Question

Spraying insects with a pesticide ddt causes some pesticide resistance in insect populations.The changes that occur in the insect population are related to a pattern in genetic inheritance. Repeated spraying kills many insects; however, more frequent spraying and higher concentrations fail to kill insects. In this environment, the spaying of insects appears to act as
SELECT ONE:
A. BIOLOGICAL FACTOR
B.GROWTH INHIBITOR
C.AN AGENT OF SELECTIVE PRESSURE
D. AN AGENT TO ELIMINATE OLD WEAK INSECTS

Answer 1

Answer:

D. AN AGENT TO ELIMINATE OLD WEAK INSECTS

Explanation

Because when older bugs get poisoned they have a less of a chance to survive because their already old and crippled.

But using cinnamon is a more effective way of killing bugs and ants and it does not  harm children or other house hold animals that you may have.