10
QuizMultiple Choice

Consequences of DNA Technology — Quiz

Question 10 • Biology

Which best describes the advantage of pest resistance?

Answer
A
Pesticides become less effective.
B
Pests can tolerate more pesticides.
C
Farmers do not have to use harsh chemicals to save their crops.
D
Farmers can kills weeds without killing their cash crop.

Explanation

Pest-resistant crops can defend themselves against insect pests, so farmers may need to apply fewer chemical pesticides to protect their harvest. This reduces reliance on harsh chemicals. Choice D describes herbicide resistance, which lets farmers kill weeds without harming the crop.

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