1812. The average temperature of the earth is about __________ degree F.

A. 57
B. 59
C. 67
D. 65
✅ The correct answer is option B.
GISS data show global average temperatures in 2017 rose 1.62 degrees Fahrenheit (0.9 degrees Celsius) above the 1951-1980 mean. According to GISS, the global mean surface air temperature for that period was estimated to be 57 F (14 C). That would put the planet’s average surface temperature in 2017 at 58.62 F (14.9 C).

1813. The processes of condensation and freezing:

A. Both release sensible heat into the environment
B. Both absorb sensible heat from the environment
C. Do not affect the temperature of their surroundings
D. Do not involve energy transport
✅ The correct answer is option A.
The processes of condensation and freezing release sensible heat into the environment.

1816. The only known breeding colony of the greater and lesser Flamingos in our country is seen in _______ desert.

A. The Great Rann of Kutch
B. The Thar
C. Ladakh
D. Atacama
✅ The correct answer is option A.
Little Rann of Kutch or Kutch Desert Wildlife Sanctuary has the largest and most popular breeding grounds for the Lesser Flamingos in India.