Why should food grains be stored at temperatures below 30 degree C?
To prevent evaporation of moisture.
To prevent wild animals from attacking the food grains.
To minimize the damage of food materials.
To help them to germinate.
At temperatures below 30 degree C, insects, microorganisms and enzymes will become less active, thus minimizing the damage of food grains.
(a) Why is it is necessary to dry the harvested food grains before storage ?
(b) What are the two ways in which farmers store food grains ?