question_answer 1)
What is the correct sequence of the following oceans in descending order of their areas?
A)
Indian Ocean, Arctic Ocean, Atlantic Ocean and Pacific Ocean done
clear
B)
Arctic Ocean, Atlantic Ocean, Indian Ocean and Pacific Ocean done
clear
C)
Atlantic Ocean, Pacific Ocean, Arctic Ocean and Indian Ocean done
clear
D)
Pacific Ocean, Atlantic Ocean, Indian Ocean and Arctic Ocean done
clear
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question_answer 2)
What is the correct sequence of features on the sea floor starting from the coast to greater depths?
A)
Continental shelf, continental slope, continental rise, abyssal plain done
clear
B)
Abyssal plain, continental rise, continental slope, continental shelf done
clear
C)
Continental slope, continental rise, abyssal plain, continental shelf done
clear
D)
Continental rise, continental slope, continental shelf, abyssal plain done
clear
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question_answer 3)
Consider the following pairs:
List I (Sea) List II (Ocean) 1. Kara Sea Atlantic Ocean 2. Baltic Sea Arctic Ocean 3. Weddell Sea Southern Ocean 4. Coral Sea Pacific Ocean
Which of the above pairs are correctly matched?
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
3 and 4 only done
clear
D)
None done
clear
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question_answer 4)
Match List I with List II and select the correct answer using the codes given below:
List I (Sea) List II (Country) A. Black Sea 1. Bulgaria B. Red Sea 2. China C. Yellow Sea 3. Eritrea D. Caspian Sea 4. Kazakhstan
A)
A-1 B-2 C-4 D-3 done
clear
B)
A-2 B-3 C-1 D-4 done
clear
C)
A-1 B-3 C-2 D-4 done
clear
D)
A-2 B-4 C-1 D-3 done
clear
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question_answer 5)
Consider the following statements regarding continental shelves
1. They have gentle slope and they extend up to 200m depth. 2. They are quite wide where mountains are close and parallel to the coast. 3. They are narrow where there are wide plains near the coast. 4. The widest continental is off the Arctic coast of Siberia.
A)
1 and 2 are true done
clear
B)
2 and 3 are true done
clear
C)
3 and 4 are true done
clear
D)
1 and 4 are true done
clear
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question_answer 6)
Consider the following statements:
1. Continental shelf is that part of the continents which has submerged under the sea 2. Continental shelves can be a great source of minerals in the world 3. Continental shelves are devoid of any form of plant and animal life 4. Width of the continental shelves in inversely proportional to their slope
Which of the above statements are correct?
A)
1 and 2 only done
clear
B)
1, 2 and 3 only done
clear
C)
1, 2 and 4 only done
clear
D)
1, 2, 3 and 4 done
clear
View Solution play_arrow
question_answer 7)
Consider the following statements regarding continental shelves:
1. They can extend up to a depth of 100 fathoms. 2. They extend between coast and continental slope. 3. They cover more than 10 per cent of the sea surface area. 4. Maximum width of the continental shelf is found in the Atlantic Ocean.
Which of the above statements are correct?
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
1,2 and 3 only done
clear
D)
1, 2, 3 and 4 done
clear
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question_answer 8)
Consider the following oceans
1. Pacific Ocean 2. Atlantic Ocean 3. Indian Ocean
Which of the following is the correct descending order with respect to the percentage of area covered by continental shelves to the total area in individual oceans?
A)
1, 2, 3 done
clear
B)
2, 1, 3 done
clear
C)
1, 3, 2 done
clear
D)
3, 2, 1 done
clear
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question_answer 9)
Consider in following statements regarding continental slope.
1. It is an area of steep slope between continental shelf and deep sea plain 2. It is a part of the continental margin covered by the ocean water. 3. Continental slopes may have deep sea fan at its base.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
3 only done
clear
D)
1,2 and 3 done
clear
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question_answer 10)
Consider the following oceans with respect to extent of continent slopes
A)
Atlantic Ocean, Indian Ocean and Pacific Ocean done
clear
B)
Pacific ocean, Atlantic Ocean and Indian Ocean done
clear
C)
Atlantic ocean, Pacific Ocean and Indian Ocean done
clear
D)
Indian ocean, Atlantic Ocean and Pacific Ocean Which of the above is the correct sequence in descending order of percentage of area occupied by continental slopes in the respective oceans? done
clear
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question_answer 11)
Consider the following statements regarding continental slopes
1. They have an average slope of \[{{4.3}^{o}}\] 2. Their average depth varies from 200 to 2000 m. 3. The maximum extension of continental slope is found between \[{{20}^{o}}N\] and \[{{50}^{o}}N\] latitudes and on \[{{80}^{o}}N\] and \[{{70}^{o}}N\] latitudes 4. They are characterized by extensive marine deposits
Which of the above statements are correct?
A)
1, 2 and 4 only done
clear
B)
1, 2 and 3 only done
clear
C)
2, 3 and 4 only done
clear
D)
1, 2, 3 and 4 done
clear
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question_answer 12)
Consider the following pairs
List I List II (Ocean Floor Feature) (Percentage of Ocean Area) 1. Continental Shelves 7.6 2. Continental Slopes 8.5 3. Abyssal plains 75.9
Which of the above pairs are correctly matched?
