OCEANOGRAPHY PYQS 2014 UGC NET FREE MOCK TEST

Q.1. Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Select your answer from the codes given below: (UGC NET JUNE 2014)

Assertion (A): Oceanic salinity is low in the equatorial region

Reason (R): Equatorial region is characterized by heavy rainfall, cloudiness and humidity.

Codes:

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

(B) Both (A) and (R) are true and (R) is not correct explanation of (A).

(C) (A) is true but (R) is false.

(D) (A) is false but (R) is true.

Q.2. The vertical movement of cold water from deeper oceanic layers to replace warmer surface water is called as (UGC NET JUNE 2014)

(A) Turbidity

(B) Emergence

(C) Upwelling

(D) Halocline

Q.3. Which one of the following types of sea floor sediments includes calcareous and siliceous oozes?  (UGC NET JUNE 2014)

(A) Fluvial

(B) Terrigenous

(C) Biogenous

(D) Hydrogenous

Q.4. The average depth of ‘equatorial-counter’ current is (UGC NET DEC 2014)

(A) 50 m

(B) 100 m

(C) 150 m

(D) 200 m

Q.5. The Gulf Stream and the Kuroshio Current move forcefully northward as a result of (UGC NET DEC 2014)

(A) Western intensification

(B) Eastern intensification

(C) Northern intensification

(D) Southern intensification

Q.6. Which of the two following cyclones did occur in India in 2014? (UGC NET DEC 2014)

(i) Hudhud

(ii) Phailin

(iii) Nilopher

(iv) Lehar

(1) i and ii

(2) i and iii

(3) ii and iii

(4) iii and iv

Q.7. Which of the following is a cold current? (UGC NET DEC 2014)

(1) Brazil current

(2) Gulf stream

(3) Benguela current

(4) Agualhas current

Q.8. The term “brine” is applicable to (UGC NET DEC 2014)

(1) Arabian Sea

(2) Baltic Sea

(3) China Sea

(4) Sargasso Sea

Q.9. Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Select your answer from the codes given below: (UGC NET DEC 2014)

Assertion (A): The Sahara Desert enjoys a dry climate.

Reason (R): The eastern side of ocean in sub-tropics along with cold oceanic current.

Codes:

(1) Both (A) and (R) are true, and (R) is the correct explanation of (A).

(2) Both (A) and (R) are true, but (R) is not correct explanation of (A).

(3) (A) is true, but (R) is false.

(4) (A) is false, but (R) is true.

Q.10. The Challenger Expedition of 1874 was headed by the country: (UGC NET DEC 2014)

(1) United States of America

(2) United Kingdom

(3) U.S.S.R.

(4) India

Q.11. Which one of the following marine ecosystems has the highest primary production? (UGC NET DEC 2014)

(1) Open seas

(2) Tidal estuaries

(3) Continental shelves

(4) Algae beds and reefs