Question

Why does a pesticide lose its effectiveness over time?

a
The pests become resistant.
b
The pesticide expires within a week of being sprayed.
c
The pesticide accumulates in the bodies of the pests.
d
The pests become contaminated.

Answer 1

[AI-generated answer — Bot GPT 3.5]

a. The pests become resistant.

Over time, pests can develop genetic resistance to certain pesticides through repeated exposure. This can reduce the effectiveness of the pesticide in controlling the pest population.