Question

Insecticides usually act upon

• A. Muscular system
• B. Digestive system
• C. Nervous system
• D. Circulatory system

Answer 1

The correct option is C Nervous system

Insecticides based on their target sites and mode of action at the target sites can be classified into neurotoxins and others which do not target the nervous system of the insects. Insects have highly specialised interconnected cells nervous system along which electrical charge (impulse) travel. Neurotoxins target the enzymes involved in neurotransmission. The prolonged and irreversible disruption of a normal functioning nervous system may result in death.

So, the correct answer is 'Nervous system'