Annelida — NEET Biology Questions

Practice 20 questions on Annelida from Animal Kingdom (NCERT Class 11, Chapter 4). Free samples below — get all 20 in the app.

20 Questions Animal Kingdom Class 11

Sample Questions — Annelida

Try 5 questions below from Annelida. Get all 20 in the MedicNEET app.

MCQ
Why do annelids show more advanced locomotion compared to flatworms?
  • A. Presence of cilia
  • B. Presence of muscles and segmentation
  • C. Radial symmetry
  • D. Water vascular system
✅ Correct Answer: B
Annelids possess both circular and longitudinal muscles, and their segmented body allows coordinated movement unlike flatworms.
MCQ
In which annelid is reproduction sexual and sexes are separate?
  • A. Leech
  • B. Nereis
  • C. Planaria
  • D. Ascaris
✅ Correct Answer: B
Nereis is dioecious (unisexual) with sexual reproduction.
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MCQ
Which pair of structures are part of the nervous system in annelids?
  • A. Nerve ring and collar
  • B. Brain and ventral nerve cord
  • C. Eyes and lateral nerves
  • D. Nerve net and ganglia
✅ Correct Answer: B
They have paired ganglia and a double ventral nerve cord.
MCQ
Which among the following structures helps in locomotion in annelids?
  • A. Cilia
  • B. Tentacles
  • C. Setae
  • D. Spicules
✅ Correct Answer: C
Locomotion is aided by setae or parapodia in annelids.
MCQ
What is the advantage of a coelomate body plan in annelids?
  • A. Allows radial symmetry
  • B. Provides pseudocoel for support
  • C. Restricts organ function
  • D. Enables true body cavity for organ development
✅ Correct Answer: D
Coelom allows for proper placement and function of internal organs, making annelids more advanced.

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