Question

DDT is a

• A. Pesticide
• B. Fungicide
• C. Weedicide
• D. Rodenticide

Answer 1

The correct option is A

Pesticide

The correct option is A

Explanation of the correct option:

1. DDT, also known as dichloro-diphenyl-trichloroethane, belongs to a class of pesticides called organochlorides.
2. It is a synthetic chemical compound that doesn’t occur in nature.
3. DDT appears as a colourless, crystalline solid.
4. DDT is one of the most controversial chemical compounds in recent history.

Option B:

1. Fungicides are generally used to control parasitic fungi that either cause economic damage to crops or ornamental plants or endanger the health of domestic animals or humans.

2. Most agricultural and horticultural fungicides are applied as sprays or dust.

Option C:

1. Weeds are called the undesired plants that grow along with the crops.
2. These weeds eat the nutrients provided to the crops, thereby reducing the supply of nutrients to the crops,
3. The chemical killing of weeds is done through weedicides.

Option D:

1. Rodenticides are pesticides that are designed to kill rodents.

2. Most rodenticides are formulated as baits that attract rodents with ingredients such as peanut butter or molasses.

Final answer: DDT is a pesticide.