OCEANOGRAPHY 90 Important MCQS Part 3 FOR NTA UGC NET
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Q.31. In which year Titanic ship sunk in North Atlantic Ocean
(A) 1910
(B) 1912
(C) 1914
(D) 1918
Answer: B
Explanation:
RMS Titanic was a British passenger liner operated by the White Star Line that sank in the North Atlantic Ocean on 15 April 1912, after striking an iceberg during her maiden voyage from Southampton to New York City.
Route of Titanic ship
Q.32. The major cause of Titanic ship sinking in North Atlantic Ocean was
(A) Due to oceanic high cyclone
(B) Due to engine problem of the ship
(C) Due to Tsunami in the ocean
(D) Collision with an iceberg
Answer: D
Explanation:
Q.33. The Bermuda Triangle or Devil’s Triangle lies on
(A) South Pacific Ocean
(B) North Atlantic Ocean
(C) North Pacific Ocean
(D) South Atlantic Ocean
Answer: B
Explanation:
Bermuda Triangle
Q.34. What is Diatoms?
(A) Microscopic Phytoplankton’s
(B) Microscopic Zooplanktons
(C) A Green mud in the ocean
(D) A precious oceanic sediment
Answer: A
Explanation:
Q.35. Diatom ooze is very frequently found at greater depth in
(A) Low Latitudes
(B) Mid Latitudes
(C) High Latitudes
(D) Equator
Answer: C
Explanation:
Q.36. The S-shape bottom reliefs are found in
(A) Pacific Ocean
(B) Atlantic Ocean
(C) Indian Ocean
(D) Arctic Ocean
Answer: B
Explanation:
Atlantic Ocean
Q.37. The difference between high tide water and low tide water is called
(A) Tidal Bulge
(B) Tidal Waves
(C) Tidal Bore
(D) Tidal Range
Answer: D
Explanation:
Tidal Range
Q.38. Match List-I with List-II from the codes given below
| List-I | List-II |
| A. Perigee | 1. Measurement of depth of ocean below sea level |
| B. Apogee | 2. Farthest distance between the moon and the earth |
| C. Hypsometry | 3. Measurement of earth’s elevation above sea level |
| D. Bathymetry | 4. Nearest distance between the moon and the earth |
Code:
| A | B | C | D | |
| A. | 3 | 2 | 4 | 1 |
| B. | 1 | 3 | 2 | 4 |
| C. | 4 | 2 | 3 | 1 |
| D. | 4 | 2 | 1 | 3 |
Answer: C
Explanation:
Q.39. The largest tide occurs in the world in
(A) Persian Gulf
(B) Bay of Fundy
(C) Gulf of Mexico
(D) Gulf of California
Answer: B
Explanation:
The highest tides in the world occur in the Bay of Fundy in Nava Scotia, Canada.
Tidal bulge is 15-16 m, because there are two high tides and two low tides every day (roughly a 24-hour period); then a tide must come in within about a six-hour period.
| Bay of Fundy |
Q.40. The highest tide occurs in India is near
(A) Malabar Coast
(B) Andhra Coast
(C) Tamil Nadu Coast
(D) Okha in Gulf of Kutch
Answer: D
Explanation:
Okha
Q.41. Match List-I and List-II and select the answer from the given below
| List-I | List-II |
| A. Syzygy | 1. The position of the earth in between the Sun and the moon |
| B. Conjunction | 2. The position of sun, the earth and the moon in Right angle |
| C. Opposition | 3. The sun and the moon are one side of the Earth |
| D. Quadrature | 4. The position of the sun, the moon and the earth a Straight line |
Code:
| A | B | C | D | |
| A. | 3 | 4 | 2 | 1 |
| B. | 4 | 3 | 1 | 2 |
| C. | 4 | 3 | 2 | 1 |
| D. | 2 | 1 | 3 | 4 |
Answer: B
Explanation:
Q.42. Match List-I with List-II and select the correct answer from the given below
| List-I
(Theories of Origin of Tides) |
List-II
(Pro-founder) |
| A. Equilibrium Theory | 1. G.B. Airy |
| B. Dynamical Theory | 2. R.A. Harris |
| C. Progressive Wave Theory | 3. Isaac Newton |
| D. Canal Theory | 4. Laplace |
| E. Stationary Wave Theory | 5. William Whewell |
Code:
| A | B | C | D | E | |
| A. | 5 | 1 | 2 | 4 | 3 |
| B. | 2 | 1 | 5 | 4 | 3 |
| C. | 3 | 4 | 2 | 1 | 5 |
| D. | 3 | 4 | 5 | 1 | 2 |
Answer: D
Explanation:
Equilibrium Theory (1687) – Isaac Newton
Dynamical Theory (1755) – Laplace
Progressive Wave Theory (1833) – William Whewell
Canal Theory (1842) – G.B. Airy
Stationary Wave Theory (1904)- R.A. Harris
Q.43. The Echo sounder instrument measures the
(A) The density of sea water
(B) The depth of the ocean water
(C) Salinity of Ocean Water
(D) Quality of Ocean Water
Answer: B
Explanation:
Q.44. A Nautical mile is equal to
(A) 1.528 Meters
(B) 1.825 Meters
(C) 1.786 Meters
(D) 1.852 Meters
Answer: D
Explanation:
Q.45. Which of the following seas has the highest salinity
(A) Arabian Sea
(B) Baltic Sea
(C) Dead Sea
(D) Black Sea
Answer: C
Explanation:
Dead Sea (West Asia) – 250 ‰
Dead Sea