Introduction to Evolution

Q.

Infectious proteins are present in

1. Satellite viruses

2. Prions

3. Viroids

4. Gemini viruses

Q.

Two morphologically similar populations are intersterile. They belong to

1. two sibling species

2. two biospecies

3. one species

4. None of these

Q. Organic evolution is concerned with

1. Gradual changes
2. Sudden changes
3. Abiogenesis
4. Special creation theory

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 gradual change that develops a species into a better, different, complex and adaptive form is called .

1. adaptation
2. differentiation
3. evolution
4. origin of species

Q. A living connecting link which provides evidence for organic evolution is ___________.

Q. Origin of life on primitive Earth occurred in:

1. Air
2. Water
3. Comets
4. Volcanic mountains