Question

Which of the following refer to correct example (s) of organisms which have evolved due to changes in environment brought about by anthropogenic action?

(a) Darwin's Finches of Galapagos islands.

(b) Herbicide resistant weeds.

(c) Drug resistant eukaryotes.

(d) Man-created breeds of domesticated animals like dogs.

(1)  only (a)

(2)  (a) and (c)

(3)  (b), (c) and (d)

(4)  only (d)

Answer 1

Ans : (3) (b), (c) and (d)

Explanation :

Examples of evolution due to anthropogenic action due to human activities are as follows :

•  Herbicide resistant weeds

•  Drug-resistant eukaryotes

•  Pesticide resistance insects

•  Creation of new breeds of dogs