The piercing and sucking mouth parts are found in…

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The piercing and sucking mouth parts are found in

A. grasshoppers

B. mosquitoes

C. termites

D. cockroaches

QUICK ANSWER…

B

DETAILS…  

The piercing and sucking mouthpart is a special kind of adaptation where the mouth part of an insect is modified according to its feeding source and nutrients; insects with such mouthpart feed mainly on plant sap or animal blood.

Now for the right answer to the above question:

1. Grasshoppers, which feeds mainly on grasses, exhibit biting and chewing mouthparts. A is incorrect.
2. Yes, mosquitoes which feed on plant juice and animal blood, do so with the aid of piercing and sucking mouthparts. B is very correct.
3. Termites which feed on solid organic substances like dead wood, and felled trees actually exhibits the biting and chewing mouthparts. C is wrong
4. D is also incorrect; cockroaches which could feed on solid dead matter and a great variety of solid substances exhibits the biting and chewing mouthpart.

QUICK ADVICE…

You may please note that there are about five types of feeding mouthparts in insects, they include:

• Piercing and sucking, e.g Mosquitoes, Aphids, Bugs…
• Biting and chewing, e.g cockroach, locust, termite, caterpillar, grasshopper, beetle, ants, dragonflies, cricket…
• Chewing and lapping, e.g wasps, honeybees…
• Siphoning, e.g moths, butterflies…
• Sponging, e.g houseflies, blowflies…

Use the questions and answers session to raise further questions on this topic…

/ culled from 2017 JAMB-UTME biology question 1 /