The two natural insecticides used before $1940$ were:

Identify the organism based on the following characteristics:
- It grows near the root system.
- It is an effective biocontrol agent of several plant pathogens.
- It is a biological control being developed for use in the treatment of plant diseases.

Which of the following fish is a natural predator of mosquito larvae?

In India, the most popular bioinsecticide is the extract from

Baculoviruses are pathogens that attack which of the following organisms?

Which of the following insects is controlled by the sterile insect technique?