The slope declining model was proposed by

• W.Penck

• W.M. Davisq

• L.C.King

• Wood

Nazca Plate lies

• West of South America

• East of South America

• East of North America

• West of North America

A narrow block elevated between two normal faults is called 

• Graben

• Horst

• Monocline

• Anticline

• a-ii , b-iii , c-iv , d-i

• a-i , b-ii , c-iv , d-iii

• a-iv , b-iii , c-ii , d-i

• a-iii , b-ii , c-i , d-iv

ASSERTION (A) : Spheroidal weathering is the result of chemical weathering.

REASON (R) : Spheroidal weathering occurs when water penetrates joints and dissolves the rock cementing material.

• Both (A) and (R) are true and (R) is the correct explanation of (A).

• Both (A) and (R) are true but (R) is not the correct explanation of (A).

• (A) is true but (R) is false.

• (A) is false but (R) is true.

ASSERTION (A) : The islands along the Mid-Atlantic Ridge are highly prone to volcanic activity.

REASON (R) : The sea floor spreading is the main cause of earthquakes in the Atlantic ocean.

• Both (A) and (R) are true and (R) is the correct explanation of (A).

• Both (A) and (R) are true but (R) is not the correct explanation of (A).

• (A) is true , but (R) is false.

• (A) is false , but (R) is true.

The osition of Thermal equator is normally at

• 0°

• 5°N

• 5°S

• 5°N

The concept of LEBENSRAUM was propounded by

• Humboldt

• Ritter

• Ratzel

• Semple

ASSERTION (A) : Pressure in the troposphere falls with increasing heights.

REASON (R) : The upper atmosphere has relatively low temperature.

• Both (A) and (R) are true and (R) is the correct explanation of (A).

• Both (A) and (R) are true but (R) is not the correct explanation of (A).

• (A) is true , but (R) is false.

• (A) is false , but (R) is true.

With whom is associated the concept of "Pragmatic Possibilism" ?

• Bowman

• Griffith Taylor

• Humboldt

• Ritter