NEET-UG Biology · Class 11
Porifera, Coelenterata, Ctenophora — NEET & JEE Questions
Porifera, Coelenterata, Ctenophora is a topic in Animal Kingdom, a Class 11 Biology chapter of the NEET-UG syllabus. TestBudy holds 12 published NEET-UG questions on Porifera, Coelenterata, Ctenophora, each with the marking scheme of the real paper.
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Porifera, Coelenterata, Ctenophora MCQs with solutions
10 of the 12 published questions on this topic, exactly as they appear in a test. Answers and worked solutions come with your result rather than on this page.
Which specialised cells generate water currents through the canal system of sponges?
- A. Cnidoblasts
- B. Choanocytes
- C. Colloblasts
- D. Flame cells
Poriferans are characterised by a body containing
- A. numerous pores and a canal system
- B. a complete digestive tract with anus
- C. jointed appendages
- D. segmented nephridia
Cnidarians such as Hydra possess specialised stinging cells called
- A. cnidocytes
- B. choanocytes
- C. flame cells
- D. nephridia
Ctenophores are commonly distinguished by the presence of
- A. eight rows of ciliary comb plates
- B. choanocyte-lined canals
- C. jointed legs
- D. a notochord
A transparent marine animal shows biradial symmetry and captures prey using adhesive cells rather than stinging cells. Which phylum is the best match?
- A. Porifera
- B. Cnidaria
- C. Ctenophora
- D. Platyhelminthes
An aquatic animal has a porous body, collar cells and a canal system. It belongs to
- A. Porifera
- B. Cnidaria
- C. Ctenophora
- D. Annelida
An animal shows radial symmetry, a gastrovascular cavity and tentacles bearing cnidocytes. It is most likely
- A. a cnidarian
- B. a sponge
- C. a ctenophore lacking stinging cells
- D. an annelid
A transparent marine animal moves by eight rows of comb plates and captures prey with colloblasts. It belongs to
- A. Ctenophora
- B. Porifera
- C. Cnidaria
- D. Platyhelminthes
Which statement correctly compares Porifera and Cnidaria?
- A. Porifera have cellular-level organisation, whereas cnidarians have tissue-level organisation
- B. Both have organ-system level organisation
- C. Cnidarians lack any body cavity for digestion
- D. Porifera possess cnidocytes
A marine animal is diploblastic and biradially symmetrical, lacks cnidocytes and moves using comb rows. Which group best fits?
- A. Ctenophora
- B. Cnidaria
- C. Porifera
- D. Annelida
Common mistakes in Porifera, Coelenterata, Ctenophora
Recorded against questions in this topic that are not shown above, so none of these points at an answer you can see on this page.
- Uses general aquatic habitat instead of diagnostic cell and locomotory structures.
- Gives sponges a tissue level of organisation, or assigns internal fertilisation to ctenophores.
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