NEET 2010 Biology question

Not in NEET syllabus

Leguminous plants are able to fix atmospheric nitrogen through the process of symbiotic nitrogen fixation. Which one of the following statements is not correct during this process of nitrogen fixation?

(1)Nitrogenase is insensitive to oxygenCorrect
(2)Leghaemoglobin scavenges oxygen and is pinkish in colour
(3)Nodules act as sites nitrogen fixation
(4)The enzyme nitrogenase catalyses the conversion of atmospheric N to NH

Answer: (1)

Solution

The question asks for the incorrect statement. Nitrogenase is highly sensitive to oxygen and works only under anaerobic conditions, so statement (1) is false. The other statements are correct: leghaemoglobin, a

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-090418