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Which one is the common ancestral larval...

Which one is the common ancestral larval form of echinoderms , hemichordates and chordates ?

A

Dipleurula

B

Bipinnaria

C

Tornaria

D

Trochophore

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The correct Answer is:
A
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ARIHANT NEET-ANIMALIA-II (HIGHER INVERTEBRATES) -Chapter Exercises A) Taking it together (Assorted Questions of the Chapter for Advanced Level Practice)
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  2. A special feature of evisceration , i.e., ejection of viscera like sto...

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  3. Which one is the common ancestral larval form of echinoderms , hemicho...

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  4. Cephalisation is absent in

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  5. Which of the following traits is not characteristics of echinoderms ?

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  6. In which class of Echinodermata , bipinnaria larva is found ?

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  7. In which of the animal , the stomach comes out of the body , feeds and...

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  8. Which echinoderm among the following yields a calcium rich fertiliser ...

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  9. Which of the following is not a part of ambulacral system of a starfis...

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  10. The animal acquires an adult secondarily radial symmetry when its bila...

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  11. Which of the following animal phyla belongs to Deuterostomia ?

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  12. Common characteristics of cockroach , housefly and mosquito are

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  13. Larva of Culex mosquito floats in water

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  14. Female Anopheles can be distinguished from female Culex because it sit...

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  15. Anopheles larva differs from that of Culex in having

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  16. Larva of Anopheles is a

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  17. Which function does the coelom duct perform in Nereis ?

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  18. Which of the following annelids is dioecious ?

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  19. Trochophore larva is associated with the classes …….of Annelida .

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  20. Which one of the following characterises Heteronereis stage of Nereis ...

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