DAY 93
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Question 1 of 5
1. Question
2 points1. Consider the following statements:
- Oceanic crust is largely made of silica and alumina.
- Oceanic crust is relatively younger than the continental crust.
- Oceanic crust is comparatively more denser than the continental crust.
Which of the statements given above is/are correct?
Correct
Answer: B
Explanation:
- Statement 1 is incorrect: Oceanic crust is largely made of silica and magnesium.
- Statement 2 is correct: Oceanic crust is relatively younger than the continental crust.
- Statement 3 is correct: Oceanic crust is comparatively more denser than the continental crust.
Incorrect
Answer: B
Explanation:
- Statement 1 is incorrect: Oceanic crust is largely made of silica and magnesium.
- Statement 2 is correct: Oceanic crust is relatively younger than the continental crust.
- Statement 3 is correct: Oceanic crust is comparatively more denser than the continental crust.
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Question 2 of 5
2. Question
2 points2. Consider the following statements about coastal areas:
- These areas experience small range diurnal atmospheric temperatures.
- Wind blows from land to sea during day time while from sea to land during nigh time.
Which of the statements given above is/are correct?
Correct
Answer: A
Explanation:
- Statement 1 is correct: Coastal areas experience small range diurnal atmospheric temperatures due to moderating effect of sea.
- Statement 2 is incorrect: Due to differential heating and cooling of land and ocean surface in coastal areas, there is periodic land and sea breeze during night and day time respectively.
Incorrect
Answer: A
Explanation:
- Statement 1 is correct: Coastal areas experience small range diurnal atmospheric temperatures due to moderating effect of sea.
- Statement 2 is incorrect: Due to differential heating and cooling of land and ocean surface in coastal areas, there is periodic land and sea breeze during night and day time respectively.
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Question 3 of 5
3. Question
2 points3. Consider the following statements:
- In general, the variability of monsoons rainfall in India goes on increasing with decreasing amount of average annual rainfall.
- The regions with high variability of rainfalls has more probability of crop failures.
Which of the statements given above is/are correct?
Correct
Answer: C
Explanation:
- Statement 1 is correct: In general, the variability of monsoons rainfall in India goes on increasing with decreasing amount of average annual rainfall. E.g. a variability of over 50 per cent exists in the western part of Rajasthan where annual rainfall is less than 50 cm.
- Statement 1 is correct: The regions with high variability of rainfalls has more probability of crop failures because untimely and less or high rainfall will damage the crops.
Incorrect
Answer: C
Explanation:
- Statement 1 is correct: In general, the variability of monsoons rainfall in India goes on increasing with decreasing amount of average annual rainfall. E.g. a variability of over 50 per cent exists in the western part of Rajasthan where annual rainfall is less than 50 cm.
- Statement 1 is correct: The regions with high variability of rainfalls has more probability of crop failures because untimely and less or high rainfall will damage the crops.
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Question 4 of 5
4. Question
2 points4. Consider the following landforms:
- V-shaped valley
- Meanders
- Alluvial fan
- Delta
If you travel from origin to mouth of a Himalayan River, then what will be the correct sequence of the above landforms you may come across?
Correct
Answer: B
Explanation:
Correct sequence is as follows:
- V-shaped valley
- Alluvial fan
- Meanders
- Delta
Incorrect
Answer: B
Explanation:
Correct sequence is as follows:
- V-shaped valley
- Alluvial fan
- Meanders
- Delta
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Question 5 of 5
5. Question
2 points5. Which of the following are the features of the Mediterranean Climate?
- Cool wet winters and hot dry summers.
- Shifting of wind belts.
- Most of the rainfall in summer.
Select the correct answer using the code given below:
Correct
Answer: A
Explanation:
- Most of the rainfalls occur in winter in Mediterranean Climate.
Incorrect
Answer: A
Explanation:
- Most of the rainfalls occur in winter in Mediterranean Climate.
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