Question

which of the following is non biodegradable
a)grass clippings
b) feather
c) styrofoam
d) paper​

Answer 1

Explanation:

Correct option is

A

Plastic

The plastics are the non-biodegradable wastes because they are synthetic polymers which cannot be acted upon by the microbes. They cannot be degraded by the decomposition activity of the bacteria and fungi. The cotton, paper and leftover food are degradable. 

Thus, the correct answer is A

Answer 2

Styrofoam is the correct option

I hope it helps :)