek seeds

D Cumin seeds

QNo.142 Which of the following is used by green plants for the manufacture of sugar?

A Carbon dioxide

B Sunlight

C Water

D All of these

QNo.143 Bamboo is a

A Herb

B Grass

C Shrub

D Tree

QNo.144 Bryophytes are

A Vascular plants

B Tracheophytes

C Non-vascular plants

D Prokaryotes

QNo.145 Ginger is an example of

A Tuber

B Rhizome

C Bulb

D Corm

QNo.146 potato is a modified form of

A Root

B Stem

C Fruit

D Leaf

QNo.147 Dialysis is used in the case of a patient suffering from

A Heart problems

B Kidney problems

C Respiratory diseases

D Neurological disorders

QNo.148 Which of the following is not a mammal?

A Fish

B Cow

C Goat

D Whale

QNo.149 Which of the following is most important for the growth of children up to the age of 14?

A Protein

B Vitamin

C Fat

D Milk

QNo.150 The process of formation of blood corpuscles is called

A Haemopoiesis

B Haemolysis

C Haemozoin

D None of these

QNo.151 The process of cell division can take place by

A Heterosis

B Fusion

C Mitosis

D None of these

QNo.152 The powerhouse of energy in cells is

A Golgi bodies

B Mitochondria

C Ribosomes

D DNA

QNo.153 The period taken for the complete growth of the embryo following implantation is called

A Ovulation

B Menstruation

C Gestation

D Parturition

QNo.154 The offspring from a cross between two individuals differing in at least one set of characters is called

A Polyploid

B Hybrid

C Mutant

D Variant

QNo.155 Which of the following is least effective in photosynthesis?

A Sunlight

B Red light

C Blue light

D Greenlight

QNo.156 Which of the following is essential for the formation of red blood cells?

A Vitamin C

B Folic acid

C Calcium

D Vitamin A

QNo.157 Which of the following is an amphibian?

A Whale

B Turtle

C Frog

D Cow

QNo.158 Which of the following is a parasitic plant?

A Marchantia

B Kelp

C Mushroom

D Pteris

QNo.159 Which of the following is a carnivorous plant?

A Urn plant

B Pitcher plant

C Cacti

D Ribbon plant

QNo.160 Which of the following bones is not found in man?

A Humerus

B Carpal

C Astragalus

D Atlas

QNo.161 Which of the following are NOT involved in the process of breathing in humans?

A Nervous System

B Diaphragm

C Rib Muscles

D Neck Muscles

QNo.162 Which of the following are mostly woody trees, always perennials and never herbs or annuals?

A Angiosperms

B Gymnosperms

C Pteridophytes

D Bryophytes

QNo.163 When we eat cauliflower we consume

A Leaf

B Stem

C Flower

D Inflorescence

QNo.164 When day-light hours are increased, the rate of photosynthesis

A Increases

B Decreases

C Remains unchanged

D None of the above

QNo.165 When both sexes are absent from a flower or are non-functional, the flower is said to

A Incomplete

B Intersexual

C Neuter

D Unisexual

QNo.166 What should be given to an athlete for instant energy?

A Carbohydrates

B Fat

C Protein

D Vitamin

QNo.167 What is the temperature of a normal man?

A 81.1°C

B 37°C

C 21.7°C

D 90°C

QNo.168 What is the main purpose of white blood corpuscles?

