Tag: landforms of the earth and internal forces

Questions Related to landforms of the earth and internal forces

Which one among the following is responsible for the expansion of water in the ocean?

  1. Carbon dioxide

  2. Nitrogen dioxide

  3. Carbon monoxide

  4. Sulphur dioxide


Correct Option: A

This item consists of two statements I and II.
Statement I : The Kuroshio is a warm North-flowing ocean current on the West side of the North Pacific Ocean. 
Statement II : Presence of a number of volcanoes at the bottom of the sea of Japan is responsible for the Kuroshio becoming warm.


Examine these two statements carefully and select the answer to the item using the code given below.

  1. Both the statements are individually true and Statement II is the correct explanation of Statement I.

  2. Both the statements are individually true, but Statement II is not the correct explanation of Statement I.

  3. Statement I is true, but Statement II is false.

  4. Statement I is false, but Statement II is true.


Correct Option: A

Which one among the following sequences of water bodies, from lower to higher salinity concentration, is correct?

  1. Gulf of California-Baltic Sea-Red Sea-Arctic Sea

  2. Baltic Sea-Arctic, Sea-Gulf of California-Red Sea

  3. Red Sea-Gulf of California-Arctic Sea-Baltic Sea

  4. Arctic Sea-Gulf of California-Baltic Sea-Red Sea


Correct Option: B

The time it takes for the crests (or troughs) of two successive waves to pass a given point is known as the _________.

  1. wave period

  2. wave celerity

  3. wave form

  4. wave height


Correct Option: A

Which one of the following statements is not correct about the Indian ocean?

  1. It can be considered as only half an ocean.

  2. Linear deeps are almost absent.

  3. The average depth of the Indian ocean is 4000 m.

  4. The floor of the Indian ocean has much more irregularities in comparison to the other two, Pacific and Atlantic oceans.


Correct Option: D

Consider the following statements
1. The annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean.
2. The annual range of temperature is greater in the Northern hemisphere than that in the Southern hemisphere.

Which of the statements given above is/are correct?

  1. Only 1

  2. Only 2

  3. Both 1 and 2

  4. Neither 1 nor 2


Correct Option: B

Which one among the following best explains the reason for the Eastern and Western boundaries of the Pacific Ocean experiencing frequent earthquake?

  1. There are deep ocean trenches along these margins

  2. High mountain stretch along the continental margins adjacent to this ocean

  3. These margins coincide with the plate margins

  4. The currents of the vast Pacific Ocean continue to dash against the continental margins


Correct Option: C

Which one of the following factors is responsible for change in the regular direction of the ocean currents in the Indian Ocean?

  1. Indian Ocean is half an ocean

  2. Indian Ocean has Monsoon drift

  3. Indian Ocean is a land-locked ocean

  4. Indian Ocean has greater variation in salinity


Correct Option: B

Which one among the following is a cold ocean current?

  1. Canary Current

  2. Brazil Current

  3. Gulf Stream

  4. Kuroshio Current


Correct Option: A

Which of the following currents is located near the coastline of Philippines and China?

  1. Oyashio current

  2. Kuroshio current

  3. Canary current

  4. Benguela current


Correct Option: B