Question

Plant medium used widely in preparation of culture medium is got from ____________.

• A. Cycas revoluta
• B. Cocos nucifera
• C. Pinus roxburghii
• D. Borassus flabellifera

Answer 1

The correct option is B Cocos nucifera

Option $B$ is correct.

Plant medium used widely in the preparation of culture medium is got from Cocos nucifera milk of coconut or coconut water is widely used for culture preparation as it contains several growth substances and can be extracted easily. It provides the growth hormone known as cytokinin. Cytokinins promote cell division and induce morphogenesis. The first natural cytokinin known as zeatin was obtained from the coconut plant.