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Which among the following is true?...

Which among the following is true?

A

Chordates have ventral hollow nerve cord

B

All vertebrates have open circulatory system

C

All chordates are vertebrates but all vertebrates are not chordates

D

all vertebrates are chordates.

Text Solution

Verified by Experts

The correct Answer is:
D
* Chordates have dorsal hollow nerve cord.
* All vertebrates have closed circulatory system.
* All chordates are not vertebrates.
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A2Z-ANIMAL KINGDOM-Section A : Topicwise Questions Topic 4 : Phylum-arthropodia , Mollusca , Echinodermata
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  2. Notochord occurs all through the length of body and throughout life in

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  3. Which among the following is true?

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  4. Match the columns I, II and III and choose the correct combination fro...

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  5. The animal having notochord throughout life is

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  6. Proboscis gland in Balanoglossus is accociated with

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  7. Match the column I and II, and choose the correct combination from the...

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  8. Chondrichthyes is characterised by

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  9. Scientific name of 'rohu' is

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  10. Jawless vertebrates belong to the group

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  11. Which one is not flightless bird:

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  12. Identify the aquatic mammals from following (i). Balaenoptera (ii)...

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  13. Which one belongs to hemichordata:

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  14. Match the columns I and II, and choose the correct combination from th...

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  15. Larval stages are found in

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  16. What is true about nereis, scorpion, cockroac and silver fish?

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  17. Organisms which give birth to young ones are called.

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  18. A larval stage occurs in the life history of all member of the group.

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  19. Match the columns I, II and III and choose the correct combination fro...

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  20. Birds and mammals share one of the following characteristics as a comm...

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