A to carry nutrients

B to combat infection

C to carry oxygen

D to give strength

QNo.169 We lose consciousness if the blood flow to the brain is cut off more than

A 2 seconds

B 5 seconds

C 15 to 20 seconds

D 5 minutes

QNo.170 Virus causes

A Cholera

B Typhus

C Typhoid

D Scurvy

QNo.171 Venom of cobra attacks on

A the Nervous system

B the Respiratory system

C the Digestive system

D the Circulatory system

QNo.172 The world's largest flower (Approximately 1 meter in diameter) belongs to genus

A Nelumbo

B Raffiesia

C Mango

D Anacardium

QNo.173 The thickness of human hair is approximately

A 0.02 mm

B 0.04 mm

C 0.06 mm

D 0.08 mm

QNo.174 The smallest flowering plant is

A Amorphophallus

B Azadaachta indica

C Erecta Indica

D Wolffa Arrhiza

QNo.175 The molecules responsible for storing the genetic code are

A DNA

B RNA

C Protein

D Chromosome

QNo.176 The metal barium is used

A Checking Blood Groups

B Taking x-rays of the alimentary canal

C Taking x-rays of the brain

D None of these

QNo.177 The main difference between the living and nonliving is

A in the growth

B in the size

C in the movement

D in the presence of protoplasm

QNo.178 The largest part of most diets are made up of

A Nucleic acid

B Proteins

C Carbohydrates

D Lipids

QNo.179 The Human cell contains

A 44 chromosomes

B 48 chromosomes

C 46 chromosomes

D 23 chromosomes

QNo.180 The average heart beat per minute in a normal man is

A 50

B 72

C 80

D 100

QNo.181 The artificial kidney operates on the principle of

A Diffusion

B Osmosis

C Dialysis

D Transport

QNo.182 The alimentary canal is usually longer in

A Carnivores

B Herbivores

C Omnivores

D Insectivores

QNo.183 The greenhouse effect is due to increase in

A Atmospheric CO2 levels

B Atmospheric SO2 levels

C Soil organic content

D Soil nitrogen

QNo.184 Snakes and lizards are animals that are

A Warm-blooded

B Cold-blooded

C Both A & B

D None of these

QNo.185 Which lenses are used by people have short-sightedness

A Concave

B Convex

C Glasses

D None of these

QNo.186 Which lenses are used by people have long-sightedness

A Convex

B Concave

C Glasses

D None of these

QNo.187 Scarification of seeds is done for removing

A Dormancy

B Germination inhibitors

C Growth

D Embryo

QNo.188 Which area of the brain is responsible for the control of the body temperature?

A Pituitary

B Thalamus

C Hypothalamus

D Pineal

QNo.189 Rubber is obtained from

A Latex

B cell sap

C Gun

D resin

QNo.190 Pulses are a good source of

A Carbohydrates

B Fats

C Proteins

D Vitamins

QNo.191 Pollination by wind is called

A Anemophily

B Hydrophily

C Zoophily

D Entomophily

QNo.192 Plants wilt due to excess of

A transpiration

B photosynthesis

C absorption

D None of these

QNo.193 Plants that grow under average temperature and moisture conditions are called

