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Plant Nutrition Practice Test Online Question Answer

Test Name Plant Nutrition Practice Test
Subject Biology
Test Type Mcqs
Total Question 20
Total Marks 40
Total Time 20
Test Help For
  • Biology For All Grades
  • General Knowledge
  • Everyday Science
  • CBSE Exam
  • Medical Admission Entrance Test
 

Plant nutrition is the study of the chemical elements and compounds necessary for plant growth, plant metabolism and their external supply. In 1972, Emanuel Epstein defined two criteria for an element to be essential for plant growth: in its absence the plant is unable to complete a normal life cycle.Plants absorb nutrients and water through their roots, but photosynthesis  the process by which plants create their fuel  occurs in the leaves. Get much more about such productive topic in form of Plant Nutrition Practice Test Online over here.

Plant Nutrition Practice Test Online Question Answer

Biology

1. Deficiency of potassium in plant causes:

Question 1 of 20

2. Deficiency of Iron first appears in:

Question 2 of 20

3. Which element is essential for photolysis of water?

Question 3 of 20

4. Which of the following is required for synthesis of ascorbic acid oxidase?

Question 4 of 20

5. Balancing elements are:

Question 5 of 20

6. Nutrient which is essential for stomata’s opening is:

Question 6 of 20

7. Which of the following elements from the storage elements?

Question 7 of 20

8. Crop plants absorb carbon in form of:

Question 8 of 20

9. In the case of diseased plants small spots or streaks of dead tissue appear. The phenomenon is called:

Question 9 of 20

10. Leaf tip bending may be caused due to efficiency of:

Question 10 of 20

11. Indian soil is mainly deficient of:

Question 11 of 20

12. Minerals of soil are derived from

Question 12 of 20

13. The term ‘hydroponics’ was coined by:

Question 13 of 20

14. They are protoplasmic elements:

Question 14 of 20

15. Bacteria which changes protein to ammonia and termed as:

Question 15 of 20

16. Exanthema in citrus is caused due to efficiency of:

Question 16 of 20

17. The last electron acceptor in ETS is made up of:

Question 17 of 20

18. Silica is abundantly found in:

Question 18 of 20

19. Critical elements are:

Question 19 of 20

20. Absence of magnesium from plant tissues results in:

Question 20 of 20


 

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