Atoll is a kind of

(1) sand-dune

(2) lake

(3) sandbar

(4) inland sea

The coastal part of water bodies of the oceans which is structurally part of the mainland of the continents is called the

(1) Isthmus

(2) Oceanic ridge

(3) Continental shelf

(4) Continental slope

Which one of the following is not a cold ocean current?

(1) California

(2) Oyashio

(3) Kuroshio

(4) Canaries

The term territorial water means

(1) The water found within the country in form of rivers and lakes

(2) The water secured from other countries

(3) The water which is supplied to other countries

(4) Water of the sea located close to the coast of a country

The ocean which touches the Asian and American shores is

(1) Atlantic

(2) Indian

(3) Antarctic

(4) Pacific

Which of the following can cause a tsunami?

(1) Volcano

(2) Avalanche

(3) Tornado

(4) Earthquake

The coastal part of water bodies of the oceans which is structurally part of the mainland of the continents is called

(1) isthmus

(2) oceanic ridge

(3) continental shelf

(4) continental slope

Mariana Trench is found

(1) Atlantic Ocean

(2) Pacific Ocean

(3) Indian Ocean

(4) Arctic Ocean

Which one of the following ocean currents do not occur in AtAtlantic Ocean?

(1) Gulf stream

(2) Brazil current

(3) Peru current

(4) Canary current

The main cause of Tsunami is :

(1) Volcanoes

(2) Cyclones

(3) Earthquake on the sea floor

(4) Moon’s attraction

Tides are caused by the gravitational pull of the

(1) Earth on the Moon

(2) Earth on the Sun

(3) Sun and Moon on the Earth

(4) Moon on the Earth