DENDROLOGY

Detailed explanation-1: -A parasite is an organism that lives in or on another species (its host) and benefits by deriving nutrients at the other’s expense, resulting in the death of the host. A parasitoid is an insect whose larvae live as parasites that eventually kill their hosts (typically other insects).

Detailed explanation-2: -A parasite is an organism that lives on or in a host organism and gets its food from or at the expense of its host.

Detailed explanation-3: -Parasitoids are often called parasites, but the term parasitoid is more technically correct. By definition, insect parasitoids have a free-living adult stage and an immature life stage that develops on or within an insect host and ultimately kills it.

Detailed explanation-4: -Hyperparasites are parasites whose host is also a parasite.