Theories of Evolution

Q.

Vermiform appendix is a vestigial organ in humans but not so in cows.

1. True
2. False

Q.

Life was first formed in

1. The primordial atmosphere of the earth

2. The freshwaters of primitive earth

3. The oceans of primitive earth

4. The primordial lithosphere of the earth

Q.

The theory of spontaneous generation was firmly rejected by the work of

1. None of the above
2. Alexander Oparin
3. Louis Pasteur
4. Georges Lemaitre

Q.

Evolution is a gradual change that develops a species into a

1. Better form
2. Different form
3. Complex Form
4. All the above

Q.

Mutation theory fails to explain the significant impact of mutation on evolution.

1. True

2. False

Q.

The primordial atmosphere of the primitive earth contained the following substances :

1. $H_2$

2. Water vapour

3. $N{H}_3$

4. $C{H}_4$

Q. One of the important consequences of geographical isolation is :

1. Random creation of new species
2. No change in the isolated fauna
3. Preventing speciation
4. Speciation through reproductive isolation

Q.

Adaptation of peppered moth is an example of

1. Darwinism

2. Lamarckism

3. Neo Darwinism

4. Autogenesis theory

Q. State whether true or false:
Darwinism is a theory about origin of life.

1. True
2. False

Q.

Which era is knownas the age of early unicellular life?

1. Archaeozoic

2. Azoic

3. Proterozoic

4. Mesozoic