21. The year ____ is called a Great Divide in the demographic history of India.

A. 1901
B. 1921
C. 1941
D. 1951

22. The only private sector refinery set up by Reliance Petroleum Ltd. is located at

A. Guwahati
B. Jamnagar
C. Mumbai
D. Chennai

23. The only state in India that produces saffron is

A. Assam
B. Himachal Pradesh
C. Jammu and Kashmir
D. Meghalaya

24. Three important rivers of the Indian subcontinent have their sources near the Mansarovar Lake in the Great Himalayas. These rivers are

A. Indus, Jhelum and Sutlej
B. Brahmaputra, Sutlej and Yamuna
C. Brahmaputra, Indus and Sutlej
D. Jhelum, Sutlej and Yamuna

25. The zonal soil type of peninsular India belongs to

A. red soils
B. yellow soils
C. black soils
D. older alluvium