UPSC

A. Nimbus cloud

B. Cirrus cloud

C. Cumulus cloud

D. Low Stratus cloud

A. Over the Atlantic Ocean

B. Over the Pacific via Siberia

C. Over the North Pole

D. Through the latitude which passes through them

A. typhoon

B. tornado

C. hurricane

D. willy-willy

A. Bosporus

B. Gibraltar

C. Bering

D. Dover

A. is enervating

B. withers plants

C. is injurious to health

D. is conducive to health

A. western side of the continents in northern hemisphere and on the eastern side of the continents in the southern hemisphere

B. eastern side of the continents in northern hemisphere and on the western side of the continents in the southern hemisphere

C. eastern side of the continents

D. western side of the continents

A. Africa

B. South Africa

C. China

D. Peru and Brazil

A. cooling effect

B. warming effect

C. area of influence

D. influence on travel

A. it flows through the most industrialised part of Europe

B. it follows a rift valley

C. its course is never frozen

D. it falls in the North Sea

A. They affect commerce because they keep the harbours open even during winter

B. Water of the ocean is kept pure

C. Warm equatorial currents raise the temperature while the cold polar currents lower the temperature of the place through which they pass

D. They do not affect rainfall over the coast