Evolution

A population of diploid organisms is at Hardy-Weinberg equilibrium. If the frequency of allele A is 0.1, the frequency of AA is .

1. 0.99
2. 0.01
3. 0.02
4. 0.10

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). In the light of the above statements, choose the most appropriate answer from the options given below:

1. A is false but R is true
2. Both A and R are correct and R is the correct explanation of A
3. Both A and R are true, but R is not the correct explanation of A
4. A is true but R is false

Natural selection can lead to .

1. A and C only
2. A only
3. A, C and D only
4. A, B, C and D

Sweet potato and potato represent a certain type of evolution. Select the correct combination of terms to explain the evolution.

1. Homology, convergent
2. Analogy, divergent
3. Analogy, convergent
4. Homology, divergent

The flippers of the Penguins and Dolphins are the example of the

1. Adaptive radiation
2. Natural selection
3. Convergent evolution
4. Divergent evolution

Given below are some stages of human evolution. Arrange them in correct sequence. (Past to Recent) Choose the correct sequence of human evolution from the options given below:

1. D-A-C-B
2. B-A-D-C
3. C-B-D-A
4. A-D-C-B

Which one of the following factors will not affect the Hardy-Weinberg equilibrium?

1. Genetic recombination
2. Genetic drift
3. Gene migration
4. Constant gene pool

Match List I with List II: Choose the correct answer from the options given below :

1. A-II, B-I, C-III, D-IV
2. A-III, B-I, C-II, D-IV
3. A-I, B-II, C-IV, D-III
4. A-III, B-I, C-IV, D-II

Match List-I with List-II : Choose the correct answer from the options given below :

1. A-III, B-II, C-I, D-IV
2. A-IV, B-II, C-III, D-I
3. A-I, B-II, C-III, D-IV
4. A-II, B-III, C-IV, D-I

Which evolutionary phenomenon is depicted by the sketch given in figure? [Figure]

1. Artificial selection
2. Genetic drift
3. Convergent evolution
4. Adaptive radiation