Metamorphosis

Question 1 What is metamorphosis? Question 2 Give two example of metamorphosis? Question 3 Name few animals which do not undergo metamorphosis? Question 4 Name 2 animals which produce embryos that grow into larvae before transformation into adults? Question 5 Write few characteristics of tadpole? Question 6 Write few characteristics of frog? Question 7 Explain…

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Fertilisation in hen

Question 1 Explain how chicks are born.How much time does the embryo present in hen’s egg take to develop into a chick? Fertilisation in hen Internal fertilisation take place in hen also.But a hen does not give birth to chicks. 1)After fertilisation takes place inside the body of the hen, the fertilised egg or zygote…

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Asexual Reproduction in animals

Question 1 What is asexual reproduction? Question 2 How does an amoeba reproduce? Question 3 How does a hydra reproduce? Question 4 Name 2 methods of asexual reproduction in animals? Question 5 Name few animals which reproduce by asexual reproduction? Question 6 Name one animal which reproduce by binary fission? Question 7 Name one animal…

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Cloning

Question 1 What name is given to an animal which is an exact copt of its parent? Question 2 Name the parent sheep of which dolly was a clone? Question 3 Name the technique which is used in producing Dolly the sheep? Question 4 Name one famous clone? Question 5 What is meant by cloning?…

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Viviparous animals and Oviparous animals

Question 1 What are viviparous animals?Give example? Question 2 What are oviparous animals.Give example? Question 3 Give few differences between viviparous and oviparous animals? Viviparous animals Those animals which give birth to young ones or baby animals are called viviparous animals. The young one develops in the uterus inside the body of the mother.When the…

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In Vitro Fertilisation

Question 1 What type of couples are helped to have babies by in vitro fertilisation technique? Question 2 Describe the in vitro fertilisation technique of reproduction in humans? Question 3 What are test tube babies? In Vitro Fertilisation In healthy women fertilisation of egg by sperm take place in the oviduct or fallopian tube.The oviduct…

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Development of embryo

Question 1 What is fertilisation? Question 2 How does the development of an embryo takes place? Question 3 What is implantation? Question 4 How does the fertilisation of a human egg by a sperm take place to form a zygote? Question 5 Define foetus?After how many weeks of development, a human embryo is said to…

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Sexual Reproduction in humans

Question 1 Name the organs which produce male gametes? Question 2 Name the organs which produce female gametes? Question 3 What are the male gametes in human called? Question 4 What are the female gametes in human called? Question 5 Which organ of the human body passes sperm from a man to a woman? Question…

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Fertilisation

Question 1 What is fertilisation? Question 2 What is external fertilisation?Explain with example? Question 3 What is internal fertilisation?Explain with example? Question 4 Define the term zygote? Question 5 How is zygote formed? Question 6 Why does a female frog lay hundreds of eggs? Question 7 How does external fertilisation take place in frog? Fertilisation…

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Gametes

Question 1 What are gametes? Question 2 What are the male gametes in human called? Question 3 What are the female gametes in humans called? Question 4 Draw a labelled diagram of sperm. Question 5 Draw a labelled diagram of egg or ovum? Question 6 Explain the various components of sperm? Question 7 Explain the…

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Methods of reproduction

Question 1 What is the name of reproductive process which involve 2 parents? Question 2¬†What is the name of reproductive process which involve 1 parents? Question 3 Which type of reproduction involve gametes? Question 4¬†Which type of reproduction do not involve gametes? Question 5 Name animals which reproduce sexually? Question 6 Name animals which reproduce…

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Reproduction in animals

Question 1 Which life process ensures that a plant or animal species will not disappear from the earth? Question 2 Define the term reproduction? Question 3 What are young ones.Give example? Reproduction The production of new organism from the existing organism of the same species is known as reproduction. Reproduction is the creation of new…

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