Questions

The river which starts flowing from Himalayas on the North to southwards to empty in the Arabian sea is Indus River.

Indica is the book written by Greek historian "Megasthenes" in which he described India like how is the Indians life, what way of life is followed, etc...

A manometer is used to measure a pressure difference between two points.

Ganesh Vasudev Mavalankar popularly known as Dadasaheb was an independence activist, the President of the Central Legislative Assembly, then Speaker of the Constituent Assembly of India, and later the first Speaker of the Lok Sabha, the lower house of the Parliament of India from 15 May 1952 – 27 February 1956.

Gitanjali Rao, an 11-year-old Indian-American schoolgirl, was named as "America’s top young scientist" for inventing a cost-effective, quick lead-contamination detector in water. The seventh-grade student was inspired by the large-scale lead contamination in water in Flint, Michigan, that came to light recently.