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MCQOPTIONS
This section includes 2658 Mcqs, each offering curated multiple-choice questions to sharpen your UPSC IAS Exam knowledge and support exam preparation. Choose a topic below to get started.
| 1501. |
Arrange the following rivers in descending order in respect of discharge of water and select the correct answer using the code given below: 1. Amazon 2. Congo 4. Hwang Ho 3. Ganga |
| A. | Amazon, Ganga, Congo and Hwang Ho |
| B. | Amazon, Congo, Ganga and Hwang Ho |
| C. | Congo, Amazon, Hwang Ho and Ganaga |
| D. | Congo, Amazon, Ganga and Hwang Ho |
| Answer» C. Congo, Amazon, Hwang Ho and Ganaga | |
| 1502. |
Chemical weathering does not include: |
| A. | Carbonation |
| B. | Exfoliation |
| C. | Oxidation |
| D. | Solution |
| Answer» C. Oxidation | |
| 1503. |
Consider the following statements and select the correct answer using the code given below: 1. The in-situ break down of rocks is known as weathering. 2. Denudation includes weathering, mass-wasting and erosion. 3. Erosion includes the processes of denudation. |
| A. | 1, and 2 are correct |
| B. | 1, and 3 are correct |
| C. | 2 and 3 are correct |
| D. | 1, 2 and 3 are correct |
| Answer» B. 1, and 3 are correct | |
| 1504. |
Match List I with List II and select the correct answer using the code given below: List I (Original Rock) List II (Metamorphic Rock) Granite 1. Marble Limestone 2. Quartzite Sandstone 3. Slate Shale 4. Schist |
| A. | a-4 b-1 c-3 d-2 |
| B. | a-4 b-1 c-2 d-3 |
| C. | a-3 b-4 c-1 d-2 |
| D. | a-3 b-4 c-2 d-1 |
| Answer» C. a-3 b-4 c-1 d-2 | |
| 1505. |
Consider the following statements and select the correct answer using the code given below: 1. Sedimentary rocks are derived from the existing rocks. 2. Sedimentary rocks may be organic or inorganic |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» D. Neither 1 nor 2 is correct | |
| 1506. |
Consider the following statements and select the correct answer using the code given below: 1. Basalt is the most common fine-grained extrusive rock. 2. Basalt makes the bulk of continental mass. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» B. Only 2 is correct | |
| 1507. |
A drowned glaciated valley is known as: |
| A. | Estuary |
| B. | Esker |
| C. | Fjord |
| D. | Ria |
| Answer» D. Ria | |
| 1508. |
Match List I with List II and select the correct answer using the code given below: List I (Landform) List II (Agent of Erosion) (a) Bergshrunde 1. Sea waves (b) Tombolo 2. Underground water (c) Uvala 3. Aeolian (d) Yardang 4. Glacial |
| A. | a-4 b-3 c-2 d-1 |
| B. | a-4 b-2 c-3 d-1 |
| C. | a-3 b-1 c-2 d-4 |
| D. | a-4 b-1 c-2 d-3 |
| Answer» E. | |
| 1509. |
A deranged drainage may be observed in: |
| A. | Africa |
| B. | Australia |
| C. | South East Asia |
| D. | North America |
| Answer» E. | |
| 1510. |
A centripetal drainage develops in which of the following landforms? |
| A. | Caldera |
| B. | Conical Hill |
| C. | Cliff |
| D. | Ridge |
| Answer» B. Conical Hill | |
| 1511. |
Consider the following statements about the formation of delta and select the correct answer using the code given below: 1. Heavy erosion in the upper reaches of a river. 2. Absence of tidal waves in front of the mouth of a river. 3. Steeper slope along the coastal area 4. Strong ocean currents along the mouth of a river. |
| A. | 1, 2 and 3 are correct |
| B. | 1, 3 and 4 are correct |
| C. | 1, 2 and 4 are correct |
| D. | 1, 2, 3 and 4 are correct |
| Answer» D. 1, 2, 3 and 4 are correct | |
| 1512. |
The term arete is associated with: |
| A. | Aeolian landforms |
| B. | Fluvial landforms |
| C. | Glacial landforms |
| D. | Sea-waves landforms |
| Answer» D. Sea-waves landforms | |
| 1513. |
The term erratic is associated with: |
| A. | Aeolian action |
| B. | Fluvial action |
| C. | Valley Glaciers |
| D. | Continental Glaciers |
| Answer» E. | |
| 1514. |
Examine the following statements and select the correct answer using the code given below: 1. Molten rocks are known as magma 2. Basaltic lava is highly viscous. 3. Hawaiian volcanic eruptions are the results of hot spots (plumes) |
| A. | 1 and 2 are correct |
| B. | 1 and 3 are correct |
| C. | 2 and 3 are correct |
| D. | 1, 2 and 3 are correct |
| Answer» C. 2 and 3 are correct | |
| 1515. |
Which one of the following is not associated with the volcanic landforms? |
| A. | Dyke |
| B. | Sill |
| C. | Stack |
| D. | Stock |
| Answer» D. Stock | |
| 1516. |
