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Which of the following factors are responsible for the variations in insolation at the surface of the Earth?
1. Revolution of the earth around the sun
2. Rotation of earth on its axis
3. The angle of inclination of the sun’s rays
4. Length of the day
5. Transparency of the atmosphere
Select the correct answer using the code given below:
  • a)
    4 and 5 only
  • b)
    2, 3, 4 and 5 only
  • c)
    1, 2 and 3 only
  • d)
    1, 2, 3, 4 and 5
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Which of the following factors are responsible for the variations in i...
Statement 1 is incorrect: Revolution of the Earth around the Sun is not responsible for the variations in insolation at the surface of the Earth.
Supplementary notes:
Variability of Insolation at the Surface of the Earth
  • The amount and the intensity of insolation vary during a day, in a season and in a year.
  • The factors that cause these variations in insolation are:
    (i) The rotation of the earth on its axis
    (ii) The angle of inclination of the sun’s rays
    (iii) The length of the day
    (iv) The transparency of the atmosphere
    (v) The configuration of land in terms of its aspect.
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Most Upvoted Answer
Which of the following factors are responsible for the variations in i...
All three factors are responsible for the variations in insolation at the surface of the Earth.
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Community Answer
Which of the following factors are responsible for the variations in i...
Answer is b here
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Which of the following factors are responsible for the variations in insolation at the surface of the Earth?1. Revolution of the earth around the sun2. Rotation of earth on its axis3. The angle of inclination of the sun’s rays4. Length of the day5. Transparency of the atmosphereSelect the correct answer using the code given below:a)4 and 5 onlyb)2, 3, 4 and 5 onlyc)1, 2 and 3 onlyd)1, 2, 3, 4 and 5Correct answer is option 'B'. Can you explain this answer?
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Which of the following factors are responsible for the variations in insolation at the surface of the Earth?1. Revolution of the earth around the sun2. Rotation of earth on its axis3. The angle of inclination of the sun’s rays4. Length of the day5. Transparency of the atmosphereSelect the correct answer using the code given below:a)4 and 5 onlyb)2, 3, 4 and 5 onlyc)1, 2 and 3 onlyd)1, 2, 3, 4 and 5Correct answer is option 'B'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Which of the following factors are responsible for the variations in insolation at the surface of the Earth?1. Revolution of the earth around the sun2. Rotation of earth on its axis3. The angle of inclination of the sun’s rays4. Length of the day5. Transparency of the atmosphereSelect the correct answer using the code given below:a)4 and 5 onlyb)2, 3, 4 and 5 onlyc)1, 2 and 3 onlyd)1, 2, 3, 4 and 5Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following factors are responsible for the variations in insolation at the surface of the Earth?1. Revolution of the earth around the sun2. Rotation of earth on its axis3. The angle of inclination of the sun’s rays4. Length of the day5. Transparency of the atmosphereSelect the correct answer using the code given below:a)4 and 5 onlyb)2, 3, 4 and 5 onlyc)1, 2 and 3 onlyd)1, 2, 3, 4 and 5Correct answer is option 'B'. Can you explain this answer?.
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