Questions

Sunderbans is the name given to the dense impenetrable  tidal/ mangrove forest of Ganges-Brahmaputra delta because of abundant sundari trees found here.

Tubes that bifurcate from the windpipe are called Bronchi.

The simplest organic compounds contain only the elements carbon and hydrogen, and are called hydrocarbons.

Here all the given options are hydrocarbons.

A nanosecond (ns) is an SI unit of time equal to one thousand-millionth of a second or one billionth of a second.

• That is, 1/1,000,000,000 of a second, or 10^−9 seconds.

Dolphins are the most highly intelligent mammals.

What has 4 Eyes But cannot see is Mississippi.

The wording of Mississippi has 4 'i''s. But it can't see.

In the early 1950s two scientists, Rosalind Franklin and Maurice Wilkins, studied DNA using x-rays. Franklin produced an x-ray photograph that allowed two other researchers, James Watson and Francis Crick to work out the 3D structure of DNA. The structure of DNA was found to be a double helix.