Miscellaneous World Geography - Study Mode
[#456] Which soil is sticky when wet and develops cracks when dry
Correct Answer
(B) Black soil
Explanation
Solution: Black soil is sticky when wet and develops cracks when dry. The black soils are generally clayey, deep and impermeable. They swell and become sticky when wet and shrink when dried. So, during the dry season, these soil develop wide cracks.
[#457] Which among the following forms of precipitation is different from the rest?
Correct Answer
(D) Hail
Explanation
Solution: Hail forms of precipitation is different from the rest. Hail is a form of solid precipitation. The formation of hail usually requires cumulonimbus or other convective clouds with strong updrafts, it often accompanies thunderstorms.
[#458] Coastline formed by a drowned river mouth is a
Correct Answer
(C) Ria
Explanation
Solution: Coastline formed by a drowned river mouth is a Ria. A ria is a coastal inlet formed by the partial submergence of an unglaciated river valley. It is a drowned river valley that remains open to the sea.
[#459] Commercial sources of energy purely consist of
Correct Answer
(A) Power, coal, oil, gas, hydro-electricity and uranium
Explanation
Solution: Commercial energy is energy which is available to the users at some price. Commercial sources of energy purely consist of power, coal, oil, gas, hydro-electricity and uranium.
[#460] An estuary is a place where
Correct Answer
(D) Fresh and salt water mix near the mouth of a river
Explanation
Solution: An estuary is a place where Fresh and salt water mix near the mouth of a river. Estuaries are areas of transition where fresh water and salt water meet. An estuary is a partially enclosed coastal embayment (or bay) where fresh water and salt water from the ocean mix. They occur where rivers and Great Lakes water mix in shallow wetlands located near the mouth of a river.