A)
3 only done
clear
B)
2 and 3 only done
clear
C)
1 and 3 only done
clear
D)
1,2 and 3 done
clear
View Solution play_arrow
question_answer 13)
Consider the following statements:
1. Seamounts are isolated steep submarine hills 2. The Andaman and Nicobar Islands are parts of seamounts projecting above the sea level.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 14)
Which of the following statements is not correct?
A)
Generally continental shelves are wider in front of river mouths done
clear
B)
Geologically continental slope is a part of oceanic crust done
clear
C)
Beyond the continental shelf and continental slope, there is continental rise done
clear
D)
Mid oceanic ridges are the result of spreading of sea floor. done
clear
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question_answer 15)
Match list I with list II
List I List II (Islands) (Location) A. Masshal 1. South Pacific Ocean B, Tonga 2. North Pacific Ocean C. Cape Verde 3. North Atlantic Ocean D. Crozet 4. South Indian Ocean
A)
A-2 B-1 C-3 D-4 done
clear
B)
A-1 B-2 C-3 D-4 done
clear
C)
A-3 B-4 C-2 D-1 done
clear
D)
A-4 B-3 C-1 D-2 done
clear
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question_answer 16)
Match list I with list II and select correct answer using the codes given below
List I List II (Ocean Trench) (Ocean) A. South Sandwich 1. Southern Ocean B. Aleutian Trench 2. South Pacific Ocean C. Kermadec Trench 3. North Pacific D. Sunda Trench 4. South Indian Ocean
A)
A-1 B-3 C-2 D-4 done
clear
B)
A-3 B-1 C-4 D-2 done
clear
C)
A-2 B-4 C-3 D-1 done
clear
D)
A-4 B-2 C-1 D-3 done
clear
View Solution play_arrow
question_answer 17)
Consider the following names of the oceans
1. Atlantic Ocean 2. Indian Ocean 3. Pacific Ocean
Which of the following sequences is correct with respect to number of deeps located in each ocean?
A)
1, 2 and 3 done
clear
B)
2, 3 and 1 done
clear
C)
3, 1 and 2 done
clear
D)
3, 2 and 1 done
clear
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question_answer 18)
Consider the following statements.
1. Most of the ocean trenches are found in the eastern and western parts of the Pacific Ocean and they are seldom found in the middle ocean region. 2. Most of the trenches are curved, with concave side facing the open ocean.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 19)
Which of the following statements is not correct?
A)
Kepmadec Trench lies in South Indian Ocean. done
clear
B)
Aleutian Trench is located in the south of the Bering Sea. done
clear
C)
Peru Trench has been formed by subduction of Nazca Plate below South American plate. done
clear
D)
Sunda Trench lies to the south of equator done
clear
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question_answer 20)
Which of the following combination is wrong? Plateau
A)
Telegraph Plateau : Indian Ocean done
clear
B)
Cocoa ridge : Pacific Ocean done
clear
C)
Wolvis ridge : Atlantic Ocean done
clear
D)
Agulhas basin : Indian Ocean done
clear
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question_answer 21)
Match list I with list II and select the correct answer using the codes given below.
List I List II A. Welvis Ridge 1. North Atlantic Ocean B. Wyville Thomsan Ridge 2. South Atlantic Ocean C. Clarion Fracture zone 3. Indian Ocean D. Cocos-Keeling Basin 4. North Pacific Ocean
A)
A-2 B-1 C-3 D-4 done
clear
B)
A-1 B-2 C-4 D-3 done
clear
C)
A-3 B-4 C-1 D-2 done
clear
D)
A-4 B-3 C-2 D-1 done
clear
View Solution play_arrow
question_answer 22)
Consider the following oceans of the world
1. Pacific Ocean 2. North Atlantic Ocean 3. South Atlantic Ocean 4. Indian Ocean 5. Southern Ocean 6. Arctic Ocean
Which is the correct sequence of these oceans according to descending order of their average depths?
A)
1, 2, 3, 4, 5, 6 done
clear
B)
2, 4, 5, 1, 3, 6 done
clear
C)
4, 3, 1, 2, 6, 5 done
clear
D)
3, 4, 2, 1, 5, 6 done
clear
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question_answer 23)
Consider the following statements
1. Ramanche Gap divides the Mid Pacific Ridge into two parts. 2. Cape Verde Basin lies in North Atlantic Ocean between Mid-Atlantic Ridge and Africa
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 24)
Consider the following statements
1. Canyons facing see the river mouths are usually long but have gentle gradient 2. Canyons located near islands are quite deep
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 25)
Which of the following statements is wrong?
A)
Seamounts are isolated volcanic hills on the sea floor done
clear
B)
Guyots are flat topped hills done
clear
C)
Deep sea plains cover the maximum area of the ocean floors done
clear
D)
The largest number of islands is found in the Atlantic Ocean done
clear
View Solution play_arrow
question_answer 26)
Consider the following statements
1. Yellow Sea lies between China and Japan 2. Adriatic Sea lying between Italy and Greece is an example of deep marginal sea
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 27)
Which of the following statements is not correct?
