The most splendid and the most magnificent constellation on the sky is?

A. Orion

B. Columbia

C. Canis Major

D. Taurus

Orbital period of planet Mercury around the sun is?

A. 88 Days

B. 365 Days

C. 2 Years

D. 98 Days

FOUNDER OF MODERN ASTRONOMY WAS

A. Archimedes

B. William Gilbert

C. Nicolas Copernicus

D. Michael Faraday

One of the main function of Earth’s ozone layer is to?

A.  Prevent Global Warming

B. Filter out ultraviolet rays

C. Absorb pollution

D. All of the above

A light year is unit of?

A. Time

B. Energy

C. Length

D. Mass

Which of the following element is not present abundantly in earth’s crust?

A. Silicon

B. Radium

C. Aluminum

D. Carbon

The exact time by the earth for single rotation on its own axis is?

A. 24 hours

B. 24 hours 35 seconds

C. 24 hours 50 minutes

D. 23 hours 56 mints 4.09 sec

According to Big Band Theory, the Universe began about——–billion years ago.