The correct answer is: D. One pest by another
Biological control is the use of living organisms to control pests. This can be done by introducing a natural enemy of the pest, such as a predator or parasite, or by using a disease-causing organism to kill the pest. Biological control is often used in agriculture to control pests that damage crops. It can also be used to control pests in forests, homes, and other areas.
Option A is incorrect because biological control is not used to check the growth of plants. In fact, biological control can be used to control pests that damage plants.
Option B is incorrect because biological control is not used to check the
growth of animals. In fact, biological control can be used to control pests that damage animals.Option C is incorrect because biological control is not used to check the growth of weeds. In fact, biological control can be used to control weeds by introducing a natural enemy of the weed.