Mineral Nutrition In Plants Question 112

Question: Assertion : The bacterium in free-living condition can fix nitrogen. Reason : Rhizobium fixes nitrogen asymbiotically.

Options:

A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C) If the assertion is true but the reason is false

D) If both the assertion and reason are false

Show Answer

Answer:

Correct Answer: D

Solution:

Rhizobium is a bacteria which form an efficient symbiotic relationship with leguminous plants and can fix upto 100-500 kg nitrogen per hectare of land.