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Class 11 Biology: Mineral Nutrition
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MCQs on plant mineral requirements, nutrients absorption mechanism and nitrigen metabolism.

Class 11 Biology: Mineral Nutrition
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25 Questions

1. N2 + A e– + A H+ + B ATP → C NH3+ H2 + D ADP + D Pi
In the equation given above, C is present in how much quantity?
2. Which of the following element activates enzyme catalase?
3. How do most minerals enter the root?
4. Which of the following is not a function of chlorine?
5. After active or passive absorption of all the mineral elements, how are minerals further transported?
6. The form of nitrogen absorbed by plants is _________
7. Which of the following is not a function of soil?
8. The process under which nitrogen and hydrogen combine to form ammonia under high temperature and pressure conditions is called as _________
9. Nitrogen is not taken up by plants in _______ form.
10. Which of the following micronutrients is used in metabolism of urea?
11. Where does the unloading of mineral ions occur in the plants?
12. Which organism is capable of carrying out denitrification?
13. Any mineral ion concentration that reduces that dry wt. of tissues by 10% is called as ___________
14. Which of the following plants is not grown by hydroponics?
15. Which of the following carbohydrates acts as food for the plants?
16. Which of the following is not a pool for nitrogen cycle?
17. Hydroponics was demonstrated by?
18. Generally, from which of the following parts of the plants, the minerals are remobilised?
19. Which of the following is not a chief sink for the mineral elements?
20. What is understood by the term sink in the plants?
21. Amides are transported to other parts of the plant through ________
22. How do most of the nitrogen travels in the plants?
23. Which of the following vitamins contain Sulphur?
24. Minerals are transported through _________ along the _________ stream of water.
25. What are transport proteins?

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