The first life on earth came in water and evidences indicate that life originated in one of the following eras :

A. Paleozoic

B. Mesozoic

C. Cenozic

D. Proterzoic

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  1. Which is a vestigeal organ of python
  2. Ontogeny recapitulates phylogeny is the statement relating to
  3. A connecting link between Annelids and Arthropods is
  4. Which animals dominated in Paleozoic era ?
  5. Darwin proposed his theory of natural selection on the basis of
  6. An example of analogy is
  7. Appearance of ancestral characters in the new born, such as tail, monstral face, gill slits, multiple…
  8. Human beings living in different geographical areas and under different environmental conditions are…
  9. The study of Galapagos Finches shows
  10. Co-worker of Darwin was
  11. An animal is more likely to be preserved as a fossil if it contains large quantities of
  12. The first mammal arose
  13. Survival due to geographic isolation is best exemplified by mammalian fauna of
  14. Role of isolation in evolution is
  15. A fossil is a
  16. Geological evidence of most primitive mammals is found in
  17. We use the term hybrid breakdown when the
  18. Connecting link between nonchordata and chordata is
  19. The idea of spontaneous generation is essentially correct in regard to
  20. Amphibians appeared and became dominant in the
  21. The book "Voyage of the Beagle" is concerned with which one of the following ?
  22. Which were dominant during Mesozoic era
  23. A starfish with six arms, may be a case of
  24. The concept of use and disuse of organs was given by
  25. Fossilisation occurs where
  26. The fossil formed from harder parts of the body infiltrated by minerals and turned into stony shapes…
  27. In forming the theory of evolution by Natural Selection, Charles Darwin was greatly influenced by
  28. The function affected by point mutation in p-globin in sickle cell anaemia is
  29. The epoch of human civilisation is
  30. Which of these does not play a role in evolution ?