Which one of the following is not a function of roots for the plant?

Options

A. To store food
B. To provide humus
C. To give support to the plant
D. To absorb water and minerals

Answer

B

Explanation

The plant root system performs various functions like anchorage and support, absorption and conduction, storage (swollen roots of carrot, sweet patato) and reproduction where humus refers to the fraction of soil organic matter that is amorphous and without the cellular cake structure characteristic of plants. Humus bulk the density of soil and contributes the moisture. It encourages the formation of good soil structure.