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What are different modes of reproduction?
Reproduction takes place by two methods. Asexual and sexual mode.
Inasexual mode of reproduction, a single parent is involved. For exmaple - reproduction in amoeba and hydra.
In sexual mode of reproduction, male and female i.e. both parents are involved in the process of reproduction. For example - reproduction in humans.
Describe the process of fertilisation in human beings.
Choose the most appropriate answer :
Internal fertilisation occurs
Choose the most appropriate answer :
A tadpole develops into an adult frog by the process of
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The number of nuclei present in a zygote is
Indicate whether the following sentences is True (T) or False (F) :
Oviparous animals give birth to young ones.
Indicate whether the following sentences is True (T) or False (F) :
Each sperm is a single cell.
Indicate whether the following sentences is True (T) or False (F) :
External fertilisation takes place in frog.
Indicate whether the following sentences is True (T) or False (F) :
A new human individual develops from a cell called gamete.
Indicate whether the following sentences is True (T) or False (F) :
Egg laid after fertilisation is made up of a single cell
Indicate whether the following sentences is True (T) or False (F) :
Amoeba reproduces by budding.
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