world physical geography section 3 MCQ Questions & Answers Detailed Explanation

Answer: (b)

Answer: (b)

The largest coral reef is the Great Barrier Reef, located just off the north-eastern coast of Australia. The 1200 mile (1900 km) long reef is protected as a Marine Park.

Answer: (a)

The Arctic Ocean has the widest continental shelf of all the oceans; it extends 1,210 km seaward from Siberia.

From the shelf rise numerous islands, including the Arctic Archipelago, Novaya Zemlya, the New Siberian Islands, and Wrangle Island. Continental shelves are an extension of coastal plains and are characterized by broadly sloping submerged plains.

Answer: (a)

Abiotic factors are those non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems. Abiotic factors may be classified via “SWATS” (Soil, Water, Air, Temperature, Sunlight).

Answer: (d)

Bab-el-Mandeb separates Asia from Africa at Aden. It is located between Yemen on the Arabian Peninsula and Djibouti and Eritrea in the Horn of Africa.

Precisely speaking it separates Yemen from Djibouti and Eritrea and connects the Red sea with the Gulf of Aden (part of the Arabian sea).

Answer: (c)

Indonesia consists of 13,677 islands (nearly 14,000) and this country is 5000 miles from Torres strait.