Aravali is the oldest mountain range in the geographical structure of India which is about 870 million years old.

Oceans make up 97.3 per cent of the total water on Earth. The ice caps have 2 per cent of total water. Groundwater accounts for 0.68 per cent of total water. Rivers account for 0.0001 per cent of the total water.

1. The distance covered by the first train between Bombay and Thane in 1853 was approximately 34 km.

2. This train was pulled by three steam engines named Sahib, Sultan and Sindh. The train had 14 coaches and was carrying about 400 people.

Mahanadi, Godavari, Krishna and Kaveri drain in the Bay of Bengal whereas Narmada drains in the Arabian Sea.

All columns match correctly.

(A) ICAR-Central Institute for Arid Horticulture            - Bikaner

(B) ICAR-Central Institute of Cotton Research             - Nagpur

(C) ICAR-National Rice Research Institute                   - Cuttack

(D) ICAR-Indian Institute of Horticultural Research    - Bengaluru

The eastern part of India from False Divi Point to CAPE COMORIN is called Coromandal coast, while Konkan, Gujarat plains and Malabar plains are related to western coast.