A)
Wyevale Thomson Ridge lies between British Isles and Ireland. done
clear
B)
Walvis Ridge is located along the Brazilian coast done
clear
C)
Albatross Plateau is a part of Equatorial Pacific Ocean done
clear
D)
Amsterdam St. Paul Plateau lies in South Indian Ocean done
clear
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question_answer 28)
The northern and the southern parts of the Mid Atlantic Ridge are respectively known as:
A)
Dolphin Ridge and Challenger Ridge done
clear
B)
Challenger Ridge and Walvis Ridge done
clear
C)
Dolphin Ridge and Wyville Thomson ridge done
clear
D)
Walvis Ridge and Wyville Thomson Ridge done
clear
View Solution play_arrow
question_answer 29)
Match List I with List II and find out the correct answer using the codes given below:
List I List II (Feature) (Location) Bromley Plateau 1. South Atlantic Ocean B. Socotra-Chagos Ridge 2. North Indian Ocean C. Cape Verde Basin 3. North Atlantic Ocean D. Emperor Seamounts 4. North Pacific Ocean
A)
A-1 B-2 C-3 D-4 done
clear
B)
A-2 B-3 C-4 D-1 done
clear
C)
A-4 B-2 C-1 D-3 done
clear
D)
A-3 B-1 C-2 D-4 done
clear
View Solution play_arrow
question_answer 30)
Match list I with list II and find out the correct answer by using the codes given below.
List I (Feature) List II (Location) A. Natal Basin 1. S.W. of Madagascar B. Sierra Leone Basin 2. Between \[{{0}^{o}}\]to\[{{10}^{o}}N\] and \[{{10}^{o}}\]to\[{{20}^{o}}W\] C. Albatross plateau 3. East Tropical Pacific Ocean D. Murray seas carp 4. Off the west coast of North America
A)
A-1 B-2 C-3 D-4 done
clear
B)
A-3 B-4 C-1 D-2 done
clear
C)
A-2 B-3 C-4 D-1 done
clear
D)
A4 B-1 C-2 D-3 done
clear
View Solution play_arrow
question_answer 31)
Consider the following statements?
1. Submarine canyons are so called because they resemble river canyons on the continents 2. They look like long V-shaped valleys with steep sides. 3. They have tributaries similar to those of river cut canyons on land 4. Most of the canyons are formed by continental rifting
Which of the above statements are not correct?
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
3 and 4 only done
clear
D)
None done
clear
View Solution play_arrow
question_answer 32)
Which of the following statements regarding submarine canyons are wrong?
A)
They tend to have steep side slopes done
clear
B)
Most canyons are formal by turbidity currents done
clear
C)
There are no tributaries of the submarine canyons done
clear
D)
They are similar to youthful river valleys on the land but are much deeper than the river valleys on the land. done
clear
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question_answer 33)
Consider the following statements regarding submarine canyons:
1. They are largely found in front of large rivers. 2. They are rarely found in islands studded seas or along desert coasts. 3. They are absent along straight coasts. 4. They are commonly found off the coast of North America from Canada to Cape Hatteras.
Which of the above mentioned statements are correct?
A)
1 and 2 only done
clear
B)
1, 2 and 3 only done
clear
C)
2, 3 and 4 only done
clear
D)
1, 2, and 4 only done
clear
View Solution play_arrow
question_answer 34)
Match List I with List II and select the correct answer using codes given below the list.
List I List II (Oceanic Trench) (Location) A. Aleutian 1. Indian Ocean B. Kermadic 2. North Pacific Ocean C. Sunda 3. South Pacific Ocean D. S. Sandwich 4. South Atlantic Ocean
A)
A-2 B-4 C-1 D-3 done
clear
B)
A-2 B-3 C-1 D-4 done
clear
C)
A-1 B-3 C-2 D-4 done
clear
D)
A-1 B-4 C-2 D-3 done
clear
View Solution play_arrow
question_answer 35)
The correct sequence of major salts in the ocean waters in descending order with respect to percentage is
A)
Sodium Chloride, Magnesium Chloride, Magnesium Sulphate, Calcium Sulphate done
clear
B)
Magnesium Chloride, Magnesium Sulphate, Calcium Sulphate, Sodium Chloride done
clear
C)
Sodium Chloride, Calcium Sulphate, Magnesium Sulphate, Magnesium Chloride done
clear
D)
Magnesium Sulphate, Calcium Sulphate, Sodium Chloride, Magnesium chloride done
clear
View Solution play_arrow
question_answer 36)
Salinity of the ocean waters near the equator is low because of
I. Heavy rainfall II. High rate of evaporation III. Huge quantities of water brought to oceans by the rivers
A)
I and II are correct done
clear
B)
II and III are correct done
clear
C)
I and III are correct done
clear
D)
I, II and III are correct done
clear
View Solution play_arrow
question_answer 37)
Consider the following statements regarding salinity of the ocean waters.
1. Salinity near the equator is very low due to heavy rainfall and little evaporation. 2. Salinity near the Tropic of Cancer is high due to huge evaporation and steady trade winds. 3. Salinity in the polar region is very low due to little evaporation and melting of ice. 4. The lowest salinity is found in the Red Sea.
