Agriculture MCQs with Answers for Competitive Exams – Part 3 (Entomology)

1. Which Chemical is used for differentiating live and dead nematodes?

• A. Gold Chloride
• B. Silver Nitrate
• C. New Blue
• D. Acetic Orcein

2. Which insect is an efficient pollinator?

• A. Syrphus sp
• B. Apis cerana
• C. Bumble bee
• D. Hawak Moth

3. Which root knot nematodes species has perennial patterns with distinctly marked lateral ridges?

• A. Meloidogyne hapla
• B. Meloidogyne Javanica
• C. Meloidogyne arenaria
• D. Meloidogyne incognita

4. Which wasp family is parasitic on mantid egg?

• A. Aphelinidae
• B. Podagrionidae
• C. Sphecidae
• D. Pompilidae

5. Which insect is migrated from India?

• A. Triboleum castaneum
• B. Sitophilus oryzae
• C. Callosobrochus chinensis
• D. Rhizopertha dominica

6. Which reduviid bug is predaceous on mango leaf hopper?

• A. Isyndus heros
• B. Rhodnius prolixus
• C. All of these
• D. Harpacter fucipes

7. Which wasp is parasitic on ootheca of Cockroach?

• A. Braconid wasp
• B. Ensign wasp
• C. Sphecid wasp
• D. Eulophid wasp

8. Who is the father of Biological Control?

• A. Paul Debach
• B. Aldrovandi
• C. Koebele
• D. Smith

9. Who proposed the concept and terminologies of Bioeconomic?

• A. W.D. Pierce
• B. V.M. Stern
• C. Odum
• D. Geier and Clarak

10. Who is the founder of biological control of pests?

• A. Koebele
• B. Aldrovandi
• C. Paul Debach
• D. F. W. Steffens

11. Which insect order is characterized by forewings being thicker and leathery?

• A. Coleoptera
• B. Hemiptera
• C. Diptera
• D. Lepidoptera

12. The term ‘entomopathogenic’ refers to organisms that attack:

• A. Plants
• B. Animals
• C. Insects
• D. Fungi

13. Which type of biological control involves the release of a natural enemy to control a pest population?

• A. Classical Biological Control
• B. Augmentative Biological Control
• C. Conservation Biological Control
• D. Pesticide Resistance Management

14. What is an example of a host-specific parasitic insect?

• A. Cuckoo wasp
• B. Aphid
• C. Ladybird beetle
• D. Tachinid fly

15. Which of the following insect species is known for its migratory behavior?

• A. Monarch butterfly
• B. Housefly
• C. Grasshopper
• D. Fruit fly

16. Which family of insects is commonly known as “true bugs”?

• A. Coleoptera
• B. Lepidoptera
• C. Hemiptera
• D. Diptera

17. What type of metamorphosis do insects in the order Lepidoptera undergo?

• A. Ametabolous
• B. Hemimetabolous
• C. Holometabolous
• D. Direct Development

18. What does the term ‘entomophagy’ mean?

• A. Eating insects
• B. The study of insects
• C. Insect reproduction
• D. Insect metamorphosis

19. Which of the following insects is used in biological pest control?

• A. Aphidius colemani
• B. Monarch butterfly
• C. Fruit fly
• D. Grasshopper

20. Which of the following insects undergoes incomplete metamorphosis?

• A. Butterfly
• B. Grasshopper
• C. Moth
• D. Dragonfly