OCEANOGRAPHY PYQS 2018 UGC NET FREE MOCK TEST

Q.1. The subsidence theory related to the coral reef was propounded by: (UGC NET JULY 2018)

(1) Davis

(2) Darwin

(3) Dally

(4) Dana

Q.2. Which of the following scholars is the proponent of the turbidity current theory on origin of submarine canyons? (UGC NET JULY 2018)

(1) Salin

(2) Gregory

(3) Daly

(4) Harry Hen

Q.3. Match the List-I with List - II and select the correct answer from the code given below: (UGC NET JULY 2018)

 List-I 

(Ocean Trench)

(a) Tonga

(b) Kuril Kamchatka

(c) Philippine

(d) Romanche

List-II

(Depth in meters)

(i) 7760

(ii) 10540

(iii) 10880

(iv) 10500

Code:

     (a)   (b)   (c)  (d)

(1)  i      ii     iii   iv

(2) iii    iv     ii    i

(3) iv    iii     i     ii

(4)  ii     i     iv    iii

Q.4. Which one of the following sequences is the correct one in a littoral zone from land to sea? (UGC NET JULY 2018)

(1) Backshore, Foreshore, Nearshore, Offshore

(2) Foreshore, Backshore, Nearshore, Offshore

(3) Offshore, Nearshore, Foreshore, Backshore

(4) Nearshore, Offshore, Backshore, Foreshore

Q.5. Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Select your answer from the code given below: (UGC NET JULY 2018)

Assertion (A): In low latitudes, sea water in the deep cold zone does not freeze.

Reason (R): The deep sea water does not remain under intense pressure because of its high salinity.

Code:

(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 a correct explanation of (A).

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

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

Q.6. Which one of the followings is the correct average range of worldwide variations is sea water salinity? (UGC NET JULY 2018)

(1) 34% to 37%

(2) 27% to 29%

(3) 37% to 39%

(4) 21% to 26%

Q.7. Match List I with List II and choose the correct answer from the code given below (UGC NET DEC 2018)

List I (Mid-Ocean Ridge)

(a) Carlsberg Ridge

(b) Mid-Atlantic Ridge

(c) East Pacific Rise

(d) Antarctic Ridge

List II (Ocean)

(i) Pacific Ocean

(ii) Antarctic Ocean

(iii) Indian Ocean

(iv) Atlantic Ocean

Code:

(1). (a)-iii, (b)-(ii), (c)-(i), (d)-(iv)

(2). (a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)

(3). (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)

(4). (a)-(iii), (b)-(iv), (e)-(i), (d)-(ii)

Q.8. Which one of the following is responsible for Global Change in the sea-level? (UGC NET DEC 2018)

(1) Isostatic

(2) Climatic

(3) Eustatic

(4) Diastrophic

Q.9. Which one of the following coasts has narrow continental shelf? (UGC NET DEC 2018)

(1) Northern Australia

(2) China

(3) Canada

(4) Western coast of South America

Q.10. Which one of the following marine features is not supporting for speedy growth of coral reefs? (UGC NET DEC 2018)

(1) Around a lagoon

(2) Near to small channel

(3) Close to island shore

(4) Guyots and seamounts