Entomology MCQ fro Competitive Exam

Entomology MCQ

Q. The insect’s body is made up of what three body parts:

  • Head, thorax, flagellum
  • Head, thorax, abdomen
  • Vertebrae, Deltoid, Femur
  • Thorax, Anthrax, Typhoid

Q. Warfarin is a

  • rodenticide
  • Anticoagulant
  • both of the above
  • none of the above

Q. Bordeaux mixture is used as

  • antifeedant
  • insect repellent
  • Attractants
  • none of the above

Q. Which of the following is/are contact poison

  • Malathion
  • DDT
  • Arsenicals
  • All of above

Q. Where do flies lay their eggs on the fresh corpse?

  • In moist warm areas (Ex: Mouth and Eyes)
  • Dry areas of the body
  • Away from the body
  • Everywhere on the body

Q. How does weather affect the growth of insects?

  • If the temperature is cooler then the bugs grow faster.
  • If the temperature is hotter then the bugs grow faster.
  • If the temperature is hotter then the bugs grow slower.
  • The temperature does not have any affect on the bugs’ growth

Q. What is the correct order of the life cycle bugs?

  • Larva, egg, pupa, adult
  • Egg, pupa, adult, larva
  • Larva, pupa, egg, adult
  • Egg, larva, pupa, adult

Q. How many main stages are there in Complete metamorphosis?

  • 4.5
  • 4
  • 3
  • 3.5

Q. What insects arrive to the corpse first?

  • Fly
  • Beetles
  • Spiders
  • Maggots

Q. Which of the following doesn’t apply to arachnids.

  • Antenna
  • Wings.
  • Compound Eyes
  • Both A & B

Q. When the insect sheds it’s exoskeleton, it is known as

  • Shedding
  • Peeling
  • Molting
  • Melting 

Q. Young grasshoppers are called _____

  • nymphs
  • hopsters
  • larvae
  • maggots

Q. How long are the larva after 4-5 days? (3rd Instar)

  • 3 mm
  • 75 mm
  • 14-16 mm
  • 27 mm

Q. Which of the following are main life stages in Incomplete metamorphosis?

  • Adult
  • Egg
  • Nymph
  • all of the above

Q. How many main stages are there in Incomplete metamorphosis?

  • 3
  • 4
  • Both a and b
  • none of these

Q. Which of the following are main life stages in Complete metamorphosis?

  • Adult
  • Egg
  • Larva
  • all of the above

Q. What are woolybear caterpillars thought to predict?

  • Length of winter
  • Severity of winter
  • When it will rain
  • When the leaves will fall

Q. When do the eggs hatch into larva?

  • 2 days
  • 12-24 hours
  • 30 minutes
  • 1 month

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