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Statement-1: Choanocytes are characteris...

Statement-1: Choanocytes are characteristic cells of porifera.
Statement-2: In sycon type canal system, both radial and incurrent canals are lined by choanocytes

A

Both statement (1) and (2) are correct

B

Statement (1) is correct and (2) is incorrect

C

Statement (1) is incorrect and (2) is correct

D

Both statements (1) and (2) are incorrect

Text Solution

Verified by Experts

The correct Answer is:
B
Statement (1) is correct and (2) is incorrect
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AAKASH INSTITUTE ENGLISH-ANIMAL KINGDOM (GENERAL ACCOUNTS & NON-CHORDATES)-Assignment (Section-B)
  1. Coelom derived from blastocoel is known as

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  2. Schizocoelomates and enterocoelomates are

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  3. Statement-1: Choanocytes are characteristic cells of porifera. State...

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  4. Which of the following statements is correct for sponges without excep...

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  5. In Hydra, waste materials after digestion and nitrogenous waste materi...

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  6. Biradial symmetry and lack of cnidoblasts are the characteristics of

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  7. One example of animals having a single opening to the outside that ser...

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  8. In contrast to Annelids, Platyhelminthes show

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  9. Tube feet are characteristic structures (a) star fish (b) cuttle fi...

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  10. Which of the following is not a character of phylum hemichordata?

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  11. Body of insect is divisible into

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  12. Exretory organs of arthropods are

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  13. The presence of a special sense organ statocyst at the opposite end of...

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  14. Johnston's organ present in mosquitoes, are to detect vibration. They ...

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  15. Radula is meant for

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  16. Match the following (w.r.t. type of metamorphsis invovled)

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  17. One of the following can't be taken as the character of non-chordates

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  18. Which of the following is not a digenetic worm?

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  19. In which group of molluscs torsion is a ery important event in the lif...

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  20. Which of the following type of nephridia of are not found in earthworm...

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