Question

Which of the following is a non-leguminous plant
with nodules containing nitrogen-fixing microorganism
?
(a) Cicer arietinum
(b) Alnus
(c) Crotalaria juncea
(d) Cycas revoluta

Answer 1

Explanation:

(b) Alnus

It is an example of a plant contaning bacterium rhizobium which fixes nitrogen and is present in the root nodule of this plant.

Answer 2

Alnus is a non leguminous plant with nodules containing nitrogen fixation microorganism.

Option: (b)

Explanation:

• There are many bacteria which has the capability to convert nitrogen and fix it. These bacteria are of great advantage for the leguminous and the non leguminous plants. This is a type of Symbiosis.

• Here the nitrogen fixation bacteria help the plant with Essential nitrogen compounds which are essential for the growth and development of the plants.

• Similarly the plant which is non leguminous provides the bacteria with nutrition which is required buy it. An example of nitrogen fixing bacteria is  Anabaena.

To know more about nitrogen fixing bacteria,

Name the free nitrogen fixing bacteria. Brainly.in

https://brainly.in/question/2601293