A)
1 and 4 are correct done
clear
B)
2 and 4 are correct done
clear
C)
3 and 4 are correct done
clear
D)
1,2, and 3 are correct done
clear
View Solution play_arrow
question_answer 38)
Consider the following statements regarding salinity of the ocean waters.
1. The salinity patterns of the surface waters of the Pacific Ocean are influenced largely by wind, rain and evaporation. 2. The water within the belt of calms and variable winds near the equator has lower salinity as compared to those in the trade wind bells. 3. The higher salinity in the open Pacific occurs in the southern tropical belt. 4. The lowest salinities occur in area near the Aleutian Islands.
Which of the above statements are correct?
A)
1 only done
clear
B)
1 and 2 only done
clear
C)
1, 2 and 3 only done
clear
D)
1, 2, 3 and 4 done
clear
View Solution play_arrow
question_answer 39)
Which of the following is the correct sequence of seas in decreasing order of salinity?
A)
Red Sea, Caribbean Sea, Bering Sea, Baltic Sea done
clear
B)
Caribbean Sea, Bering Sea, Baltic Sea, Red Sea done
clear
C)
Bering Sea, Baltic Sea, Red Sea, Caribbean Sea done
clear
D)
Baltic Sea, Red Sea, Caribbean Sea, Bering Sea done
clear
View Solution play_arrow
question_answer 40)
Consider the following statements:
1. Of all the latitudes, salinity is the maximum at the equator. 2. Within the tropics, salinity of the open oceans is larger than that of the closed areas.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 41)
Consider the following statements
1. Lake Van has the highest salinity in the world. 2. Gulf of Bothnia records some of the lowest salinity in the world.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 42)
Which of the following statements is not correct?
A)
Salinity of the ocean water is directly proportional to the rate of evaporation. done
clear
B)
Salinity of the ocean water decreases with the increase in precipitation. done
clear
C)
Higher rates of salinity are found at the mouths of big rivers. done
clear
D)
Tides and currents bring about changes in salinity. done
clear
View Solution play_arrow
question_answer 43)
Match List I with List II and find out the correct answer using the codes given below
List I List II (Sea) (Salinity) A. Red Sea 1. 37-41% B. North Sea 2. 34% C. Black Sea 3. 17-18% D. Dead Sea 4. 240%
A)
A-3 B-4 C-1 D-2 done
clear
B)
A-2 B-3 C-4 D-1 done
clear
C)
A-4 B-2 C-1 D-3 done
clear
D)
A-1 B-2 C-3 D-4 done
clear
View Solution play_arrow
question_answer 44)
Consider the following statements
1. Salinity of the ocean waters generally decreases from the equator towards poles. 2. Tropic of Cancer and Tropic of Capricorn have higher salinity than the equator. 3. Mediterranean Sea has higher salinity than the open Atlantic Ocean. 4. Salinity is low in the polar areas due to influx of melting water.
Which of the above statements are correct?
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
3 and 4 only done
clear
D)
1, 2, 3 and 4 done
clear
View Solution play_arrow
question_answer 45)
Which of following statements is not correct?
A)
In the North Atlantic Ocean the highest salinity is found off the Labrador coast. done
clear
B)
In the South Atlantic Ocean salinity is higher along the western margins as compared to salinity along the eastern margins. done
clear
C)
South Indian Ocean has lower salinity than the North Indian Ocean. done
clear
D)
Salinity is uniformly low in the Southern Ocean. done
clear
View Solution play_arrow
question_answer 46)
Examine the following statements and select the correct answer using the codes given below
1. The average salinity of the oceans is 35% 2. Salinity of the Mediterranean Sea decreases from east to west. 3. Salinity of the Red Sea increases from south to north. 4. Salinity of the Persian Gulf increases from its head to the interior.
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
1, 2 and 3 only done
clear
D)
1,2,3 and 4 done
clear
View Solution play_arrow
question_answer 47)
Consider the following water bodies
1. Lake Van 2. Dead Sea 3. Red Sea 4. Gulf of Bothnia
Find out the correct sequence of the above water bodies in descending order of salinity by using the following codes.
A)
1, 2, 3 and 4 done
clear
B)
2, 3, 4 and 1 done
clear
C)
3, 4, 2 and 1 done
clear
D)
4, 3, 2 and 1 done
clear
View Solution play_arrow
question_answer 48)
Salinity of the open oceans is maximum in the:
A)
Equatorial regions done
clear
B)
Tropical regions done
clear
C)
Sub-tropical region done
clear
D)
Polar region done
clear
View Solution play_arrow
question_answer 49)
Which of the following statements is not correct?
A)
Temperature of the ocean water increases with depth as we find increase in temperature with increasing depth within the earth. done
clear
B)
Temperature differences play a vital role in controlling the movements of the ocean water. done
clear
C)
Differential thermal conditions of the ocean water influence the general atmospheric conditions and control the planetary wind belts. done
clear
D)
Ocean water temperature has moderating effect on weather conditions of coastal areas. done
clear
View Solution play_arrow
question_answer 50)
Which of the following statements is not correct?
