(i) Draw a well-labelled diagram to show the metaphase stage of mitosis in an animal cell having four chromosomes.
(ii) Mention any two reasons for the population explosion in India.
(iii) Give biological reasons for the following.
(1) The pituitary gland is also known as the master gland.
(2) Gametes have a haploid number of chromosomes.
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(ii) The reason for population control is as followed
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