Question

Consider the functions of acaricides and avicides. Which statement is accurate?

1. Acaricides are used to repel birds, while avicides are used to control mites.
2. Acaricides are employed to control mites on crops or animals.
3. Avicides are substances that attract insect pests.

• A. None of these
• B. All
• C. ii only
• D. i, iii

Answer 1

Answer:

C. ii only

• Repellents: Substances that repel the insect pest from a treated plant.

• Acaricides: Substances that are used to control mites on crops / animals

• Eg: Dicofol

• Avicides: Substances that are used to repel the birds

• Eg: Anthraquionone

• Bactericide: Substances that are used to control the plant diseases caused by bacteria

• Eg: Streptomycin sulphate