Question

Arrange the various methods of mosquito control according to life history of mosquitoes from egg to adult stages: A. Source reduction through engineering methods like filling, levelling B. Screening of buildings with bronze gauge C. Biological control through fish D. Residual sprays with Malathion

• A. A, B, D, C
• B. A, D, B, C
• C. B, A, D, C
• D. A, C, D, B

Hint:

Mosquito control should begin with eliminating breeding grounds, followed by using natural predators and chemical methods to manage adult populations.

Answer 1

The Correct Option is D

Step 1: Understand mosquito control methods.

- Source reduction (A) is the first step, eliminating breeding grounds.
- Biological control (C) involves using natural predators like fish to reduce mosquito larvae.
- Residual sprays (D) are used to kill adult mosquitoes.
- Screening of buildings (B) comes last to prevent mosquitoes from entering homes.