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Write two important fetures of sub-phylu...

Write two important fetures of sub-phylum Protochordata.

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The correct Answer is:
(i) Phrotochordates are usuaslly marine, unsegmented soft, worm-like or vase-like forms, triploblastic, coelomates.
(ii) They have notochord at some state in the life history
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PRADEEP-DIVERSITY IN LIVING ORGANISMS -SHORT ANSWER QUESTIONS
  1. Name atleast two insects which carry pathogens of diseases.

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  2. Name any four echinoderms.

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  3. Write two important fetures of sub-phylum Protochordata.

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  4. How would you define 'alpha diversity' and 'beta diversity' ?

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  5. Give two important characteristics each of cyanbacteria and Archaebact...

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  6. Name the sex organs of gymnosperms and angiosperms

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  7. Give two important characteristics of thallophyta.

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  8. What is peculiar about sex organs in bryophytes ?

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  9. What is artficial classification ? How is it different from phylognet...

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  10. Given four characteristics on which 5- kingdom classification is based

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  11. Give two basic differences between bryophytes and pteridophytes .

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  12. Write down differences between dicots and monocots.

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  13. Name the extertory organs present in the repreentatives of (a) plathye...

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  14. Define the tern (a) Protostomia (b) Deuterostomia

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  15. Frogs and toads belong to which class of vertebrates ? Write the most ...

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  16. Name the smallest and the largest bird species.

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  17. Give the most characteristic features of phylum mollusca.

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  18. Define birds. Give two examples of flightless birds

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  19. Give two examples of egg-laying nammals

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  20. Why should the bords feed more often than lizards ?

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