Question

A. Tick () the correct option.
1. Which one of the following is an old mountain?
(b) The Aravalli Range
(a) The Himalayas
(c) The Andes
(d) The Alps
2. How much surface of the earth is covered by oceans?
(b) 71%
(a) 29%
(d) 80%
(c) 60%
3. The largest ocean of the world is
(b) Pacific Ocean
(a) Indian Ocean
(d) Atlantic Ocean
(c) Arctic Ocean
which continent is the most advanced and economically developed continent?
(b) North America
(a) Asia
(d) Europe
(c) Australia
5. Which one of the following gases has the largest volume in the atmosphere?
(b) Oxygen
(a) Nitrogen
(d) Carbon Dioxide​

Answer 1

Answer:

the Himalayas

80

pacific ocean

asia

nitrogen