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In which sub-phylum Notochord extends fr...

In which sub-phylum Notochord extends from head to tail region and persistent throughout their life?

A

Cephalochordata

B

Urochordata

C

Both (A) and (B)

D

none of the above

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The correct Answer is:
A
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In which subphylum notochord extends from head to tail and persistent throughout the life?

In the sub-phylum (_i_) notochord is present only in the larval tail, while in (_ii_), it extends from head to tail region and is persistent throughout their life. In (_iii_) class of vertebrate notochord is replaced by certilaginous vertebral column and (_iv_) class of vertebrate the notochord is replaced by bony vertebral column. select the option which is correct for all (i)-(iv) blanks.

Notochord persists throughout the life in

Which of the following statements are true for the phylum-Chordata? (a) In urochordata notochord extends from head to tail and it is present throughout their life. (b) In vertebrata notochord is present during the embryonic period only. (c) Central nervous system is dorsal and hollow. (d) Chordata is divided into 3 subphyla: Hemichordata,Tunicata and Cephalochordata.

Notochord is restricted to the tail region in

Notochord is present throughout the life is

Notochord is restricted to tail region in

In which subphylum notochord is present only in larval tail?

TRUEMAN BIOLOGY-ANIMAL KINGDOM - PHYLUM CHORDATA-MULTIPLE CHOICE QUESTIONS
  1. Mammal's heart is

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  2. Which one of the following animals is correctly matched with its parti...

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  3. In which sub-phylum Notochord extends from head to tail region and per...

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  4. which one of the following statements is totally wrong about the occur...

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  5. In some chrodates, the notochord is modified as the vertebral column. ...

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  6. What will you look for to identify the sex of the following

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  7. Which of the following animals sows discontinuous distribution?

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  8. What will you look for to identify the sex of the following

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  9. Which one of the following the genus name, its two characters and its ...

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  10. Golden age of reptiles was

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  11. Birds produce sound due to the presence of

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  12. Calcium metabolism in birds gets disturbed due to the effect of:

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  13. Which one of the following categories of animals, is correctly describ...

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  14. Which one of the following pairs of animals are similar to each other ...

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  15. In the zoological name of fish Catla catla, the specific name is ident...

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  16. If a water body is contaminated with toxicant , its biomagnification w...

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  17. Match the following and choose the correct combination from the op...

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  18. Age of fishes is

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  19. Which one of the following is an exotic carp species

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  20. In chondrichthyes, claspers are seen on

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