A)
Temperatures of the ocean waters are the highest at the equator and decreases towards the poles. done
clear
B)
Diurnal range of ocean water temperature is very small and is often around\[{{1}^{o}}C\]. done
clear
C)
Annual range of temperature in the northern parts of the Pacific and Atlantic oceans is higher than their southern counterparts. done
clear
D)
Range of the water temperature increases with depth. done
clear
View Solution play_arrow
question_answer 51)
Consider the following statements:
1. The temperature of the ocean water falls with increasing depth but at no depth point, the temperature falls below freezing point. 2. The temperature of the ocean water is almost the same at the sea surface in the Indian Ocean and Red Sea, but at greater depth temperature in Indian Ocean falls more rapidly than in Red Sea.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 52)
Consider the following statements:
1. Boundary between surface waters and deeper waters is known as thermocline. 2. Temperature above the thermocline layer is lower than that of the layer below thermocline.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 53)
Which of the following statements is not correct?
A)
The rate of decrease of temperature with increasing depth goes on decreasing from equator towards poles. done
clear
B)
The change in sea temperature below 2000 m is negligible. done
clear
C)
The diurnal and annual range of temperature cease below the depths of 5 fathom and 100 fathoms respectively. done
clear
D)
The annual range of temperature is the same for open oceans and closed seas. done
clear
View Solution play_arrow
question_answer 54)
Which of the following statements is not correct?
A)
Density of water increases and temperature of water decreases with increasing depth. done
clear
B)
About 90 per cent of the ocean water is found below the thermocline. done
clear
C)
West coast of the temperate North Atlantic Ocean has much lower temperature than is east coast done
clear
D)
Temperature variations in the northern and southern hemisphere are the same. done
clear
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question_answer 55)
Consider the following statements:
1. Saline water freezes slowly as compared to fresh water. 2. There is a positive correlation between salinity and density of sea water. 3. Boiling point of water decreases with increase in salinity 4. Salinity of sea water is inversely proportional to evaporation.
Which of the above statements are correct?
A)
1 and 2 done
clear
B)
2 and 3 done
clear
C)
3 and 4 done
clear
D)
1 and 4 done
clear
View Solution play_arrow
question_answer 56)
Consider the following
1. The annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean. 2. The annual range of temperature is greater in the Northern Hemisphere than that in the Southern Hemisphere.
Correct statements
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 57)
Match list I with list II and find out the correct answer using the code given below:
List I List II A. Wave crest 1. Lowest part of the wave B. Wave trough 2. Highest part of the wave C. Wave length 3. Distance between a trough and its neighboring crust D. Wave height 4. Distance between two consecutive crests or troughs
A)
A-1 B-4 C-2 D-3 done
clear
B)
A-2 B-1 C-4 D-3 done
clear
C)
A-4 B-2 C-3 D-1 done
clear
D)
A-3 B-1 C-4 D-2 done
clear
View Solution play_arrow
question_answer 58)
Which of the following factors does not cause ocean currents?
A)
Prevailing winds done
clear
B)
Rotation of the earth done
clear
C)
Revolution of the earth done
clear
D)
Temperature differences done
clear
View Solution play_arrow
question_answer 59)
Which of the following factors of ocean current formation is specific to the North Indian Ocean?
A)
Salinity difference done
clear
B)
Shape of coasts done
clear
C)
Evaporation done
clear
D)
Change of seasons done
clear
View Solution play_arrow
question_answer 60)
Consider the following statements:
1. Ocean currents are the slow-surface movements of water in the ocean. 2. Ocean currents assist in maintaining the Earth's heat balance. 3. Ocean currents are set in motion primarily by prevailing winds. 4. Ocean currents are affected by the configuration of the ocean.
Which of these statements are correct?
A)
1 and 2 only done
clear
B)
2, 3 and 4 only done
clear
C)
1, 3 and 4 only done
clear
D)
1, 2, 3 and 4 done
clear
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question_answer 61)
Which the following statements regarding currents of the North Atlantic Ocean are not correct?
A)
Trade winds maintain fairly steady near North Equatorial current. done
clear
B)
Huge quantity of water is accumulated in the Caribbean Sea. done
clear
C)
On reaching the American coast, the North Equatorial current of the Atlantic Ocean is divided into Antilles current and Caribbean current. done
clear
D)
Florida current is the slowest of all the currents of the North Atlantic Ocean. done
clear
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question_answer 62)
Which of the following currents is also known as the Humboldt Current?
A)
California Current done
clear
B)
Labrador Current done
clear
C)
Peru Current done
clear
D)
Kuroshio Current done
clear
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question_answer 63)
Consider the following statements.
1. In the Pacific Ocean there is a seasonal march of the Pacific Equatorial currents to the north of equator in summer and to the south of equator in the winter. 2. Axis of the counter equatorial current remains at the equator throughout the year.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 64)
Which one of the following factors is responsible for change in the regular direction of ocean currents in the North Indian Ocean?
