1. The eastern boundary of the western sandy plain is determined by the 50 cm isobar line. This line divides Rajasthan into two parts: the western sandy plains and the eastern plains.

2. The amount of rainfall in the western sandy plain is less than 50 cm. This area is part of the Thar Desert. The amount of rainfall in the eastern plains is more than 50 cm. This region is situated to the east of the Aravalli mountain range.

1. Bhimlat Falls is located between Bundi and Chittaurgarh cities of Rajasthan.

2. Mangli River is a tributary of Mej River in Rajasthan.

3. Luni and Berach rivers are in Rajasthan.

1. In the fifth five-year plan, 'District Industries Centres' were established in all the districts of Rajasthan.

2. The idea of planning for the reconstruction of the economy received public support throughout the world in the 1940s and 1950s.

3. The work of preparing, implementing and regulating five-year plans was done by an institution called the Planning Commission.