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6.Evolution
normal
One of the following can be used as an illustration to demonstrate process of evolution in animals
A
Extinction of some animals like cheetah
B
Occurrence of tadpole in the life history of frog
C
Presence of egg laying mammals in Australia
D
Increasing incidents of $ DDT $ resistance in mosquitoes
Solution
(d) $DDT$ resistance demonstrates a genetic change due to environmental factor i.e. $DDT$ spray.
Standard 12
Biology