A halophytes

B hydrophytes

C mesophytes

D xerophytes

QNo.194 Plants that grow in saline water are called

A Halophytes

B hydrophytes

C mesophytes

D xerophytes

QNo.195 Plants synthesize protein from

A Starch

B sugar

C Amino acids

D fatty acids

QNo.196 Plants receive their nutrients mainly from

A chlorophyll

B atmosphere

C light

D soil

QNo.197 Plants have while animals lack it

A Starch

B Cellulose

C Protein

D Fat

QNo.198 Plants are killed in winter by frost because

A no photosynthesis occurs at low temperature

B of desiccation

C water in the plant freezes

D water in the plants evaporates

QNo.199 The proteins are made in the cells under the instructions of

A Genes

B DNA

C RNA

D Ribosomes

QNo.200 Proteins are made of

A Sugar

B Fatty acid

C Nucleic acid

D Amino acid

QNo.201 Plants absorb most of the water needed by them through their

A Embryonic zone

B Growing point

C Root hairs

D Zone of elongation

QNo.202 Plants absorb dissolved nitrates from soil and convert them into

A Free nitrogen

B Urea

C Ammonia

D Proteins

QNo.203 Pigmentation of the skin is due to

A Lymphocytes

B Monocytes

C Leucocytes

D Melanocytes

QNo.204 Photosynthesis takes place faster in

A Yellow light

B White light

C Red light

D darkness

QNo.205 Photosynthesis is a process

A Reductive and exergonic

B Reductive and catabolic

C Reductive, endergonic, and catabolic

D Reductive, endergonic, and anabolic

QNo.206 Phloem is a tissue found in

A Animals

B Plants

C Insects

D Mammals

QNo.207 A phenomenon that converts light energy into chemical energy is

A Respiration

B Photosynthesis

C Transpiration

D None of these

QNo.208 Oxygen in our blood is transported by a protein named

A Haemoglobin

B Keratin

C Collagen

D Myoglobin

QNo.209 The outer covering of the virus made up of proteins is

A capsid

B coat

C virion

D viroid

QNo.210 Our Skin becomes dark when exposed to excess sunlight This is because of our skin pigment called

A Flavoxanthin

B Melanin

C Carotene

D Xanthopny II

QNo.211 O₂ released in the process of photosynthesis comes from

A CO₂

B Water

C Sugar

D Pyruvic

QNo.212 The number of chromosomes in Down's syndrome is

A 46

B 47

C 48

D 49

QNo.213 The normal adult human male has

A 10 gm of hemoglobin/100 gm of blood

B 14 gm of hemoglobin/100 gm of blood

C 18 gm of hemoglobin/100 gm of blood

D 24 gm of hemoglobin/100 gm of blood

QNo.214 N₂ content is kept constant in the biosphere due to

A Industrial pollution

B N₂ fixation

C Nitrogen cycle

D Absorption of N₂

QNo.215 Myopia is connected with the

A Ears

B eyes

C Lungs

D none of these

QNo.216 Movements due to light are shown by

A flowering plants

B lower plants

C all land plants

D all the plants

QNo.217 Man in the life cycle of plasmodium is

A Primary host

B Secondary host

C Intermediate host

D None of these

QNo.218 Man belongs to the phylum

A Mollusca

B Chordata

C Porifera

D Amphibian

QNo.219 Mammals are

A Warm-blooded

B Cold-blooded

C Both A & B

D None of these

QNo.220 Male frogs show vocal sacs and

A Tail

B neck

C Nuptial pads

D all of these

QNo.221 Maize grain is

A a seed

B an embryo

C an ovule

D a fruit

QNo.222 Lungs are situated in the

A Abdominal cavity

B Pericardial cavity

C Buckle cavity

D Thoracic cavity

QNo.223 Lungs are enclosed in

A Pericardium

B Peritoneum

C Pleural membrane

D None of these

QNo.224 Lock, jaw, that is, difficulty in opening the mouth is a symptom of

A Plague

B Tetanus

C Cholera

D none of these

QNo.225 Lion is kept under in Etolian pyramid as

A Producer

B Primary Consumer

C Secondary Consumer

D Tertiary Consumer

QNo.226 Lichen is considered to be a symbiotic association of two living organisms Which organisms are involved in it?

A Algae and bacteria

B Algae and fungi

C Algae and bryophytes

D Fungi and bryophytes

QNo.227 Human urine as compared to human blood is

A hypotonic

B hypertonic

C isotonic

D all of these

QNo.228 Which of the following enzymes is present in the saliva?

A Bile

B Ptyalin

C Pepsin

D Rennin

QNo.229 Human blood contains a percentage of plasma

A 35%

B 40%

C 50%

D 65%

QNo.230 How many bones are there in a newly born infant?

A 206

B 230

C 280

D 300

QNo.231 Ginger and Sweet potato are

A Homologous

B Stem and roots respectively

C Analogous

D Both A and C

QNo.232 Gene control

A Proteins synthesis but not heredity

B Protein synthesis and heredity

C Heredity but not protein synthesis

D Biochemical reaction of some enzymes

QNo.233 Gene is

A a segment of DNA

B a segment of DNA and histone

C a segment of DNA, RNA, and histone

D all of the above

QNo.234 Fungi are always

A Autotrophic

B heterotrophic

C Parasitic

D saprophytic

QNo.235 From which part of the plant is turmeric obtained?

