World & Physical Geography MCQs

Notes:
The mass of sun is equal to 270 lakh moons. About 1.3 million Earths could fit inside the sun. The mass of the sun is 1.989 x 1030 kilograms, about 333,000 times the mass of the Earth.

Notes:
Russia has the largest natural gas reserves in the world, with 38 trillion cubic meters (1,341 trillion cubic feet). This is equivalent to about 19% of the world’s total reserves. Russia exports 26% of its gas production to other countries. The Arctic accounts for over 80% of Russia’s natural gas production.

The top five countries with the largest natural gas reserves are:

1. Russia
2. Iran
3. Qatar
4. USA
5. Saudi Arabia

The world has proven reserves equivalent to 52.3 times its annual consumption. This means it has about 52 years of gas left at current consumption levels.

Notes:
Although the core and mantle are about equal in thickness, the core actually forms only 15 percent of the Earth’s volume, while the mantle comprises 84 percent. The crust makes up the remaining 1 percent.

Notes:
Foehn is the winds lets the Central Europe enjoy a warmer climate. Chinook winds, flow in the interior West of North America.

Notes:
A potent La Nina event caused surface water cooling in the central and eastern Pacific Ocean, which prompted warmer waters to accumulate in the eastern Pacific. This warm water intensified rains in Australia, the Philippines, and Indonesia. In a domino effect, it bolstered the intensity of westerly winds over the Indian Ocean, pulling moisture from East Africa to Indonesia and Australia. Consequently, East Africa experienced severe drought, while Australia and Southeast Asia witnessed floods and verdant vegetation.

Notes:
Saprolite is a weathered rock layer and it is present at the lower parts of the soil profile just above the parent rock layer (R layer).

Notes:
Rama Setu or Adam’s Bridge is a chain of limestone shoals, off the southeastern coast of Tamil Nadu. The Rama Setu separates the Gulf of Mannar from the Palk Strait. It is located Pamban Island and Mannar Island.

Notes:
The Rhins of Galloway Isthmus is situated in Scotland. It divides the water of two bays which are the East Tarbets and the West Tarbets. Also, the Rhines of Galloway is a peninsula in Dumfries and Galloway, Scotland.

Notes:
Pasterze Glacier is the longest glacier in in Austria. It is about 8.4 km long, lying between the Glockner Group of the High Tauern mountain range in Carinthia. It is also the longest glacier in the Eastern Alps.

Notes:
One of the greatest scientist of his times, Christiaan Huygens is known for his study of the rings of saturn and the discovery of its largest moon – Titan.