Answer: Option A. -> Fukushima
Answer: (a)

Answer: Option D. -> Coal
Answer: (d)Coal is an organic sedimentary rock that forms mainly from plant debris. The plant debris usually accumulates in a swamp environment.

Answer: Option D. -> Cyclonic storms
Answer: (d)
A flash flood is a rapid flooding of geomorphic low-lying areas: washes, rivers, dry lakes and basins.
It may be caused by heavy rain associated with a severe thunderstorm, hurricane, tropical storm or cyclone, or melt-water from ice or snow flowing over ice sheets or snowfields.

Answer: Option D. -> 1 4 3 2
Answer: (d)

Answer: Option D. -> 3.5 million years back
Answer: (d)

Answer: Option A. -> Australia and Europe
Answer: (a)

Answer: Option B. -> Excessive Heat (Hotness)
Answer: (b)

Answer: Option A. -> the kinetic energy of the falling water is converted into heat.
Answer: (a)The water gains kinetic energy as it falls down and loses its potential energy. Assuming no other losses, part of the kinetic energy gain of water is converted into heat, raising the temperature of water.

Answer: Option D. -> Antarctica
Answer: (d)One of today’s prevalent water issues is the rise in sea level. It is mainly caused by two phenomena: global warming and ozone depletion. Polar ice caps in Antarctica and other places are melting fast. This has led to increase in sea level over the years.

Answer: Option A. -> Deserts
Answer: (a)
Internal drainage is a closed drainage basin that retains water and allows no outflow to other external bodies of water, such as rivers or oceans, but converges instead into lakes or swamps.
Such drainage can occur in any climate but are most commonly found in desert locations. For example, the Luni River in Rajasthan has an internal drainage system.