Evolution Test ...

Founder effect is the

Which of the following are difficult to explain in terms of natural selection?

The process in which heritable variations enabling better survival are enabled to reproduce and leave greater number of progeny is called

Assertion- Evolution is a continuous process that takes millions of years for speciation.
Reason- During evolution small variation accumulates guided by natural selection that leads to speciation.

Genetic drift

Presence of different types of beaks in finches of Galapgos islands adapted to different feeding habits provides evidence of

Which of the following is the example of adaptive radiation?

Statement I: When more than one adaptive radiation appeared in isolated geographical area it called a convergent evolution.
Statement II: Bats and birds are example of adaptive radiation.
Statement III: Tiger cat, kangaroo, wombat and sugar gliders are example of Australian marsupials.

Assertion: When migration of a section of population to another occurs, gene frequencies change in the original as well as in the population.
Reason: There would be a gene flow if this gene migration happens multiple times.