hydrosphere & oceanography section 4 MCQ Questions & Answers Detailed Explanation

Question : 1

Atoll is a kind of

a) inland sea

b) sandbar

c) sand-dune

d) lake

Question : 2

Consider the following statements and select the correct answer from the codes given below:
Assertion (A):
Equatorial counter current is not found in the Indian Ocean during the summer season.
Reason (R):
During the summer season southwest monsoon current is dominant in the northern Indian Ocean.
Codes:

a) A is false, but R is true.

b) A is true, but R is false.

c) Both A and R are true and R is the correct explanation of A.

d) Both A and R are true, but R is not the correct explanation of A.

Question : 3

Which one of the following countries is planning to construct a rival to the Panama Canal to link the Pacific and Atlantic Oceans?

a) Nicaragua

b) Guatemala

c) Colombia

d) Costa Rica

Question : 4

The main cause of Tsunami is :

a) Moon’s attraction

b) Earthquake on sea floor

c) Volcanoes

d) Cyclones

Question : 5

Which of the following lakes is a world heritage site?

a) Plitivice Lake of Croatia

b) Five Flower Lake of China

c) Red Lagoon of Bolivia

d) Boiling Lake of Dominica

Question : 6

The Lake Baikal is situated in the region of

a) Eastern Russia to the north of Mongolia

b) North eastern part of Russia

c) European Russia

d) Western Siberia