Science : Mock Papers

Mock Question Paper 2

Q1. For transfusion, the 'O' blood group of a donor can be accepted by a person having blood group

A. A
B. B
C. AB
D. All of these

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Q2. Which of the following structures (glands) is concerned with the production of cortisone hormone in man?

A. Thyroid
B. Testis
C. Adrenal
D. Pancreas

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Q3. The most important function of perspiration is to

A. Lubricate the skin
B. Get rid of the body wastes
C. Regulate body temperature
D. Regulate body wastes

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Q4. The maximum temperature the human skin can tolerate without getting blisters is

A. 40 °C
B. 60 °C
C. 80 °C
D. 100 °C

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Q5. How many teeth are known as milk teeth in human beings?

A. 4
B. 12
C. 20
D. 28

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Q6. Which of the following is not a bone in the human body?

A. Sternum
B. Humerus
C. Pericardium
D. Tibia

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Q7. Rennin and lactase, the enzymes required to digest milk, disappear in the human body by the age of

A. 2
B. 3
C. 5
D. 8

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Q8. The heart is covered by a membrane called

A. Epidermis
B. Dermis
C. Epicardium
D. Pericardium

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Q9. About .......... of the total calcium present in the human body is in the blood

A. 99%
B. 70%
C. 5%
D. 1%

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Q10. Which of the following is not a bone in the legs of human body?

A. Radius
B. Tibia
C. Femur
D. Fibula

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Q11. Bile juice is secreted by

A. Pancreas
B. Liver
C. Spleen
D. Gall Bladder

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Q12. Veins differ from arteries in having

A. Thinner walls
B. Strong walls
C. Narrower lumen
D. Valves to control direction of flow

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Q13. The largest endocrine gland of human body is

A. Pituitary
B. Adrenal
C. Thymus
D. Thyriod

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Q14. An enzyme that works in an acidic medium is

A. Pepsin
B. Trypsin
C. Ptyalin
D. Maltose

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Q15. Lichens are formed due to the symbiotic association of

A. Moss and Fungi
B. Bacteria and Fungi
C. Algae and Fungi
D. None of these

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Q16. The smallest cells in the human body are

A. Muscle cells
B. Nerve cells
C. Blood Cells
D. Epithelial Cells

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Q17. Insects form the largest class of animals living on land and sea. They are grouped into

A. 22 orders
B. 26 orders
C. 29 orders
D. 32 orders

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Q18. Which of the following statements is true for planktons?

A. They live on the sufrace of lake water.
B. They live on the bottom of lakes
C. They live on the plants growing in water
D. They live in the water column

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Q19. Which of the following has the smallest egg?

A. Ostrich
B. Humming bird
C. Pigeon
D. Homo Sapiens

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Q20. The population of which of the following is maximum on the Earth?

A. Reptiles
B. Fishes
C. Birds
D. Beetles

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Q21. The largest living bird is

A. Duck
B. Dodo
C. Ostrich
D. Peacock

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Q22. The mammal which lays eggs is

A. Bat
B. Squirrel
C. Kangaroo
D. Duckbilled Platypus

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Q23. Hormones are normaly absent in

A. Rat
B. Monkey
C. Bacteria
D. Cat

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Q24. The gestation period of cows is

A. 150 days
B. 280 days
C. 300 days
D. 365 days

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Q25. Taenia solium (Tape Worm) lives as a parasite in

A. Pig
B. Abdomen of man
C. Intestine of man
D. Liver of man

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Q26. Wood is the common name for

A. Vascular bundle
B. Cambium
C. Secondary xylem
D. Secondary phloem

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Q27. The stable plant dye is

A. Anthocyanin
B. Phenol
C. Indigo
D. Flavanole

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Q28. The biotic relationship between insects and plants with reference to pollination is termed as

A. Saprophytism
B. Parasitism
C. Mutualism
D. Commensalism

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Q29. Which of the following is not a tuber crop?

A. Groundnut
B. Sugar beet
C. Tapioca
D. Sweet potato

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Q30. Plants that grow on salty soils are

A. Homophytes
B. Hydrophytes
C. Xerophytes
D. Halophytes

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