A Root

B fruit

C Seed

D stem

QNo.236 Food is normally digested in the

A Liver

B stomach

C Small intestine

D large intestine

QNo.237 Which part of the body has the greatest regeneration power?

A Liver

B Kidney

C Pancreas

D Brain

QNo.238 Fertilization is the process of

A Fusion of male nucleus with polar nuclei

B Formation of seed from ovule

C Fusion of one male gamete with the egg

D Transfer of pollen from anther to the stigma

QNo.239 Fertilization in frogs is

A External

B Internal

C Both external and internal

D aerial

QNo.240 People working in asbestos factories are affected by air pollution The most affected part of their body is the

A Eye

B Throat

C Lung

D Skin

QNo.241 Amino acids are the building blocks of

A Vitamins

B Starch

C Proteins

D Lipids

QNo.242 A vegetable containing sulphur is

A Potato

B Cabbage

C Brinjal

D pumpkin

QNo.243 Blood does not coagulate inside the body due to the presence of

A hemoglobin

B heparin

C fibrin

D plasma

QNo.244 Banana fruit contains mainly

A Glucose

B starch

C Fat

D proteins

QNo.245 All the following are invertebrates except

A Snail

B Crab

C Prawn

D Fish

QNo.246 Wisdom teeth are

A Last molars

B Last premolars

C Incisors

D Canines

QNo.247 A drop of blood contains

A About 10,000 cells

B About 1,00,000 cells

C Several million cells

D Less than 25,000 cells

QNo.248 Which of the following has no blood, but respires?

A Cockroach

B Earthworm

C Fish

D Hydra

QNo.249 Which one of the following is the sweetest natural sugar?

A Glucose

B Fructose

C Lactose

D Sucrose

QNo.250 The image formed on the retina of the eye is

A Real and inverted

B Upright and real

C Virtual and upright

D Enlarged and real

QNo.251 Insulin controls the metabolism of

A Sugars

B Fats

C Proteins

D Salts

QNo.252 Rhesus 'Rh' factor is a term that we hear in connection with

A Space travel

B Blood transfusion

C Air pressure

D Blood pressure

QNo.253 Which one of the following is responsible for blue baby syndrome?

A Fluoride

B Nitrate

C Arsenic

D Lead

QNo.254 The Cells which are responsible for the production of antibodies are-

A Red Blood Cells

B Neutrophils

C Lymphocytes

D Platelets

QNo.255 What is the name of the first successfully cloned deer?

A Dawn

B Deluxe

C Demor

D Dewey

QNo.256 The blood group which is the universal recipient is

A A-

B B-

C AB+

D 0+

QNo.257 The Yellow color of human urine is due to a pigment called

A Cytochrome

B Urochrome

C Haemochrome

D Phenolichrome

QNo.258 Which of the following is a Fish?

A Sea Cucumber

B Sea Cow

C Sea Horse

D Sea Lion

QNo.259 Which of the following is the smallest bone in the human body?

A Vomer

B Stapes

C Malleus

D Incus

QNo.260 Which one is a mammal?

A Shark

B Squid

C Octopus

D Whale

QNo.261 Curd Making is an ancient 'Bio-Technological' process involving-

A Bacteria

B Viruses

C Fungus

D Protozoa

QNo.262 Carrier of parasite Plasmodium is-

A Tick

B Mosquito

C Fly

D Lice

QNo.263 Archaeopteryx had the following Reptilian Characters

A Teeth on Jaw, Tail, and Beak

B Clawed Wings, Teeth on Jaw, Tail

C Clawed Wings, Scales, Feathers

D Teeth on Jaw, Feathers, Tail

QNo.264 Which one of the following organs excretes water, fat, and various catabolic wastes?

