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Which subphyla are classifeid under prot...

Which subphyla are classifeid under protochordates?

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Urochordata and cephalochordata
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ALLEN -ANIMAL KINGDOM-Exercise
  1. Water vascular system is a characteristic of which phylum?

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  2. name the excretory organ of balanoglossus:

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  3. Which subphyla are classifeid under protochordates?

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  4. In which subphylum notochord is present only in larval tail?

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  5. In which subphylum notochord extends from head to tail and persistent ...

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  6. In which subphylum notochord is replaced by vertebral column?

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  7. Which group of chordates possess sucking and circular mouth without ja...

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  8. In which class of fishes mouth is located ventrally?

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  9. Which types of scales are found on the body of cartilagenous fishes?

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  10. In which subphylum notochord extends from head to tail and persistent ...

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  11. The teeth in cartilaginous fishes are formed due to modification of wh...

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  12. What is the name of structure that prevents the bony fishes from sinki...

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  13. Why do chondrichthyes swim constantly?

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  14. Name a fish which has electric organ.

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  15. Name a fish which possess poisonous sting.

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  16. The animals which don't have the capacity of regulate their body tempe...

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  17. How many pairs of gills are present in bony fishes?

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  18. Name the cap which covers the gills in fishes:

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  19. Which structure represents ear in amphibians and reptiles?

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  20. In which class of vertebrates 3-chambered heart is found?

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