CDS 1 2024 Strategic100 : Day 20| GK- Oceanography

1) Question

For a person who does not know swimming, which of the following sea would be the safest for him in case he accidentally falls into the sea from the ship?

Arabian Sea

Dead Sea

Black Sea

Caspian Sea

2) Question

In which of the following geologic processes do tectonic plates split apart from each other?

Volcano formation

Seafloor spreading

Seafloor formation

Seafloor contraction

3) Question

Which of the following is not a major cause of Tsunami?

Deep-sea earth-quake

Volcanic activity

Landslide

Periodic wind

4) Question

Which of the following region is most favorable for fishing?

Region of low tide

Mixing region or cold and warm current

Open sea surface

Deep sea plain

5) Question

Consider the following statements regarding the spring tides:

1. During spring tide, the sun, the moon and the earth are in a straight line.

2. The height of the tide will be higher during spring tide.

3. Spring tides occur twice a month.

How many of the above statements is/are correct?

None

6) Question

Ocean Currents occur in Oceans and Seas due to which of the following?

1. Atmospheric circulation on the earth

2. Influence of insolation

3. Temperature difference and salinity difference

Select the correct answer using the code given below.

1 and 2 only

3 only

2 and 3 only

1, 2 and 3

7) Question

Identify the ocean current on the basis of the following characteristics:

1. It is a branch of Antarctic Circumpolar Current.

2. It is also known as Malvinas Current.

3. This cold current mixes with warm Brazil current and form Brazil-Malvinas Confluence Zone which is responsible for the region’s temperate climate.

Select the correct answer using the code given below:

Canary Current

Eastern Greenland Current

Benguela Current

Falkland Current

8) Question

Which one of the following ocean currents does not occur in the Atlantic Ocean?

Peru current

Canary current

Gulf stream

Brazil current

9) Question

Match List I with List II :

List I(Relief Features) List II (Name of Oceans)

(A) Puerto Rico deep (I) Pacific Ocean

(B) Sunda Trench (II) Atlantic Ocean

(D) Point Barrow (IV) Arctic Ocean

Choose the correct answer from the options given below :

(A) - (I), (B) - (II), (C) - (III), (D) - (IV)

(A) - (IV), (B) - (III), (C) - (II), (D) - (I)

(A) - (II), (B) - (III), (C) - (I), (D) - (IV)

(A) - (III), (B) - (IV), (C) - (I), (D) - (II)

10) Question

Inversion of temperature in the atmosphere usually occurs during:

Rainy nights with convection currents

Winter nights with turbulent air

Summer nights with mild air movements

Winter nights with clear skies and still air