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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.

What Is Thermocline?

Answer»

The layer of water in the oceans and lakes that SEPARATES the warmer SURFACE layer from the DEEPER colder layer is CALLED THERMOCLINE.

The layer of water in the oceans and lakes that separates the warmer surface layer from the deeper colder layer is called Thermocline.

2.

Which One Among The Following Best Explains The Reason For The Eastern And Western Boundaries Of The Pacific Ocean Experiencing Frequent Earthquake?

Answer»

These MARGINS COINCIDE with the PLATE margins.

These margins coincide with the plate margins.

3.

The Busiest And The Most Important Sea Route Of The World Is_____?

Answer»

NORTH ATLANTIC SEA ROUTE.

North Atlantic Sea Route.

4.

Dead Sea Is Situated In_____?

Answer»

A RIFT VALLEY.

A rift valley.

5.

The Canal Joining Baltic Sea To North Sea Is?

Answer»

KIEL CANAL.

Kiel Canal.

6.

Where Is The Dogger Bank, Which Is A Major Fishing Area Located?

Answer»

NORTH SEA.

North Sea.

7.

What Is The Proportion Of Landmass Of The Ocean Floor Plotted Against The Given Datum Line Called ?

Answer»

Hypsographic CURVE.

Hypsographic curve.

8.

What Is Ninety East Ridge?

Answer»

There is a submarine RIDGE in the BAY of Bengal is called NINETY east ridge.

There is a submarine ridge in the Bay of Bengal is called Ninety east ridge.

9.

Which Is The Largest Gulf In The World ?

Answer»

The GULF of MEXICO.

The Gulf of Mexico.

10.

Which Is The Largest Sea In The World ?

Answer»

SOUTH CHINA SEA.

South China Sea.

11.

The Caspian Sea, The Largest Inland Sea Or Lake In The World , Is Located?

Answer»

PARTLY in EUROPE and partly in ASIA.

Partly in Europe and partly in Asia.

12.

The Greatest Known Ocean Depth Is ?

Answer»

11033 METRE.

11033 metre.

13.

What Is A Coastal Plains ?

Answer»

COASTAL PLAINS is CREATED by continental shelf EXPOSED by emergence.

Coastal plains is created by continental shelf exposed by emergence.

14.

Delta Shore Line Is---- ?

Answer»

BUILT of MATERIAL BROUGHT out of STREAM SYSTEM.

built of material brought out of stream system.

15.

Groin Is--------- ?

Answer»

SIMPLY a wall BUILT at RIGHT angles to the SHORELINES.

simply a wall built at right angles to the shorelines.

16.

Fiord Originate As A Result Of ____

Answer»

GLACIAL EROSION.

Glacial erosion.

17.

Drift Plain Are Formed By ?

Answer»

DEPOSITS of CONTINENTAL GLACIATIONS.

Deposits of continental glaciations.

18.

Spring Tide Means____?

Answer»

HIGHER HIGH TIDE, higher LOW tide.

higher high tide, higher low tide.

19.

Salinity Of Sea Water Refers To The Salt Content Expressed In Terms Of Gram Per Kilograms. The Average Salt Content Is ?

Answer»

35%.

35%.

20.

Neap Tides Occur During ______?

Answer»

FIRST and THIRD QUARTER.

First and third quarter.

21.

Oozes Are Associated With___?

Answer»

PELAGIC DEPOSITS.

Pelagic deposits.

22.

Abundant Organic Life Is Present In_____?

Answer»

ZONE of UPWELLING of COLD WATER.

Zone of upwelling of cold water.

23.

Benthos Is The Name Given To A Those Organisms Which Live____?

Answer»

At the BOTTOM of the OCEAN.

At the bottom of the ocean.

24.

Pelagic Deposits Are In The Form Of Liquid Mud Known As Ooze Found?

Answer»

on the DEEP OCEAN FLOOR.

on the deep ocean floor.

25.

Radiolarian Oozes Occur In The Depths Of ?

Answer»

2000 to 5000 FATHOMS.

2000 to 5000 fathoms.

26.

Pelagic Deposits Are Mainly Found Below The Depth Of:

Answer»

600 FATHOMS.

600 fathoms.

27.

Pelagic Deposits Consists Of :

Answer»

ORGANIC OOZE MATERIALS.

Organic ooze materials.

28.

The Deepest Ocean In The World Is: ____?

Answer»

The PACIFIC OCEAN.

The Pacific Ocean.

29.

Current Which Flow From Lower Latitudes To Higher Latitudes Are ____?

Answer»

WARM CURRENT.

Warm Current.

30.

Periodic Movement Of The Sea Water Is Known As____?

Answer»

Tides.

Tides.

31.

Which Is A Cool Current_____?

Answer»

HUMBOLDT CURRENT.

Humboldt current.

32.

Which Is A Warm Current?

Answer»

GULF STREAM.

Gulf stream.

33.

A Submarine Mountain Rising More Than 1000 Meters Above The Ocean Floor Is Known As___?

Answer»

SEA MOUNT.

Sea mount.

34.

The Coastline Formed By The Submergence Of Mountain Ridges Running Parallel To The Coast Is Known As ___?

Answer»

Dalmation COAST.

Dalmation coast.

35.

The Largest Reserves Of Fresh Water On The Earth S Surface In____?

Answer»

NORTH AMERICA.

North America.

36.

Which Is The Smallest Among The Following Water Bodies ?

Answer»

JAPAN SEA.

Japan Sea.

37.

Which Of The Following Oceans Does Not Have A North South Submarine Ridge?

Answer»

PACIFIC OCEAN.

Pacific Ocean.

38.

Which Of The Following Is A Continental Shelf Sea_____?

Answer»

RED SEA.

Red sea.

39.

The Challenger Rise Is Located In ___?

Answer»

The ATLANTIC OCEAN.

The Atlantic Ocean.

40.

The Portion Of The Earths Surface Covered With Water Is Roughly ____?

Answer»

TWO - THIRD.

Two - third.

41.

Tidal Range Denotes The ____?

Answer»

DIFFERENCE between HIGH and LOW TIDE.

difference between high and low tide.

42.

Which One Of The Following Is The Tide Produced As A Consequence Of Moon And Sun Pulling The Earth In The Same Direction?

Answer»

HIGH TIDE.

High tide.

43.

Major Source Of Oceanic Salinity Is____?

Answer»

ASH from VOLCANOES.

Ash from Volcanoes.

44.

Average Salinity Of Water Of Arabian Sea Is?

Answer»

35 PPT.

35 ppt.

45.

Which One Of The Following Is A Warm Ocean Current ?

Answer»

EAST AUSTRALIAN CURRENT.

East Australian current.