Q. The Yarlung Zangbo River, in India, is known as

? Brahmaputra

Q. The Salal Project is on the river

? Chenab

Q. The only zone in the country that produces gold is also rich in iron is

? Southern zone

Q. The percentage of earth surface covered by India is

? 2.4

Q. The state having the largest area of forest cover in India is

? Madhya Pradesh

Q. The oldest rocks in India are reported from

? Dharwar region, Karnataka

Q. Who was the first pre-Socratic philosopher to suggest that matter could neither be created nor destroyed?

? Parmenides

Q. Which Greek philosopher suggested that the material world was composed of four basic elements – air, water, fire and earth?

? Empedocles

Q. Who in 1786 invented the gold leaf electro scope?

? Abraham Bennet

Q. Who encouraged Newton to write his idea for principia?

? Edmund Halley