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Oceanography

Description: Oceanography (E)
Number of Questions: 15
Created by:
Tags: Oceanography (E) Indian and World Geography Geography
Attempted 0/15 Correct 0 Score 0

What is Great Barrier Reef?

  1. A belt of coral along the east coast of Australia.

  2. A cave between Sydney and Melbourne.

  3. A fish found in the sea near New Zealand.

  4. A mine situated in the Great Victoria Valley.


Correct Option: A

The spring tide occurs when the moon, the sun and the earth make an angle of

  1. 180°

  2. 90°

  3. 45°

  4. 33°


Correct Option: A
Explanation:

The spring tide occurs when the moon, the sun and the earth make an angle of 180°

The average salinity of sea water is

  1. 35/1

  2. 27/1

  3. 80/1

  4. 42/1


Correct Option: A

Which of the following is a major warm current in the Indian Ocean?

  1. Florida Current

  2. Labrador Current

  3. Humboldt Current

  4. Agulhas Current


Correct Option: D
Explanation:

Agulhas Current is the major warm current in the Indian Ocean.

The Suez Canal connects the

  1. Atlantic Ocean and the Pacific Ocean

  2. Mediterranean Sea and the Atlantic Ocean

  3. Red Sea and the Mediterranean Sea

  4. Red Sea and the Indian Ocean


Correct Option: C
Explanation:

Option (3) is the correct answer. 

Sea tides are caused by

  1. revolution of Earth

  2. rotation of Earth

  3. combined effects of gravitational forces exerted by moon, sun and rotation of Earth

  4. wind over the ocean


Correct Option: C
Explanation:

Tides are the rise and fall of sea level caused by the combined effects of gravitational forces exerted by the moon, sun and rotation of Earth.

In which of the following regions is the salinity of oceans highest?

  1. Polar region

  2. Tropical region

  3. Sub-tropical region

  4. Equatorial region


Correct Option: C

The saltiest sea in the world is

  1. Red Sea

  2. Arabian Sea

  3. Caribbean Sea

  4. Dead Sea


Correct Option: D

The International Date Line passes through

  1. Malacca Strait

  2. Gibraltar Strait

  3. Bering Strait

  4. None of these


Correct Option: C

Which of the following currents is a warm ocean current?

  1. Kuroshio

  2. Peruvian

  3. Labrador

  4. Canary


Correct Option: A

The average time interval between two high tides is

  1. 12 hours and 25 minutes

  2. 6 hours and 12 minutes

  3. 24 hours and 52 minutes

  4. 50 minutes


Correct Option: A

In which of the following continents is the Dead Sea situated?

  1. Europe

  2. Australia

  3. Asia

  4. Africa


Correct Option: C
Explanation:

Correct Answer: Asia

What would happen to oceanic water if the moon comes nearer to the earth?

  1. Fall of temperature of oceanic water

  2. Stopping of oceanic currents

  3. Rise of the sea level

  4. Increase in the height of oceanic tides


Correct Option: D

Which of the following is the deepest oceanic trench?

  1. Tonga

  2. Mariana

  3. Japan

  4. Kermadec


Correct Option: B

We generally measure the depth of the sea in

  1. feet

  2. fathoms

  3. metres

  4. nautical miles


Correct Option: B
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