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For what are light flashes used by lumin...

For what are light flashes used by luminscent fishes?

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To attract prey or mate, or startle intruders.
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PRADEEP-ANIMAL KINGDOM -ADDITIONAL QUESTIONS (SHORT ANSWER QUESTIONS)
  1. List the exoskeletal structures of birds.

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  2. What is an amniotic egg ? Give example.

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  3. For what are light flashes used by luminscent fishes?

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  4. What is copraphagy ? Cite one example.

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  5. Why is the Ornithorhynchus considered an exceptional mammal ?

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  6. Match column I with column II and select the correct option from the g...

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  7. Match the items given in Column I with appropriate items ( one or more...

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  8. Fill in the blanks : (i) Four characters of Chordates are the prese...

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  9. Match the items given in the column I with appropriate items ( one or ...

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  10. Given one example each of the following : (a) Round worm (b) Fish p...

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  11. Write one example each of the following : (a) Cold blooded animal (...

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  12. What is the role of feathers ?

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  13. Match the following

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  14. Name the criteria that are commonly used in the description and classi...

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  15. Describe the levels of organization in animals.

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  16. Name and explain the three basic body planes in animals.

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  17. How do protogyny and protandry differ.

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  18. What is the advantage of cross-fertilization ?

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  19. Name the classes of the phylum Porifera. Give one example of each.

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  20. Give the general characters of the class to which Aurelia belongs.

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