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Frogs are beneficial for mankind, justif...

Frogs are beneficial for mankind, justify the statement.

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KUMAR PRAKASHAN-STRUCTURAL ORGANISATION IN ANIMALS-SECTION-E (SOLUTION OF NCERT EXEMPLAR) (SHORT ANSWER TYPE QUESTIONS)
  1. Give the location of hepatic caeca in a cockroach. What is their funct...

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  2. Frogs are beneficial for mankind, justify the statement.

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  3. The body of sponges does not possess tissue level of organisation thou...

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  4. Structural organisation in animals attains different levels as cell-or...

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  5. Stratified epithelial cells have limited role in secretion. Justify th...

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  6. How does a gap junction facilitate intercellular communication ?

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  7. Why are blood, bone and cartilage called connective tissue ?

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  8. Why are neurons called excitable cells ? Mention special features of ...

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  9. Earthworm is known as farmer’s friend.

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  10. How do you distinguish between dorsal and ventral surface of the body ...

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  11. Correct the wrong statements among the following : (a) In earthworm,...

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  12. Why nephridia in earthworm that are basically similar in structure cla...

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  13. Common name of some animals are given in Column I, write their scienti...

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  14. Complete the following statement : (a) In cockroach grinding of food ...

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  15. Mention special features of eye in cockroach. Discuss compound eye in ...

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  16. Frog is a poikilotherm, exhibits camouflage and undergoes aestivation ...

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  17. Write the functions in brief in column II, appropriate to the structur...

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  18. Write the appropriate type of tissues in column II according to the fu...

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  19. Using appropriate examples, differentiate between false and true body ...

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  20. What is special about tissue present in the heart ?

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