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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. Where do plants obtain most of their carbon and oxygen?
2. Which of the following is not a chief sink for the mineral elements?
3. Which of the following is not a pool for nitrogen cycle?
4. Which of the following micronutrients is used in metabolism of urea?
5. What is understood by the term sink in the plants?
6. Which of the following carbohydrates acts as food for the plants?
7. Which of the following elements will not cause delay flowering due to its less concentration?
8. The process under which nitrogen and hydrogen combine to form ammonia under high temperature and pressure conditions is called as _________
9. Which organism is capable of carrying out denitrification?
10. Which of the following elements is the binding component of ribosomes?
11. Which enzyme catalyses the process of transamination?
12. Which of the following element is not remobilised?
13. After active or passive absorption of all the mineral elements, how are minerals further transported?
14. Where does the unloading of mineral ions occur in the plants?
15. What are transport proteins?
16. How do most of the nitrogen travels in the plants?
17. Any mineral ion concentration that reduces that dry wt. of tissues by 10% is called as ___________
18. Amides are transported to other parts of the plant through ________
19. Which of the following statements if wrong about manganese toxicity?
20. Which of the following is not a function of soil?
21. How do most minerals enter the root?
22. Why can't all minerals be passively absorbed through the roots?
23. 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?
24. Which of the following plants is not grown by hydroponics?
25. In the figure given below, (C) represents __________
Animal Biomass representation diagram

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