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Life Sciences Test Bank
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Life Sciences Test Bank
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25 Questions

1. A disease in which the brain is affected is
2. The only movable bone in the skull is
3. The successive nucleotides of RNA are covalently linked through
4. Butterfly shaped gland in the front part of the neck, which regulates body chemistry and helps control growth, is the
5. ATP is used directly in the process of
6. The flavour of all of the following is due to bacterial activity except that of
7. Wilting in plants occurs due to
8. A cell membrane
9. Consider the following statements: 1. In insectivorous plants, trichomes secrete digestive enzymes onto the trapped insects. 2. Suberin gives the strength and water-proofing properties to sclerenchyma. 3. Roots do not form a bark. Which of the abovementioned statements is/are correct?
10. The net numbers of ATP molecules formed in aerobic and anaerobic respiration respectively, are
11. Which statement is false? Bacteria are involved in
12. Which of the following vitamins is produced in the sun's rays?
13. Elaters are absent in
14. In the portal circulation, blood flows through the
15. The average microscope having a high-power objective marked 43× and an ocular marked 10× gives a magnification of
16. Which one of the following enzyme combinations yields protoplasts satisfactorily?
17. Which hormone is responsible for apical growth?
18. DNA replication mean
19. Green plants need nitrates for making
20. Auxin causes a plant shoot to bend toward light by causing cells
21. The shoot branching depends upon the development of axillary buds, but many of the buds in axillary position never grow out due to the
22. The genetic material that contains all the information needed for the development and existence of an organism is
23. Two organisms that reproduce by budding are the
24. Which one of the following diseases is caused by fluoride in drinking water?
25. Of the following, the function that includes all the others is