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NCERT Based Natural Science - Biology Questions For Competitive Exams
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NCERT Based Natural Science - Biology Questions For Competitive Exams
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25 Questions

1. In countries where polished rise is the main cereal in their diet, people suffer from
2. The tissue that is involved in the transport of food material in plants is called:
3. Scarification of seeds is done for removing
4. Phloem is a tissue found in
5. Which of the following is not a mammal?
6. Impulses from the pace -maker cause the
7. Inflorescence is
8. The plants growing in temperate climates are usually:
9. Lichen is considered to be a symbiotic association of two living organisms. Which organisms are involved in it?
10. Edible part of mango and coconut is
11. The smallest living cell is that of a
12. Myosin bridges can be prevented from combining actin by two regulator proteins in resting muscle by
13. The human cell contains
14. Adenosine Triphosphate (ATP) is
15. The chamber of the heart that receives deoxygenated blood from the various parts of the body is
16. Human blood contains _____________ percentage of plasma.
17. Mango contains vitamins
18. Pulses are a good source of
19. The substance which is reabsorbed as well as excreted by the kidney tubule is
20. The process of copying genetic information from one strand of DNA in to RNA is termed as
21. Main substance involved in transfer of electrons in photosynthesis is
22. Menopause usually occurs between
23. The mammal that lays eggs is
24. Which organelle does assemble ribosomes?
25. Per cent oxygen in the exhaled air is