Which one of the following is the dominant element of the Earth's crust? |
| A. | Aluminum |
| B. | Iron |
| C. | Oxygen |
| D. | Silicon |
| Answer» D. Silicon | |
| 1517. |
Consider the following statements and select the correct answer using the code given below: 1. The silicate magma is relatively cooler and highly viscous. 2. Basaltic lava is very hot and highly fluid |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» D. Neither 1 nor 2 is correct | |
| 1518. |
Consider the following statements and select the correct answer using the code given below: 1. Permafrost is a condition when soil/rock temperature reads below \[{{0}^{o}}C\] for a period of two years. 2. The process weathering of exfoliation is pronounced in the basalt rocks. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» B. Only 2 is correct | |
| 1519. |
Consider the following statements and select the correct answer using the code given below: 1. Glacier is a function of latitude and altitude. 2. Glaciers are not found between \[{{5}^{o}}N\] and \[{{5}^{o}}S\]. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» B. Only 2 is correct | |
| 1520. |
Match List I with List II and select the correct answer using the code given below: List I (Drainage Pattern) List II (Region/River Basin) Dendretic Pattern 1. Krishna River Parallel Pattern 2. Madhya Pradesh Radial Pattern 3. Konkan Coast Rectangular Pattern 4. Gangetic Plains |
| A. | a-3 b-4 c-1 d-2 |
| B. | a-3 b-4 c-2 d-1 |
| C. | a-4 b-3 c-1 d-2 |
| D. | a-4 b-3 c-2 d-1 |
| Answer» E. | |
| 1521. |
Consider the following statements and select the correct answer using the code given below: 1. Coal is a bio-chemical rock. 2. Gypsum is an igneous rock. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» B. Only 2 is correct | |
| 1522. |
Consider the following statements and select the correct answer using the code given below: 1. The principal agents of metamorphism are change in temperature, pressure and composition. 2. Fluvial environments are river channels, river bars, and adjacent flood plains. 3. Eolian environments include sand seas of deserts, where sand dunes are built and transported by wind |
| A. | 1 and 2 are correct |
| B. | 1 and 3 are correct |
| C. | 2 and 3 are correct |
| D. | 1, 2 and 3 are correct |
| Answer» E. | |
| 1523. |
The approximate age of the Earth is |
| A. | 4.5 billion years |
| B. | 4.6 billion years |
| C. | 4.7 billion years |
| D. | 4.8 billion years |
| Answer» C. 4.7 billion years | |
| 1524. |
Which one of the following is not correct about tornadoes? |
| A. | Tornado is a very violent rotating current. |
| B. | The diameter of tornado decreases from the lower to the upper portion. |
| C. | Tornadoes follow a narrow path. |
| D. | Tornadoes are of very dark colour because of the dominance of dust and sand |
| Answer» C. Tornadoes follow a narrow path. | |
| 1525. |
Consider the following statements and select the correct answer using the code given below: 1. About 90% of all evaporation on Earth is from the oceans. 2. When water evaporates and thus changes to water vapour, heat energy is absorbed in the process and is stored in the water vapour. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» C. Both 1 and 2 are correct | |
| 1526. |
Consider the following statements about albedo and select the correct answer using the code given below: 1. Earth's rotational speed varies with latitude. 2. The effect of the Coriolis force increases as the speed of the moving object decreases. 3. Higher the wind speed, the greater its apparent deflection. |
| A. | 1 and 2 are correct |
| B. | 1, 2 and 3 are correct |
| C. | 1 and 3 are correct |
| D. | 2 and 3 are correct |
| Answer» D. 2 and 3 are correct | |
| 1527. |
Consider the following statements and select the correct answer using the code given below: 1. Thunderstorm is a convective cell, characterized by vertical cumulus-nimbus clouds. 2. Thunderstorms are caused from an initial uplift of moist, unstable air and the release of sufficient heat to cause continuous uplift. 3. The greatest number of thunderstorms occur in moist tropical regions. 4. The thunderstorms of temperate region are less violent. |
| A. | 1, 2 and 3 are correct |
| B. | 1, 2 and 4 are correct |
| C. | 1, 3 and 4 are correct |
| D. | 1, 2, 3 and 4 are correct |
| Answer» B. 1, 2 and 4 are correct | |
| 1528. |
The climatic data given in the following represents the city of: J F M A M J J A S O N D Mean Monthly Temp. °C 13 16 21 27 33 34 31 31 28 22 16 9 Mean Monthly Rainfall in cm. 3.5 3.5 2.9 1.1 0.9 5.4 19.1 17.3 13.6 3.5 0.3 1.4 |
