Question

Neem and turmeric powders are often used in grain storage: 1. what are they called 2. what is the purpose of using neem and turmeric? 3. what are herbicide

Answer 1

Neem and turmeric powder are often used in grain storage;

They are known as biopests used for many purposes.

Most commonly, they are used to protect all the grains from all the unwanted and harmful insects.

The herbicide is the substance, which is used to destroy or prevent the growth of plants, especially the weeds. 

Answer 2

1. Indian Lilac is better known as neem and popularly known as Margosa while turmeric powder is popularly known as haldi. They are used as bio pesticides, as they keep pests away from food grains.


2. Neem and turmeric have natural compounds that repel insects and other pests, while providing medicinal value to the food grains. Hence, they are used for storing grains.


3. Herbicides are chemicals that kill unwanted weeds and herbs growing around cultivated crops.