A)
Indian Ocean is 'half an ocean'. done
clear
B)
Indian Ocean has monsoon drift. done
clear
C)
Indian Ocean has greater variation in salinity. done
clear
D)
Indian Ocean is a land- locked ocean. done
clear
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question_answer 65)
Currents surrounding the Sargasso Sea are
1. Gulf stream 2. North Atlantic Drift 3. Norwegian current 4. Labrador Current 5. Canaries Current 6. Counter Equatorial current
A)
1, 2, 3, 4 are correct done
clear
B)
2, 3, 4, 5 are correct done
clear
C)
1, 2, 5 are correct done
clear
D)
1, 3, 4, 6 are correct done
clear
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question_answer 66)
Match List I with List II and find out the correct answer using the codes given below:
List I (Current) List II (Location) A. Benguela Current 1. East coast of South America B. Falkland current 2. West coast of Africa C. Kuroshio current 3. East court of Japan D. Gulf Stream 4. East coast of U.S.A.
A)
A-1 B-2 C-4 D-3 done
clear
B)
A-2 B-1 C-3 D-4 done
clear
C)
A-4 B-3 C-2 D-1 done
clear
D)
A-3 B-4 C-1 D-2 done
clear
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question_answer 67)
Which of the following pairs is not correctly matched?
A)
B)
C)
D)
View Solution play_arrow
question_answer 68)
The important fishing grounds of the world are found in the regions where
A)
Warm and cold atmospheric currents meet. done
clear
B)
Rivers drain out large amounts of fresh water into the sea. done
clear
C)
Warm and cold oceanic currents meet. done
clear
D)
Continental shelf is undulating. done
clear
View Solution play_arrow
question_answer 69)
Match List I with List II and find out the correct answer by using the codes given below:
(Current) (Origin) A. Labrador current 1. Baffin Bay B. North-East Monsoon Drift 2. Strait of Malacca C. Kurile current 3. Okhotsk Sea D. North Atlantic Equatorial Current 4. West coast of Africa
A)
A-3 B-4 C-1 D-2 done
clear
B)
A-2 B-1 C-4 D-3 done
clear
C)
A-1 B-2 C-3 D-4 done
clear
D)
A-4 B-3 C-2 D-1 done
clear
View Solution play_arrow
question_answer 70)
Consider the following statements
1. Ocean currents have great effect on the temperature of the ocean water. 2. Ocean currents are deeply influenced by local winds. 3. Labrador Current sinks down the below the Gulf Stream and flows as a sub-surface current. 4. Ocean currents are not affected by Carioles force.
Which of the above statements are correct?
A)
1 and 2 only done
clear
B)
1 and 3 only done
clear
C)
3 and 4 only done
clear
D)
2 and 4 only done
clear
View Solution play_arrow
question_answer 71)
Imager Current is a branch of
A)
Canaries current done
clear
B)
Labrador current done
clear
C)
North Atlantic current done
clear
D)
Beguele current done
clear
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question_answer 72)
Consider the following statements
1. Saragossa Sea is a 'gyre' of calm and motionless sea. 2. Saragossa Sea is surrounded by warm currents on all sides. 3. Saragossa Sea has higher salinity than the neighboring sea. 4. Saragossa Sea is not fit for navigation.
Which of the above statements are correct?
A)
1, 2 and 3 only done
clear
B)
2, 3 and 4 only done
clear
C)
1, 2 and 4 only done
clear
D)
1, 3 and 4 only done
clear
View Solution play_arrow
question_answer 73)
Consider the following statements
1. Spring tides occur at the time of full moon. 2. Neap tides occur at the time of new moon.
A)
Only 1 is correct done
clear
B)
Only 2 is correct done
clear
C)
Both 1 and 2 are correct done
clear
D)
Neither 1 nor 2 is correct done
clear
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question_answer 74)
The duirnal tides occur in
1. Gulf of Tonkins and Thailand 2. Java Sea 3. Bismark and Solomon Sea N and E island' of New Guinea 4. Along much of the Pacific coast
A)
Only 1 is incorrect done
clear
B)
1 and 2 are incorrect done
clear
C)
3 and 4 are incorrect done
clear
D)
Only 4 is incorrect done
clear
View Solution play_arrow
question_answer 75)
Match List I with List II and find out the correct answer by using the codes given below
List I (Theory of Tidal Oragins) List II (Scholar) A. Equilibrium Theory 1. Laplace B. Dynamic Theory 2. William Whewell C. Progressive wave 3. Newton Theory D. Stationary wave 4. R.A. Harris Theory
A)
A-1 B-3 C-2 D-4 done
clear
B)
A-3 B-1 C-2 D-4 done
clear
C)
A-2 B-4 C-3 D-1 done
clear
D)
A-4 B-2 C-1 D-3 done
clear
View Solution play_arrow
question_answer 76)
Which is the correct sequence in descending order of tidal range in the Pacific Ocean?
A)
Cape Horn, Yokohama, Honolulu, That done
clear
B)
Yokohama, Honolulu, That, Cape Horn done
clear
C)
Honolulu, That, Cope Horn, Yokohama done
clear
D)
That, Cape Horn, Yokohama, Honolulu done
clear
View Solution play_arrow
question_answer 77)
Which of the following conditions is not suitable for the occurrence of a tidal bore?
