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Q.

Indicate whether the following statements are True (T) or False (F). 

(a) Oviparous animals give birth to young ones. [[1]]

(b) Each sperm is a single cell. [[2]]

(c) External fertilisation takes place in frog. [[3]]

(d) A new human individual develops from a cell called gamete. [[4]]

(e) Egg laid after fertilisation is made up of a single cell. [[5]]

(f) Amoeba reproduces by budding. [[6]]

(g) Fertilisation is necessary even in asexual reproduction. [[7]]

(h) Binary fission is a method of asexual reproduction. [[8]]

(i) A zygote is formed as a result of fertilisation. [[9]]

(j) An embryo is made up of a single cell. [[1]]

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a

True,False

answer is A, B.

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Detailed Solution

(a) Oviparous animals give birth to young ones. (False)

Oviparous animals produce eggs.

(b) Each sperm is a single cell. (True)

(c) External fertilization takes place in frog. (True)

(d) A new human individual develops from a cell called gamete. (False)

Two gametes fuse to form zygote which later develops into a human through many stages in between.

(e) Egg laid after fertilization is made up of a single cell. (True)

(f) Amoeba reproduces by budding. (False)

Amoeba reproduces by binary fission.

(g) Fertilization is necessary even in asexual reproduction. (False)

Fertilization is not necessary in asexual reproduction because it does not involve fusion of gametes.

(h) Binary fission is a method of asexual reproduction. (True)

(i) A zygote is formed as a result of fertilization. (True)

(j) An embryo is made up of a single cell. (True)

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