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In fishes, gamete fusion takes place in ...

In fishes, gamete fusion takes place in external medium. Give the disadvantages of this method.

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The offspring formed through external fertilisation are subjected to attack of perdators.
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MAXIMUM PUBLICATION-REPRODUCTION IN ORGANISM-EXERCISE
  1. Sexual reproduction is very common in higher plants to produce young o...

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  2. Nature prefer internal fertilization than external fertilization. Do y...

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  3. In fishes, gamete fusion takes place in external medium. Give the disa...

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  4. Animals are categorized into viviparous and oviparous based on the dev...

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  5. Mention the characteristic feature and a function of zoospore in some ...

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  6. Name the site of occurrence of syngamy in amphiibians and reptiles.

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  7. What are the three major phases in the cycle of an organism? Define ea...

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  8. How does the progeny formed from asexual reproduction differ from thos...

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  9. In yeast and Amoeba the parent cell divides to give rise to two indivi...

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  10. Mention the site where syngamy occurs in amphibians and reptiles respe...

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  11. The turkey usually produces females for several generation. How is thi...

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  12. Leaves not only produce food but also produce young ones. Substantiate...

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  13. Observe the figures given below, identify and name the organisms and t...

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  14. The chromosome number in the melocyte of housefly is 12 and that of it...

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  15. In coconut , male and female flowers are separate. Write the term for ...

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  16. Observe the figures given below.Identify the gametes in Aand B. Justif...

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  17. Match the following items of column A with B.

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  18. Analyse the table given below and fill in the blanks.

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  19. The chances of survival of young ones is greater in viviparous organis...

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  20. In some organisms male and female reproductive organs are seen in the ...

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