V-shaped valley is formed during the
Mature stage of glacial erosion
Old age of fluvial of erosion
Yothful stage of fluvial cycle of erosion
Old age of arid cycle
The concept "landscape is a function of structure , process and stage" was evolved by
Griffith Taylor
Davis
Penck
Thornbury
Acid rain is caused by
Excess CO2 in the atmosphere
Washout of Sulfuric acid by precipitation
Excess in greenhouse gases emission from tropical forests
Abnormal variations in composition of gases in the atmposphere.
ASSERTION (A) : The river valleys are usually narrow shaped in the youthful stage.
REASON (R) : Pothole drilling is a dominant erosional process responsible for down cutting of river valleys.
Both (A) and (R) are true and (R) is the correct explanantions of (A).
Both (A) and (R) are true but (R) is not the correct explanantions of (A).
(A) is true but (R) is false
(A) is false but (R) is true.
Which of the following types of clouds occupy the lowest layer
Stratus
Cumulus
Cumulonimbus
Cirrus
Potection plume is the result of
A regional wind caused by a pressure gradient
Unequal distribution of temperature
Abnormalities caused by latent heat of condensation
Interaction among different types of air masses
Polar frontal theory is associated with
Origin of trade wind tract
Origin of tropical cyclones
Origin of tornadoes
Origin of Jet Stream
Atoll is one of the stages of
A natural reservoir
A pressure system
A coral development
Development of the carbon sink in the ocean
C.
A coral development