A)
Narrow, low-lying shallow, constrict coastal river with gentle slope done
clear
B)
A narrow bay with tapering head done
clear
C)
A small tide with wave height less than 2 metres done
clear
D)
Decreasing depth of water with increasing distance inland from the coast done
clear
View Solution play_arrow
question_answer 78)
Consider the following statements: 1. Moon is more effective than the sun for generating tides on the earth. 2. Spring tides are produced by the combined gravitational pull of moon and sun when moon, sun and earth are in the same line. 3. Each day a tide is experienced at the same time Which of the above statements is/are correct?
A)
1 only done
clear
B)
1 and 2 only done
clear
C)
2 and 3 only done
clear
D)
1,2 and 3 done
clear
View Solution play_arrow
question_answer 79)
Which of the following statements is not correct?
A)
Atlantic Ocean is the youngest of all the oceans. done
clear
B)
Pacific Ocean has larger number of islands than any other ocean of the world. done
clear
C)
No part of the mid Atlantic Ridge emerges out of the ocean water. done
clear
D)
North Indian Ocean is characterized by seasonal reversal of direction of its currents. done
clear
View Solution play_arrow
question_answer 80)
Which of the following is not the major cause of tsunamis in the ocean?
A)
Earthquakes done
clear
B)
Volcanoes done
clear
C)
Landslides done
clear
D)
Cyclones done
clear
View Solution play_arrow
question_answer 81)
Consider the following statements 1. In deep sea, tsunamis travel at very high speeds varying from 500 to 700 km ph. 2. Their speed is further increased when they reach the coast Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and-2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 82)
Consider the following statements: 1. Tsunamis have very short wave length and high amplitude in the deep sea. 2. As the tsunamis reach the coast, their wave length increases and amplitude decreases. Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 83)
Consider the following statements 1. Pacific is the most vulnerable ocean with respect to tsunamis. 2. India has developed a perfect tsunami warning system in the Indian Ocean. Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 84)
Which of the following countries suffered maximum loss of life by the tsunami in the Indian Ocean on 26th December 2004.
A)
India done
clear
B)
Sri Lanka done
clear
C)
Indonesia done
clear
D)
Thailand done
clear
View Solution play_arrow
question_answer 85)
Examine the following statements and select the correct answer using the codes given below 1. Isotherm of \[{{20}^{o}}C\] determines the pole ward growth of corals. 2. Rise in temperature during the El Nino event can lead to coral bleaching. 3. Corals grow well at greater depths in the sea where sun light cannot reach. 4. Corals thrive well in those ocean waters where salinity varies from 27% to 30% Code:
A)
1,2 and 3 are correct done
clear
B)
2, 3 and 4 are correct done
clear
C)
1,3 and 4 are correct done
clear
D)
1,2 and 4 are correct done
clear
View Solution play_arrow
question_answer 86)
Consider the following factors.
1. Temperature between \[{{18}^{o}}C\] and \[{{20}^{o}}C\] 2. Upwelling of cold water 3. Salinity above \[{{40}^{o}}\] %o 4. Turbidity 5. Fresh water 6. Submarine Plate forms
Which of the above factors are not suitable for the growth of corals?
A)
1, 2, 3 and 4 done
clear
B)
3, 4, 5 and 6 done
clear
C)
2, 3, 4 and 5 done
clear
D)
1,3, 5 and 6 done
clear
View Solution play_arrow
question_answer 87)
Which of the following statements is not correct?
A)
A fringing reef lies close to the shore. done
clear
B)
A barrier reef is separated from land by a lagoon. done
clear
C)
World's largest barrier reef lies along the coast of New South Wales in Australia. done
clear
D)
An atoll is a ring shaped island. done
clear
View Solution play_arrow
question_answer 88)
Consider the following statements regarding barrier reefs:
1. Barrier reefs are separated from the mainland by a lagoon. 2. Landward slope of a barrier reef is steeper than its seaward slope. 3. Barrier reefs are always found as continuous chain. 4. The surface of barrier reef is composed of boulders, coral debris and sand deposits
Which of the above statements are correct?
A)
1 and 2 done
clear
B)
2 and 3 done
clear
C)
3 and 4 done
clear
D)
1 and 4 done
clear
View Solution play_arrow
question_answer 89)
Consider the following statements
1. Most of the coral reefs of the world are confined within the tropics. 2. The Great Barrier Reef of Australia is the largest in the world and extends for a distance of about two thousand kilo metres between \[{{9.5}^{o}}\] and \[{{22.5}^{o}}\] south latitudes.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 90)
Which of the following have coral reefs?
1. Andaman and Nicobar Islands 2. Gulf of Kachch 3. Gulf of Mannar 4. Sunderban
Select the correct answer using the codes given below
A)
1,2 and 3 only done
clear
B)
2 and 4 only done
clear
C)
1,3 and 4 only done
clear
D)
1, 2, 3 and 4 done
clear
View Solution play_arrow
question_answer 91)
Which of the following pairs are correctly matched?
