21.

ASSERTION (A) : The very high population density of more than 400 person/km² extends from upper Indus-Sutlej-Ganga Brahmaputra Valley and Delta .

REASON (R) : This phenomena is attributed to rich alluvial soils , flat land , rice and wheat cultivation , irrigation facilities and favourable climatic conditions.

• 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 decadal growth of population (1991 - 2001) according to the census 2001 is : 

• 23.86%

• 21.34%

• 24.66%

• 24.80%

Among the following natural resouces which resource is providing more livelihood to the people ?

• Water 

• Land

• Forest

• Mineral

Which one of the following factors is more crucial for agricultural development ?

• Tractors

• Fertilizers

• Irrigation

• Gentle slope

ASSERTION (A) : China has the very fast growing economy of the world.

REASON (R) : China has rich mineral resources and huge diversified labour force.

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

• (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.

What is the ideal minimum temperature for the growth of sugarcane ?

• 10° C

• 15° C

• 20° C

• 25° C

Who developed the technique to measure the agricultural efficiency ?

• S.S. Bhatia

• R.L. Singh

• S.M. Rafiullah

• L.D. Stamp

ASSERTION (A) : Panchayati Raj Act empowers local bodies participatin in planning process.

REASON (R) : Panchayati Raj institutions are having three tier systems in planning and executing development projects within their jurisdiction. 

• 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.

Who propounded the Heartland theory used in political geography ?

• Alfred Mackinder

• O.H.K. Spate

• Arthur Geddes

• J.A. Steers

What do you mean by 'Lebensraum' in political geography ?

• Dead space

• Living space

• Administrative unit

• Religious organisation