A Kidney

B Skin

C Spleen

D Salivary Gland

QNo.265 The Cause of loss of forest cover is

A Agriculture

B the Building Industry

C Increasing Population

D Tourism & pilgrimage

QNo.266 Nitrogenous food is

A Protein

B Lipid

C Salts

D Carbohydrate

QNo.267 Which of the following animals does not have a nervous system?

A Leech

B Amoeba

C Snail

D Tapeworm

QNo.268 In the human body, the basic building block is

A Muscles

B Cells

C Bones

D Nerves

QNo.269 The function of DNA in the body is

A To help in the synthesis of proteins

B To control the heredity

C To assist in the release of energy

D None of these

QNo.270 Which one of the following processes does not pollute air?

A Use of Cosmetics

B Photosynthesis

C Burning of Dead Woods

D Use of insecticides

QNo.271 Which part of a plant respires?

A Root

B Leaf

C Seed

D All of these

QNo.272 Haemophilia is mostly associated with

A Labourers

B Royal families

C Miners

D Sportsmen

QNo.273 Which one of the following is an example of the vestigial organ in a man?

A Ear Muscles

B Jaw apparatus

C Canine teeth

D Humerus

QNo.274 Why do birds not have respiratory trouble at the time of flying at high altitudes?

A Their lungs are very large

B They fly inactively

C They have extra air sacs

D They use less oxygen

QNo.275 In making the saffron spice, which one of the following parts of the plant is used?

A Leaf

B Petal

C Sepal

D Stigma

QNo.276 The least distance of distinct vision for a normal eye is

A 10 cm

B 25 cm

C 15 cm

D 45 cm

QNo.277 Homes are controlled by which of the following human body systems?

A Endocrine System

B Circulatory System

C Immune System

D Reproductive System

QNo.278 The vital constituent of blood that helps in clotting is

A Platelets

B Plasma

C Haemoglobin

D Serum

QNo.279 The "stones" formed in the human kidney consist mostly of

A Calcium oxalate

B Magnesium sulphate

C Sodium chloride

D Sodium phosphate

QNo.280 The role of chlorophyll in photosynthesis is

A Absorption of water

B Absorption of light

C Absorption of CO2

D None of these

QNo.281 Herbicides are chemicals which control

A Fungi

B Weeds

C Nematodes

D Insects

QNo.282 Process of breeding fish in ponds and artificial reservoirs is known as

A Aquaculture

B Fishing

C Apiculture

D Pisciculture

QNo.283 Fat is a?

A Lipid

B Protein

C Amino acid

D Ether

QNo.284 What is meant by myopia?

A Long-sightedness

B Short-sightedness

C Colour blindness

D Night blindness

QNo.285 The percentage of glucose present in the normal urine is

A 0.1%

B 2%

C 9.5%

D 0%

QNo.286 The function of hemoglobin in the body is

A Transport of oxygen

B Destruction of bacteria

C Prevention of anemia

D Utilization of iron

QNo.287 Which of the following crops helps in nitrogen fixation?

A Rice

B Wheat

C Beans

D Maize

QNo.288 Which one of the following ecosystems covers the largest area of the earth's surface?

A Desert Ecosystem

B Grassland Ecosystem

C Mountain Ecosystem

D Marine Ecosystem

QNo.289 The fruit most suitable for making jelly is

A Papaya

B Karunda

C Mango

D Banana

QNo.290 Among the following, the richest source of protein is

A Ground Nut

B Rice

C Potato

D Apple

QNo.291 Which of the following is a cellulose fiber?

A Cotton

B Wool

C Rayon

D Polyester

QNo.292 The nuclear membrane is absent in

A Prokaryotes

B Eukaryotes

C Protozoan

D All of them

QNo.293 The which organ does a fish respire?

