Root nodules in plant help in__________________?
Correct answer: C. Nitrogen fixation
- A. Photosynthesis
- B. Aeration
- C. Nitrogen fixation
- D. Respiration
Explanation
Root nodules of legumes contain Rhizobium bacteria, which convert atmospheric nitrogen into forms usable by the plant. Thus, their key function is biological nitrogen fixation rather than photosynthesis or aeration.
Last updated
Practise Agronomy
312 free Agronomy MCQs from Agriculture, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Agriculture questions like this
Agriculture is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
Related questions
A compound toxic to crop formed by the thermal decomposition of urea is_________________?
A condition of green plant in which they become unhealthy and pale yellow in colour in known as_________________?
A condition of green plants in which they become unhealthy and pale fellow in colour is known as_________________?
A controlled oxidation process by which all organisms ultimately obtain the energy stored in organic compound is known as_______________?
A crop grown on residual moisture after harvesting rice is called__________________?