| A. | Chandigarh |
| B. | Delhi |
| C. | Ludhiana |
| D. | Nagpur |
| Answer» D. Nagpur | |
| 1529. |
The climatic data given below represents which one of the following cities. J F M A M J J A S O N D Mean Monthly Temp. °C 22 23 27 29 30 28 25 25 25 26 23 21 Mean Monthly Rainfall in cm. 2.2 2.7 .3 11.0 18.7 52.2 71.0 57.3 41.9 11.9 1.4 0.5 |
| A. | Bengaluru |
| B. | Hyderabad |
| C. | Nagpur |
| D. | Pune |
| Answer» E. | |
| 1530. |
Consider the following statements and select the correct answer using the code given below: 1. Albedo is the reflective quality of a surface. 2. Albedo is a function of surface colour, angle of incidence and surface texture. 3. Lower angles produce a greater reflection than do higher angle. Smooth surfaces increase albedo, whereas rougher surface reduce it. |
| A. | 1, 2 and 3 are correct |
| B. | 1, 2 and 4 are correct |
| C. | 1, 3 and 4 are correct |
| D. | 1, 2, 3 and 4 are correct |
| Answer» E. | |
| 1531. |
Consider the following statements and select the correct answer using the code given below: 1. Air mass is a large body of air that is characterised by homogenous physical properties at any given altitude. 2. The Continental Arctic Airmass (cA) indicates exceptionally cold and moist air. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» B. Only 2 is correct | |
| 1532. |
Which one of the following is not correctly defined? |
| A. | Water vapour content of the air is known as relative humidity |
| B. | The temperature at which a given mass of air becomes saturated is known as dew point. |
| C. | A cloud that occurs at the surface is known as fog. |
| D. | An area of very ill-defined surface winds associated with equatorial convergence zone is known as Doldrum. |
| Answer» B. The temperature at which a given mass of air becomes saturated is known as dew point. | |
| 1533. |
Consider the following statements and select the correct answer using the code given below: 1. The seasonal shift in pressure, wind and humidity is greatest over Asia 2. In mid -winter, high pressure exists over the northern hemisphere land masses. 3. The change in pressure systems brings about a marked reversal in wind and moisture conditions with the season. 4. In the summer season the ITCZ migrates to between\[{{25}^{o}}\] and \[{{30}^{o}}N\]. |
| A. | 1, 2 and 3 are correct |
| B. | 1, 2, 3 and 4 are correct |
| C. | 2, 3 and 4 are correct |
| D. | 1, 3 and 4 are correct |
| Answer» C. 2, 3 and 4 are correct | |
| 1534. |
Consider the following statements and select the correct answer using the code given below: 1. The land and sea breeze are the results of differential heating of land and sea 2. The land breeze and sea breeze are stronger in the Mediterranean Sea as compared to the Caribbean Sea |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 and 2 is correct |
| Answer» B. Only 2 is correct | |
| 1535. |
Match List I with List II and select the correct answer using the code given below: List I (Local Wind) List II (Region) (a) Bora 1. Southern Sudan (b) Foehn 2. West Africa (c) Haboob 3. Germany (d) Harmattan 4. Adriatic Coast |
| A. | a-4 b-3 c-2 d-1 |
| B. | a-4 b-3 c-1 d-2 |
| C. | a-2 b-1 c-3 d-4 |
| D. | a-2 b-3 c-1 d-4 |
| Answer» C. a-2 b-1 c-3 d-4 | |
| 1536. |
Consider the following statements and select the correct answer using the code given below: 1. The peak frequency of hurricanes correspond to the period of highest sea temperature during the year. 2. Most of the tropical cyclones occur during the period of maximum displacement of convergence zone. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct. |
| Answer» D. Neither 1 nor 2 is correct. | |
| 1537. |
In the South Atlantic and South-Eastern Pacific regions in tropical latitudes, tropical cyclone does not originate. What is the reason? |
| A. | Sea surface temperatures are low |
| B. | Inter-Tropical Convergence Zone seldom occurs |
| C. | Coriolis force is too weak |
| D. | Absence of land in those regions |
| Answer» B. Inter-Tropical Convergence Zone seldom occurs | |
| 1538. |
Match List I with List II and select the correct answer using the code given below: List I (Cause of Global Warming) List II (Percentage Share) (a) Agriculture 1. 13% (b) Burning of Fossil Fuel 2. 14% (c) Deforestation 3. 24% (d) Industrial Processes 4. 49% |
| A. | a-1 b-4 c-2 d-3 |
| B. | a-1 b-4 c-3 d-2 |
| C. | a-2 b-3 c-4 d-1 |
| D. | a-2 b-4 c-3 d-1 |