A Nose

B Lungs

C Gills

D Fins

QNo.294 The cells that make up neurilemma in nerve tissue are

A Epithelial cells

B Schwann cells

C Connective tissue

D Erythrocytes

QNo.295 The cell that lacks a nucleus is

A a Flame cell

B a Spermatozoan

C Red blood corpuscles in man

D White blood corpuscles

QNo.296 Red pigment is formed in

A Nucleoplasm

B Mitochondria

C Chloroplasts

D Cell sap in vacuoles of the leaf

QNo.297 The primary energy for living organisms is

A Solar energy

B ATP

C Chemical energy

D Mitochondria

QNo.298 What is Penicillin?

A Vitamin

B Hormone

C Antibiotic

D Analgesic

QNo.299 Lysosomes were discovered by

A Palade

B Porter

C Dedave

D De Vries

QNo.300 Autophagy is the function of

A Ribosomes

B Lysosomes

C Centrosomes

D Mitochondria

QNo.301 Depending upon their structure and function lysosomes are categorized into

A One type only

B Two types

C Three types

D Four types

QNo.302 Vacuoles are bound by a definite membrane in plant cells called

A Plasma membrane

B Tonoplast

C Cell wall

D None of them

QNo.303 Endoplasmic reticulum is bound by

A Cellulose wall

B Membranes -

C Sclerotised layer

D Chitinised wall

QNo.304 Blood does not coagulate inside the body due to the presence of

A Hemoglobin

B Heparin

C Fibrin

D Plasma

QNo.305 A Mitochondria possesses a

A Single membrane

B Double membrane

C Three-layered membrane

D Four-layered membrane

QNo.306 Within the cell, the site of respiration is the

A Golgi bodies

B Ribosomes

C Mitochondria

D Nucleus

QNo.307 Which of the following plays an important part in photosynthesis?

A Chloroplast

B Centrosome

C Tonoplast

D Nematoblast

QNo.308 The age of a tree can be determined by

A Counting the number of rings in the stem

B Counting the number of leaves

C Counting the number of branches

D Measuring the size of the tree

QNo.309 The outermost layer of skin is known as

A Epidermis

B Epiglottis

C Ligament

D Cartilage

QNo.310 The protoplasm of a child is exactly the same as that of its

A Mother

B Father

C Grandfather

D Identical twin

QNo.311 Which of the following is a physical basis of life?

A Nucleus

B Ribosome

C Protoplasm

D Mitochondria

QNo.312 The thin layer that forms a common layer for any two adjacent cells is

A Middle lamella

B Primary wall

C Secondary wall

D None of above

QNo.313 Antibodies are?

A Carbohydrates

B Enzymes

C Proteins

D Hormones

QNo.314 Interferon is?

A Tonic

B Virus

C Carbohydrate

D Ore of iron

QNo.315 A person having AB-group of blood to donate a person having

A A-group

B B-group

C AB-group

D O-group

QNo.316 How many types of white blood cells do we have?

A 3

B 5

C 7

D None of these

QNo.317 Ovum fertilized in test tubes and developed in the uterus is called

A Ovum tubes

B Ovum fertilized

C Test Tube baby

D Ovum uterus

QNo.318 How many main blood groups do we have?

A 3

B 4

C 5

D 6

QNo.319 Which blood group type can be considered as a universal donor?

A A

B AB

C 0

D None of these

QNo.320 Which of these are parts of your immune system?

A Red blood cells

B Lymphocytes

C Veins

D None of these

QNo.321 How many cranial nerves are there in the human brain?

A 8

B 10

C 12

D 14

QNo.322 Redness in blood is because of the presence of

A Iron in haeme pigment

B Aluminum in haeme pigment

C Copper in haeme pigment

D All of these

QNo.323 Red blood corpuscles are formed in the

A Liver

B Bone marrow

C Kidneys

D Heart

QNo.324 What is the average Male's brain weight?

A 46 ounce

B 48 ounce

C 47 ounce

D 49 ounce

QNo.325 What is the average Female's brain weight?

A 46 ounce

B 48 ounce

C 45 ounce

D 49 ounce The endoplasmic