Mineral Nutrition MCQ Multiple Choice Questions Answers | Quiz for Practice
MCQ quiz on Mineral nutrition multiple choice questions and answers on Mineral nutrition MCQ questions quiz on Mineral nutrition objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams.
Mineral Nutrition MCQ Questions for Practice
1. According to mass flow principle what is responsible for absorption of water ?
Correct Answer is: Turgor pressure
2. By which nitrite is converted into nitrate ?
Correct Answer is: Psuedomonas
3. By which principle, indirect storage of stable and non-diffusible ions is explained ?
Correct Answer is: principle of Diffusion
4. Deficiency of which element kills terminal buds leaving a rosette effect on the plant ?
Correct Answer is: Cu
5. Deficiency of which element shows stunted growth ?
Correct Answer is: K, N, Fe, Ca
6. Deficiency of which mineral causes shortening of internodes and reduction in cambium activity ?
Correct Answer is: B
7. Donnan equillibrium is achieved at which surface ?
Correct Answer is: plasma membrance
8. Due to natural lightening
Correct Answer is: to increase activity of Reductive Amination
9. Due to which element deficiency bark of tree becomes rough and gets split and exudes gum-like secretion ?
Correct Answer is: P
10. Due to which type of bacteria atmospheric N2 is maintained ?
Correct Answer is: Nitrobacter
11. Formation of FAD during N2 fixation occurs during which processes ?
Correct Answer is: photosynthesis and transpiration
12. Formation of NO2 and NO3 from NH3 is indentified by which name ?
Correct Answer is: Nitrogenation
13. In the first phase of absorption of mineral ions from soil to root, element passes through which plant?
Correct Answer is: plasma membrance
14. In which form Phosphorous is absorbed from soil ?
Correct Answer is: H4P2O7
15. Of the following, S is essential for best production of which crop ?
Correct Answer is: Fibres
16. One plant is given Urea fertilizer, but it has deficiency of phosphorous, this plant will show which symptom ?
Correct Answer is: Grey spots on leaves
17. Out of the following, what is the function of Potasium ?
Correct Answer is: In active site of many redox enzymes
18. Standards for mineral elements essentially was suggested by which scientist ?
Correct Answer is: Jhon Ingen house
19. State deficiency of Cl.
Correct Answer is: premature leaf fall
20. State deficiency symptoms of Mo.
Correct Answer is: death of root-apex and shoot-apex.
21. State importance of Ca.
Correct Answer is: Formation of nuclear membrance
22. State importance of iron ?
Correct Answer is: Required for the absorption and metabolism of Ca.
23. The absorption, distribution and metabolism of various mineral elements is called
Correct Answer is: mineral metabolism
24. The method of hydroponic in which with the use of NFT, automatically, nutrient rich solution is given, is called
Correct Answer is: Balanced - culture solution method
25. The process which release NA3 from Nitrogenous excretory waste is known as
Correct Answer is: Demonification
26. The region within the plasma membrance and within the vacuole is called ?
Correct Answer is: Active transport region
27. Toxicity of Mn inhibits function of which other elements ?
Correct Answer is: Ca, P, S
28. What is concentration of micronutrients in the dry mass of plants per gram ?
Correct Answer is: 10 mg or more than that
29. What is responsible for N2 fixation in Rhizobium ?
Correct Answer is: ATP
30. What is the function of leg haemoglobin ?
Correct Answer is: To synthesis reduction inducing unit FAD.
