Question

Study the given diagram: a)Pick out and name the cells that undergo spermiogenesis. b)Name the cells ‘a’ and ‘b’. c)Give the ploidy level of ‘b’ and ‘e’. d)What are the cells marked as ‘f’? Mention their functions. e)Mention the cell division type in ‘a’ and ‘b’. and Briefly explain the various reproductive technologies to assist infertile couple to have children.

Answer 1

Answer:

When the skin is completely dries, the cutaneous respiration is not possible. Consequently, the frog dies due to asphyxia. Skin is thin and devoid of any structure that prevent diffusion of dissolved oxygen from water in the blood. Secretion of mucus by mucous gland always keeps its surface moist.

Answer 2

Answer:

The British were furious at Tipu Sultan was he was an ambitious, dangerous and strong ruler who could have challenged the existence of British Empire.

Four wars were fought with the Mysore Empire among which the Mysore Empire turned out to be victorious in three.

Then, Tipu Sultan was one among those who must be crushed for the good of the British Empire conclusively he was killed in the fourth war.

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