Table I (Theory of origin of coral reefs) Table II (Propounders) 1. Subsidence Theory Darwin 2. Standstill Theory Dana 3. Glacial Theory Daly
Code:
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
1 and 3 only done
clear
D)
1, 2 and 3 done
clear
View Solution play_arrow
question_answer 92)
The largest coral reef in the world is found near the coast of which of the following countries
A)
Australia done
clear
B)
Cuba done
clear
C)
Ghana done
clear
D)
Philippines done
clear
View Solution play_arrow
question_answer 93)
Which of the following statements is not correct?
A)
All unconsolidated materials deposited on the ocean floor are known as ocean deposits. done
clear
B)
Temgenous deposits have their source over the land areas. done
clear
C)
Pelagic deposits are derived from the sea. done
clear
D)
Meteoric dust is the main source of ocean deposits, done
clear
View Solution play_arrow
question_answer 94)
Which of the following pairs are not correctly matched? 1. Blue Mud : Temgenous Deposits 2. Globigermic Ooze : Siliceous Deposits 3. Diatom Ooze : Calcareous Deposits 4. Red clay : Inorganic Deposits Code:
A)
1 and 2 done
clear
B)
2 and 3 done
clear
C)
3 and 4 done
clear
D)
1 and 2 done
clear
View Solution play_arrow
question_answer 95)
Which of the following is the correct sequence of deposits on the continental shelf from coast to deeper sea?
A)
Gravel, sand, sandy mud, mud done
clear
B)
Sand, gravel, sandy mud, mud done
clear
C)
Sandy mud, mud, sand, gravel done
clear
D)
Mud, sandy mud, gravel, sand done
clear
View Solution play_arrow
question_answer 96)
Consider the following statements with regard to ocean deposits:
1. Organic deposits originate in the ocean itself. 2. Blue mud is the most widely spread of all the muds. 3. Calcareous deposits consist of remains of those animals which have high proportion of lime.
Which of the above statements are correct?
A)
1 and 2 only done
clear
B)
2 and 3 only done
clear
C)
2 and 3 only done
clear
D)
1, 2 and 3 done
clear
View Solution play_arrow
question_answer 97)
Which of the following statements regarding mangroves is not correct?
A)
They are found in low muddy coasts of tropical and subtropical regions. done
clear
B)
They can survive both in fresh water and salty sea water done
clear
C)
They do not provide any timber wood. done
clear
D)
Sundri in the Sundarban delta is a typical example of mangrove vegetation. done
clear
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question_answer 98)
Consider the following statements.
1. Exclusive economic zone extends to a distance of 200 nautical miles. 2. High seas can be used only by the concerned nation.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 99)
Consider the following countries
1. Denmark 2. Japan 3. Russian Federation 4. United Kingdom 5. United States of America
Which of the above are the members of the 'Arctic Council'?
A)
1, 2 and 3 done
clear
B)
2, 3 and 4 done
clear
C)
1, 4 and 5 done
clear
D)
1, 3 and 5 done
clear
View Solution play_arrow
question_answer 100)
Consider the following statements
1. Base line is an imaginary line joining the land projecting towards the sea. 2. Sea water lying between coastline and baseline is known as internal water. 3. Territorial water of a nation extends upto 12 nautical miles from the base line. 4. Oceans outside the exclusive economic zone are considered as high seas.
Which of the above statements are correct?
A)
1 and 2 only done
clear
B)
1, 2 and 3 only done
clear
C)
2, 3 and 4 only done
clear
D)
1, 2, 3 and 4 done
clear
View Solution play_arrow
question_answer 101)
Consider the following statements
1. Saline sea water which is refined and transformed into fresh water is known as 'manufactured water' 2. All coastal areas of India have sands which contain large quantities of monazite.
Which of the following statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 102)
Consider the following statements
1. Indian Ocean contains the largest deposits of manganese nodules. 2. Arctic Ocean has become a major source of attraction for the countries surrounding this ocean due to its large deposits of valuable minerals.
Which of the above statements is/are correct?
A)
1 only done
clear
B)
2 only done
clear
C)
Both 1 and 2 done
clear
D)
Neither 1 nor 2 done
clear
View Solution play_arrow
question_answer 103)
Match the following and find out the correct answer by using the codes given below.
List I (Feature) List II (Example) A. Strait 1. Malacca B. Sea 2. Caribbean C. Gulf 3. Bothnia D. Isthmus 4. Panama
Code:
A)
A-1 B-2 C-3 D-4 done
clear
B)
A-3 B-1 C-4 D-2 done
clear
C)
A-2 B-3 C-1 D-4 done
clear
D)
A-4 B-2 C-3 D-1 done
clear
View Solution play_arrow
question_answer 104)
Through which one of the following straits does a channel connect the United Kingdom and France?
A)
Davis Strait done
clear
B)
Strait of Dover done
clear
C)
Denmark Strait done
clear
D)
Strait of Gibraltar done
clear
View Solution play_arrow
question_answer 105)
Which of the following straits is nearest to the International Date Line?
A)
Malacca Strait done
clear
B)
Strait of Florida done
clear
C)
Bering Strait done
clear
D)
Strait of Gibraltar done
clear
View Solution play_arrow