Question

(1)The approach to biological control includes:
a. Import and release of an insect pest to a new area to provide hosts for natural
enemies
b. Import and release of natural enemics from the native home of an alien insect
pest that has invaded a new area
c. Preservation of natural enemies (predators & parasitoids) that are already
established in an area
d. Use of insecticides to reduce alien insect pests to establish new equilibrium
position​

Answer 1

Answer:

(c) Preservation of natural enemies (predators & parasitoids) that are already

established in an area

Answer 2

Concept introduction:

Utilizing natural enemies to eradicate pests is known as biological control. This entails introducing predators or harmful nematodes to the backyard garden.

Explanation:

Given that, some of the statements related to biological control.

We have to find, which of the given statement is correct.

According to the question,

The natural enemies replace the alien species.

∴Import and release of natural endemics from the native home of an alien insect

pest that has invaded a new area

Final Answer:

b. Import and release of natural endemics from the native home of an alien insect pest that has invaded a new area

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