What is nitrogen fixation? - Vidyadip

Question

What is nitrogen fixation?

✓

Answer

The conversion of atmospheric nitrogen into ammonia NH₃ is known as nitrogen fixation. Bacteria that perform nitrogen fixation are either free living or they may form symbiotic associations with other organisms. Eg- protozoans, termites.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Que-Ans (Each of 3 Mark )" from Natural Resources→Natural Resources — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

Explain various effects of weeds on crop plants.

Describe the motion of a body which is accelerating at a constant rate of 10ms^-2. If the body starts from rest, how much distance will it cover in 2s?

What do you rnean by hygroscopic water and combined water in the soil? Are these available to plants?

Explain how, bats use ultrasound to catch the prey.

Define gravitational constant. What are the units of gravitational constant?

A bus was moving with a speed of 54km/h. On applying brakes it stopped in 8 seconds. Calculate the acceleration.

Discuss two ways of incorporating desirable characteristics into crop varieties.
What is inter-cropping? How are crops selected for inter-cropping?

How are complex permanent tissue different from simple permanent tissue?

Set up an experiment to demonstrate osmosis.

An athlete completes one round of a circular track of diameter 200m in 40s. What will be the distance covered and the displacement at the end of 2 minutes 20s?