Question

what are the biotic and abiotic factors responsible for storage losses class 9

Answer 1

Ans: During the storage of grains both biotic and abiotic factors cause losses to the grain. Biotic factors such as insects, rodents, mites, fungi, bacteria, etc. and various abiotic factors such as moisture, temperature, lack of sunlight, etc. are responsible for losses of grains.

Answer 2

The factors responsible for losses of grains during storage are:

       (i) Abiotic factors like moisture (present in food grains), humidity (of air) and temperature.

       (ii) Biotic factors like insects, rodents, birds, mites, bacteria and fungi.