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What is meant by the terms 'internal fer...

What is meant by the terms 'internal fertilisation' and 'external fertilisation' ? Explain with examples .

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Internal fertilisation occurs in

External fertilisation is absent in

What is fertilisation?

Organisms exhibiting external fertilisation

Double Fertilisation

Double fertilisation is

LAKHMIR SINGH & MANJIT KAUR-REPRODUCTION IN ANIMALS-EXERCISE
  1. What is the basic difference between asexual and sexual reproduction ?

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  2. Which of the following organisms reproduce by sexual method and which ...

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  3. What is meant by the terms 'internal fertilisation' and 'external fert...

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  4. Draw a labeled diagram of female reproductive system. Answer

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  5. Where is the human body does an egg ( or ovum ) get fertilised ?

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  6. Where does a fertilised egg ( or zygote ) develop into a baby in the ...

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  7. Which type of fertilisation takes place in the following ? a) Cow

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  8. Which type of fertilisation takes place in the following ? b) Frog

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  9. Which type of fertilisation takes place in the following ? c) Humans

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  10. Which type of fertilisation takes place in the following ? d) Fish

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  11. Which type of fertilisation takes place in the following ? e) Hen

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  12. Why do female frogs ( or female fish ) lay hundreds of eggs ?

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  13. What is meant by an 'embryo' ? Can we identify the body features in an...

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  14. Give two differences between a zygote, an embryo and a foetus .

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  15. Describe the various steps involved in the sexual reproduction in anim...

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  16. Draw a labeled diagram of male reproductive system.

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  17. Define foetus. After how many weeks of development, a human embryo is ...

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  18. What is metamorphosis ? Give two example of metamorphosis.

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  19. What is difference between viviparous animals and oviparous animals ?

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  20. Which of the following are oviparous animals and which are viviparous ...

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