Question 1. Which of the following statements is True ?
Question 2. Replacement of the lighter-coloured variety of peppered moth (Biston betularia) to its darker variety (Biston carbonaria) in England is the example of
Question 3. Phenomenon of ‘industrial melanism’ demonstrates
Question 4. Which one of the following phenomena supports Darwin’s concept of natural selection in organic evolution ?
Question 5. The phenomenon ‘ontogeny repeats phylogeny’ is explained by
Question 6. Analogous organs arise due to
Question 7. (p+q)2 = p2 + 2pq + q2 = 1 represents an equation used in
Question 8. One of the possible early sources of energy was/were
Question 9. Abiogenesis theory of origin supports
Question 10. Who proposed that the first form of the could have come from pre-existing non-living organic molecules ?
Question 11. According to one of the most widely accepted theories, earth’s atmosphere before origin of life was
Question 12. According to Oparin, which one of the following was not present in the primitive atmosphere of the earth ?
Question 13. The correct sequence for the manufacture of the compounds on the primitive earth is
Question 14. The theory of spontaneous generation stated that
Question 15. Animal husbandry and plant breeding programmes are the examples of
Question 16. Palaentological evidences for evolutaion refer to the
Question 17. First life from on earth was a
Question 18. Presence of gills in the tadpole of frog indicated that
Question 19. The character that proves that frogs have evolved from fishes is
Question 20. Identify the correct arrangement of periods of Palaeozoic era in ascending order in geological time scale.
Question 21. The bones of forelimbs of whale, bat, cheeah and man are similar in structure, because
Question 22. Early at mosphere contained methane and other hydrocarbons. They have been now replaced by
Question 23. The first life originated
Question 24. Coacervates are
Question 25. Which is the correct order of increasing geological time scale for a hypothetical vertebrate evolution ?
Question 26. The ‘Devonian period’ is considered to be as
Question 27. Appearnace of antibiotic-resistant bacteria is an example of
Question 28. Fossils are generally found in
Question 29. Which type of selection is industrial melanism observed in moth, Biston betularia?
Question 30. Which of the following is an example for link species ?
Question 31. Variations during mutations of meiotic recombinations are
Question 32. Amphibians were dominant during _______ period.
Question 33. The primate which existed 15 mya was
Question 34. The extinct stone ancestor, who ate only fruits and hunted with stone weapons was
Question 35. One of the oldest, best preserved and most complete hominid fossil commonly known as ‘Lucy’ belongs to the genus
Question 36. The brain capacity of Homo eractus was about
Question 37. The ship used by Charles Darwin during the sea voyages was
Question 38. The factors involved in the formation of new species are
Question 39. Stabilising selection favours
Question 40. The different forms of interbreeding species that live in different geographical regions are called
Question 41. Which of following represents correct order of evolutiton ?
Question 42. The extinct human who lived 1,00,000 to 40,000 years ago, in East and Central Asia, used hides to protect their bodies and had brain capacity of 1400 c.c. were
Question 43. Which of the following statements is correct ?
Question 44. Which of the following statements js correct regarding evolution of mankind ?
Question 45. The cranial capacity was largest among the
Question 46. Fitnes according to Darwin refers to
Question 47. Alfred Wallace worked in
Question 48. The theory of natural selection was given by
Question 49. The preserved fossil remains of Archaeopteryx show that
Question 50. Which of the following isotopes is used for Finding the fossil age maximum about 35,0000 years ?