51.
In which year Silent Valley was declared as National Park?

52.
In which year was "Project Tiger" launched?

54.
The Indian Parliament passed the Biodiversity Bill in the year_________

55.
Which year was declared as the "Water Year" by Indian government

56.
Which latitude belt best describes the middle latitudes?

57.
At middle latitudes, the base of an altostratus or altocumulus cloud would generally be found between:

58.
Percentage of forest area recommended by the the national forest policy for plains is

59.
Commonly used radioactive isotopes in scientific research

60.
If water vapour comprises 3.5 percent of an air parcel whose total pressure is 1,000 mb, the water vapour pressure would be: