Assertion : Birds have no mammary gland.
Reason : Pigeonds secrets 'pigeon's millk'

Options

A. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C. If the assertion is true but the reason is false
D. If both the assertion and reason are false

Answer

B

Explanation

Through pigeons have no mammary glands, (as they belong to class aves not to mammals), mike is secreted by them. The pigeons are oviparous, the eggs are laid in the nest and are incubated by the warmth of the parent's body and hatching occurs after a fortnight. The immaure, helpless and featherless young ones are nourished by parents by a fatty curdy secretion, the pigeons milk which is secreted by them. the pigeons are oviparous, the eggs are laid in the nest and are incubated by the warmth of the parent's body and hatching occurs after a fortnight. The nourished by parents by a fatty curdy secretion, the pigeons milk which is secreted in their crop. The parental care and homing instinct are well developed in pigeon.