Assertion : Nitrogen-fixing enzyme in legume root nodules function at low oxygen concentration.

Reason : Low oxygen concentration is provided by leghaemoglobin.

  • [AIIMS 2004]
  • A

    If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.

  • B

    If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.

  • C

    If the Assertion is correct but Reason is incorrect.

  • D

    If both the Assertion and Reason are incorrect.

Similar Questions

Farmers have reported $50\%$  higher yield of rice by using biofertilizer

  • [AIPMT 1998]

The nitrogen fixing symbiotic organism present in Azolla is

Consider the following statements about organic farming

$I.$ Organic farming promotes the use of crop rotations and cover crops and encourages balanced host/predator relationships

$II.$ Integrated pest and weed management and soil conservation systems are valuable tools on an organic farm

$III.$ Organic farming protects the environment, minimize soil degradation and erosion and decrease pollution

Which of the statements given above are correct?

The main sources of biofertilisers are

What would happen if oxygen availability to activated sludge flocs is reduced ?

  • [AIIMS 2016]