Trying to find the right answer to this..

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Evolution

One Word Answers

111. Mention the type of evolution that has brought the similarity as seen in potato tuber and sweet potato.

458 Views

Short Answer Type

112. Why are wings of a butterfly and of a bat are called analogous ?

292 Views

113.

State the Hardy-Weinberg principle.

575 Views

114. According to Hardy–Weinberg’s principle, the allele frequency of a population remains constant. How do you interpret the change of frequency of alleles in a population ?

Disturbances in genetic equilibrium or Hardy-Weinberg equilibrium i.e. change of frequency of alleles in a population would result in evolution. The disturbances like gene flow or gene migration, genetic drift, mutation, genetic recombination and natural selection contribute to the change of frequency of alleles.

640 Views