Question

Which of the following is the better than chemical insecticides to protect grains from insects?

• A. Metalic silos
• B. Refrigeration
• C. Granaries
• D. None of the above

Answer 1

The correct option is A Metalic silos

Metallic silo is a large cylindrical shaped tower like a storage bin. This is made up of galvanized iron sheet and is sealed to prevent the entry of insects and other pests. There are different shapes and sizes of this bin available. This storage bin is used for the storage of food grains, cereals and other food crops. The common food crops which are stored are rice, maize, wheat and other grains.

Thus, the correct answer is option A.