Which of the following plant material is widely used in the preparation of culture medium

Options

A. Cycas revoluta
B. Cocus nucifera
C. Pinus longifolia
D. Borassus flabellifer

Answer

B

Explanation

Cocus Nucifera (coconut) is widely used for the preparation of culture medium as it contains 95.5% water, 4% sugars, 0.1% fat, 0.02% calcium, 0.01% phosphorous, 0.5% iron, considerable amounts of amino acids, mineral salts, vitamin etc. Because of the rich nutrient content in coconut water it was used for its wide application in tissue culture.