NEET Biology Mineral Nutrition Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Question & Answer Discuss:

Read the following statements (i to v) and answer the following question.

1. Nitrogen is very essential for the sustenance of life.
2. N2 - fixation requires a strong reducing agent.
3. N2 - fixation is accomplished with the help of nitrogen fixing microbes, mainly Frankia.
4. The enzyme nitrogenase which plays an important role in biological N2 fixation is very sensitive to carbon dioxide.
5. The energy, ATP, required is provided by the respiration of the host cells.

How many of the above statements are incorrect?

(a) (iii) and (v)

(b) (i), (ii) and (iii)

(c) (iii) and (iv)

(d) (ii), (iv) and (v)