| Answer» B. a-1 b-4 c-3 d-2 | |
| 1539. |
"Each day is more or less the same, the morning is clear and bright with a sea breeze; as the sun climbs high in the sky, heat mounts up, dark clouds form, then rain comes with thunder and lightning, but rain is soon over." Which one of the following regions is described in the above weather conditions? |
| A. | Savannah |
| B. | Equatorial |
| C. | Monsoon |
| D. | Mediterranean |
| Answer» C. Monsoon | |
| 1540. |
Consider the following statements and select the correct answer using the code given below: 1. The Arctic region is defined by the mean maximum \[{{10}^{o}}C\]temperature for the month of July. 2. The Arctic boundary coincides with the visible tree-line. 3. Tree-line is the boundary between the Taiga and Tundra Biomes. |
| A. | 1 and 2 are correct |
| B. | 1 and 3 are correct |
| C. | 2 and 3 are correct |
| D. | 1, 2 and 3 are correct |
| Answer» E. | |
| 1541. |
Consider the following statements and select the correct answer using the code given below: 1. Hailstones consist of concentric layers of ice. 2. Hailstones develop when there is strong updrafts of air in cumulus-nimbus clouds. 3. Hailstones occur only in the tropical and temperate latitudes. |
| A. | Only 1 and 2 are correct |
| B. | Only 2 and 3 are correct |
| C. | Only 1 and 3 are correct |
| D. | 1, 2 and 3 are correct |
| Answer» B. Only 2 and 3 are correct | |
| 1542. |
Consider the following statements and select the correct answer using the code given below: 1. The stabilization of the atmosphere took place around 600 million years back. 2. The rate of solar constant is 1.968 calories per cm per minute. 3. The solar constant is measured at the outer limit of the atmosphere. |
| A. | 1, 2 and 3 are correct |
| B. | 1 and 2 are correct |
| C. | 1 and 3 are correct |
| D. | 2 and 3 are correct |
| Answer» B. 1 and 2 are correct | |
| 1543. |
Consider the following statements and select the correct answer using the code given below: 1. The sub, polar low pressure belt develops because of centrifugal force. 2. The sub, tropical high pressure belt is the result of adiabatic warming. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» D. Neither 1 nor 2 is correct | |
| 1544. |
The highest ever temperature recorded in Europe was in |
| A. | Greece |
| B. | Bosnia |
| C. | Italy |
| D. | Spain |
| Answer» E. | |
| 1545. |
A region records abundant rainfall, but with a winter maximum. The temperature throughout the year is moderate. These are the characteristics of |
| A. | Marine West Coast Climate |
| B. | Monsoon Climate |
| C. | Taiga Climate |
| D. | Temperate Grassland Climate |
| Answer» B. Monsoon Climate | |
| 1546. |
The Majova Desert lies in |
| A. | Africa |
| B. | Asia |
| C. | Australia |
| D. | North America |
| Answer» E. | |
| 1547. |
Consider the following statements and select the correct answer using the code given below: 1. A tropical cyclone is characterised by closed isobars. 2. A tropical cyclone that occurs in the eastern part of the Pacific Ocean is known as Typhoon. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» B. Only 2 is correct | |
| 1548. |
Consider the following statements and select the correct answer using the code given below: 1. Highland climate of low latitudes show a similar seasonably to lowland climates of the nearby region. 2. The highlands of low latitudes are wetter and cooler. |
| A. | Only 1 is correct |
| B. | Only 2 is correct |
| C. | Both 1 and 2 are correct |
| D. | Neither 1 nor 2 is correct |
| Answer» D. Neither 1 nor 2 is correct | |
| 1549. |
Consider the following staements: 1. The winds which blow between \[{{30}^{o}}N\]and \[{{60}^{o}}S\] latitude throughout the year are known as westerlies. 2. The moist air masses that cause winter rains in the north-western region of India are part of westerlies. Which of the statements given above is/are correct? |
| A. | 1 only |
| B. | 2 only |
| C. | Both 1 and 2 |
| D. | Neither 1 nor 2 |
| Answer» C. Both 1 and 2 | |
| 1550. |
Consider the following statements and select the correct answer using the code given below: 1. The age of the atmosphere is about 600 million years. 2. The composition of the atmospheric gases is constant. 3. The gases of the homosphere are evenly mixed 4. The heterosphere lies 80 km above the sea level. |
| A. | 1, 2 and 3 are correct |
| B. | 1, 2 and 4 are correct |
| C. | 1, 3 are 4 are correct |
| D. | 1, 2, 3 and 4 are correct |
| Answer» D. 1, 2, 3 and 4 are correct | |