Question

The method by which insect pests are exposed to fumes chemicals without contaminating the store food grain is called -
options are :
a) spraying
b) fumigation
c) cold storage
d) dry storage ​

Answer 1

Answer:

Fumigation.......

Hope it helps

Answer 2

the method by which insect and pest are exposed to fumes and Chemicals without the contamination of the  food grain is known as fumigation.

Option b.

Explanation

• The storage of grains result in the The habitat of a large number of insects which get plenty of Nutrition from the food grain.

• However for proper delivery and selling of the grains ,a large number of preventive measures should be taken. Fumigation is one of such preventive measures which should be taken so as to prevent the invasion of insects.

To know more about fumigation of insects,

Give an example each of where fumigation and spraying is more ...

https://brainly.in/question/7543535