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when do the Hilsa fishes lay eggs?...

when do the Hilsa fishes lay eggs?

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State whether True or False: Hilsa fish lay eggs in the rainy season.

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JNAN PUBLICATION-Crisis of Environment, Plants and Animals -Example
  1. When do buds appear in a mango tree?

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  2. When do migratory birds visit our country from abroad?

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  3. when do the Hilsa fishes lay eggs?

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  4. When does Palash bloom?

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  5. Write the name of some natural phenomena which occur in a definite tim...

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  6. In which time of the year, is our country very warm.

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  7. Do you know the name of any other season apart from Summer, Monsoon, A...

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  8. Does Monsoon arrive at a definite time in every year?

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  9. How long does the winter stay?

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  10. What are the difference of present day climate with that of 20 years e...

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  11. Trace out different problems (other than physical problems) of your lo...

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  12. What can be done so that the climate change do not cause major disrupt...

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  13. Where does the emitted gases from various sources go?

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  14. Describe the reasons behind the loss of biodiversity.

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  15. What will happen if The Sundarban is wiped out to meet the requirement...

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  16. Let's make a list of different animals who fall prey to the greed of t...

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  17. What will happen if The number of tiger or other big carnivores decrea...

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  18. What will happen if some fishes were introduced in a pond which eat ot...

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  19. What will happen if The amount of rainfall decreases in a certain regi...

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  20. What will happen if Industrial waste is poured into the river water?

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