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All chordates have (a) Notochord in adul...

All chordates have
(a) Notochord in adult stage
(b) Solid nerve cord during embryonic stage
(c) Triploblastic nature
(d) Dorsal heart

A

Notochord in adult stage

B

Solid nerve cord during embryonic stage

C

Triploblastic nature

D

Dorsal heart

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-MOCKTEST 22: ZOOLOGY-EXAMPLE
  1. Aristotle's lantern is associated with (a) Respiration in Ophiura (b...

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  2. Balanoglossus is commonly known as (a) Sand worm (b) Acorn worm (c...

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  3. Read the following statements. Statement-A: Balanoglossus has segmente...

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  4. Which of the following is not a characteristic feature of Hemichordate...

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  5. Which of the following organisms has tomaria and Auricularia as their ...

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  6. Chordates differ from non-chordates in having (a) Bilateral symmetry ...

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  7. All chordates have (a) Notochord in adult stage (b) Solid nerve cord...

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  8. Which of the following is not a feature of urochordates? (a) Open circ...

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  9. Read the following statements. (A)All the protochordates are marine.(B...

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  10. Consider the following structures. (A) Notochord(B) Pharyngeal gill sl...

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  11. In adult urochordate, lateral line system is absent because (a) They a...

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  12. Retrogressive metamorphosis is the feature of (a) Amphioxus (b) Salp...

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  13. Branchial basket is the modification of (a) Mouth in cephalochordate ...

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  14. Consider the following structures :(i) Notochord(ii) Nerve cord(iii) P...

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  15. Absence of jaw is the feature of (a) Myxine (b) Eptatretus (c) Pe...

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  16. Similarity between adult Amphioxus and adult Petromyzon is

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  17. Consider the following statements. (A) Exchange of gases through skin ...

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  18. Petromyzon is/shows (a) A gnathostome (b) A marine animal (c) Anad...

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  19. Which of the following is a feature of Myxine? (a) Paired fins (b) U...

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  20. Semicircular canal in the internal ear is the feature of (a) Herdmania...

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