Hydrosphere Geography : Top 100 GK MCQ With Free Exam Geography SET :-11

Q21. Sargasso sea is located in __

(A) North Pacific Ocean
(B) North Atlantic Ocean
(C) North Sea
(D) South Atlantic Ocean

Answer: North Atlantic Ocean

Q22. Which of the following rivers falls into the Atlantic Ocean ?

1. Orinoco

2. Danube

3. Amazon

4. Congo

(A) 1, 2 and 3
(B) 1, 3 and 4
(C) 2, 3 and 4
(D) 1, 2 and 4

Answer: 1, 3 and 4

Q23. The average salinity of the sea water is __ parts per thousand.

(A) 25
(B) 35
(C) 50
(D) 60

Answer: 35

Q24. Where is world’s deepest trench “Mariana Trench” located ?

(A) In Indian Ocean
(B) In Atlantic Ocean
(C) In Arctic Ocean
(D) In Pacific Ocean

Answer: In Pacific Ocean

Q25. Of the following the busiest oceanic trade route is __

(A) Cape route
(B) North Atlantic route
(C) Panama canal
(D) Suez canal

Answer: North Atlantic route

Q26. When water freezes in the polar seas the salts __

(A) Form a layer on top
(B) Remain in the subsurface water that does not freeze
(C) Sink to the bottom
(D) Partly freeze and partly sink to the bottom

Answer: Remain in the subsurface water that does not freeze

Q27. The tides in the Sea are primarily due to

(A) The atmospheric effect of the Earth
(B) The gravitational effect of Venus on the Earth
(C) The gravitational effect of the Sun on the Earth
(D) The gravitational effect of the Moon on the Earth

Answer: The gravitational effect of the Moon on the Earth

Q28. A ship met with an accident at 30ºC and 35ºN. The ship was sailing in the __

(A) Baltic Sea
(B) Black Sea
(C) Mediterranean Sea
(D) Red Sea

Answer: Mediterranean Sea

Q29. In which river is “Grand canyon”?

(A) Mississippi
(B) Colorado
(C) Columbia
(D) Ohara

Answer: Colorado

Q30. Which one of the following is not a landform which results due to rejuvenation of a river ?

(A) Incised meander
(B) Knick point
(C) Oxbow lake
(D) Rive terrace

Answer: Oxbow lake