(i) The population is unevenly distributed because of various physical features.
(ii) River plains and industrial regions have high density of population, whereas low density is found in the interior parts of Asia.

(i) The climate of Europe varies from the subtropical to the polar climate.
(ii) The Mediterranean climate of the south has warm summer and rainy winter.
(iii) The western and northwestern parts have a mild, generally humid climate, influenced by the North Atlantic Drift.
(iv) In central and eastern Europe, the climate is humid continental type.
(v) In the northeast, subarctic and tundra climates are found.
(vi) The whole of Europe is subject to the moderating influence of prevailing westerly winds from the Atlantic Ocean.

Fjord:
1. A fjord is a narrow and deep sea inlet between steep cliffs.
2. It reduces the speed of wind irrespective of its direction and protect harbour.
3. The force of sea waves are also controlled.
4. Fjords are best situated for natural harbours.

(i) The rivers of Asia originate mostly from the central highlands.
(ii) The Ob, Yenise and Lena are the major rivers that flow towards the north and drain into the Arctic Ocean.
(iii) These rivers remain frozen during winter.
(iv) On the other hand, South Asia has many perennial rivers
(v) E.g. Brahmaputra, Indus, Ganga and Irrawaddy which originate from the snow covered high mountains that do not freeze during winter.
(vi) The Euphrates and Tigris flow in West Asia.
(vii) The Amur, Huang He, Yangtze and Mekong, rivers flow in the south and south eastern parts of Asia.