41. Sulphur bacteria are examples of
42. Autotrophs are ______________
43. North American grassland are called
44. African grasslands are called
45. A Hawk that eats a frog is a
46. In a pyramid of numbers, in a grassland ecosystem, the largest population is that of
47. Herbivores are also called as
48. The worst nuclear accident happened to date is occurred at
49. Energy of motion is also known as:
50. World Ozone day is
Read More Section(Environmental Science)
Each Section contains maximum 100 MCQs question on Environmental Science. To get more questions visit other sections.