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.