The net result of water inputs and water outputs in Earth's hydrosphere is in a :

• Steady state equilibrium

• Dynamic equilirium

• Quasi-steady-state equilibrium

• Quasi-dynamic equilibrium

Which of the following condition is not essential for a limestone landscape to develop into karast topography ?

• The limestone formation must contain 100% calcium carbonate for solution processes

• Complex patterns of joints yin the otherwise impermeable limestone 

• There must be an aerated zone between the ground surface and the water table 

• Good vegetation cover

Identify the correct sequence of terminalogy used for denoting different parts along a sloping ground from top to bottom :

(i) Debris slope

(ii) Waning slope

(iii) Waxing slope

(iv) Free face

• ii , iii , i , iv

• iii , ii , iv , i

• iii , iv , ii , i

• iii , iv , i , ii

The Challenger Expedition of 1874 was headed by the country :

• United States of America

• United Kingdom

• U.S.S.R.

• India

The landscapes produced by a single dominant geomorphic process are called as 

• Simple landscapes

• Compound landscapes

• Monocyclic landscapes

• Multicyclic landscapes

Flat topped sand ridges with long dimensions extending parallel to the prevailing winds but locking the collapsing fronts are known as

• Whalebacks

• Seifs

• Barchans

• Sand Drifts

The river valleys whose courses are controlled by factors which are determinable are termed as :

• Consequent

• Subsequent

• Insequent

• Resequent

• a-ii , b-iii , c-iv , d-i

• a-i , b-ii , c-iii , d-iv

• a-iv , b-iii , c-ii , d-i

• a-iii , b-i , c-iv , d-ii

109.

The slope development model was propounded by 

• Wood

• Penck

• Davis

• Strahler

Lateral Planation Theory of pediment formation was proposed by 

• Lawson

• Davis

• Gilbert

• McGee