Which of the following is the correct sequence of events in the origin of life? 

I. Formation of protobionts. 
II. Synthesis of organic monomers. 
III. Synthesis of organic polymers. 
IV. Formation of DNA-based genetic systems.

1.	I, II, III, IV	2.	I, III, II, IV
3.	II, III, I, IV	4.	II, III, IV, I

The wings of a bird and the wings of an insect are:

Industrial melanism is an example of?

1. Neo Darwinism

2. Natural Selection

3. Mutation

4. Neo Lamarckism

Which of the following had the smallest brain capacity?
1. Homo erectus
2. Homo sapiens
3. Homo neanderthalensis
4. Homo habilis

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

In a population of 1000 individuals, 360 belong to genotype AA, 480 to Aa and the remaining 160 to aa. Based on this data, the frequency of allele A in the population is:
1. 0.4
2. 0.5
3. 0.6
4. 0.7

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

1. Analogous organs

2. Adaptive radiation

3. Homologous organs

4. Convergent evolution