Answer:
We
can see the following variations in the life forms around us.
(i) Size: Organisms vary greatly in
size ranging from microscopic bacteria to elephants, whales and large trees.
(ii) Colour: The colour of various plants and animals are quite
different. Some worms are even colourless or transparent.
(iii) Life span: Life span of different organisms also
varies greatly, e.g., a mosquito lives only for a few days while a turtle can
live for around 200 years. Some pine trees also live for thousands of years.
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