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.

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

11. What is the type of evolution in which the same structure developed along different directions due to adaptations to different needs ?

202 Views

12. Name the different eras of geologic time scale.

151 Views

13. What is single step large mutation?

246 Views

14. Consider a thorn in Bougainvillea and a tendril in cucurbita. Are these two organs homologous or analogous ? Give reason.

213 Views

15. Give two examples that represent adaptive radiation.

209 Views

16.

Which theory attempts to explain to us the origin of universe?

268 Views

17. Evolution is a discontinuous process. Is it correct ?

200 Views

18. Give the three key factors of the modern concept of evolution.

241 Views

19. Which other term can be used for natural selection ?

131 Views

20.

Sweet potato and potato is an example of?

196 Views