Evolution Questions

Tachyglossus is connecting link between

Dryopithecus had

Which of the following structures is homologus to the wing of a bird?

Following are the two statements regarding the origin of life: (i)The earliest organisms that appeared on the earth were non-green and presumably anaerobes. (ii)The first autotrophic organisms were th...

Analogous structures are a result of:

The stage during which separation of the paired homologous chromosomes begins is

The similarity of bone structure in the forelimbs of many vertebrates is an example of

Among the following sets of examples for divergent evolution, select the incorrect option

According to Hugo de Vries, the mechanism of evolution is :-

Forelimbs of cat, lizard used in walking; forelimbs of whale used in swimming and forelimbs of bats used in flying are an example of :

The eye of octopus and eye of cat show different patterns of structure, yet they perform similar function. This is an example of :

The process by which organisms with different evolutionary history evolve similar phenotypic adaptation in response to a common environmental challenge, is called :

According to Darwin, the organic evolution is due to :

Variation in gene frequencies within populations can occur by chance rather than by natural selection.This is referred to as :

The complex formed by a pair of synapsed homologous chromosomes is called :

Green revolution in India occurred during

The idea of mutations was brought forth by

Which one of the following options gives one correct example each of convergent evolution and divergentevolution ?

The extinct human who lived 1,00,000 to 40,000 years ago, in Europe, Asia and parts of Africa, withshort stature, heavy eye brows, retreating for heads, large jaws with heavy teeth, stocky bodies, alu...

What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?