The first record of sericulture dates back to:

Aedes aegypti is a vector of:

Only the right mandible is functional in the insect order:

The organophosphate insecticides were developed in which country during World War II as a substitute for nicotine:

One of these mites is a well-known predator of herbivorous spider mites:

Newly hatched silkworm larva is technically known as:

Principal pulsating organ which causes the flow of the blood in insect is known as:

Insect in which all the ten pairs of spiracles are open and functional is known as:

While using Abbott's formula to compute the corrected percent mortality, the mortality in the untreated control should not exceed:

The first record of sericulture dates back to:

The microbes, mostly fungi and sometimes bacteria, that grow entirely within the plant body, inter or intracellular and spend all or nearly all their life cycle in the host are called: