31st March Static Quiz 2021
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31st March Static Quiz 2021 for UPSC Prelims
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- Question 1 of 5
1. Question
Consider the following about the solar system.
1. Mercury, Venus and Mars do not have satellites of their own.
2. Venus can be seen in the sky only during sunset.
3. Density of planet Saturn is less than that of water.
Select the correct answer using the codes below.CorrectSolution: c)
Justification: Statement 1: Venus and Mercury have no moon or satellites of their own. But, Mars has two satellites.
Statement 2: Venus appears in the eastern sky before sunrise. Sometimes it appears in the western sky just after sunset. Therefore it is often called a morning or an evening star, although it is not a star.
Statement 3: Saturn has the lowest density (687 kg/m³) of any planet in our solar system. Its density is so low that it would float if it was placed in water (density 1000 kg/m3 ). Saturn is a large gas planet with an atmosphere composed of hydrogen and helium.
IncorrectSolution: c)
Justification: Statement 1: Venus and Mercury have no moon or satellites of their own. But, Mars has two satellites.
Statement 2: Venus appears in the eastern sky before sunrise. Sometimes it appears in the western sky just after sunset. Therefore it is often called a morning or an evening star, although it is not a star.
Statement 3: Saturn has the lowest density (687 kg/m³) of any planet in our solar system. Its density is so low that it would float if it was placed in water (density 1000 kg/m3 ). Saturn is a large gas planet with an atmosphere composed of hydrogen and helium.
- Question 2 of 5
2. Question
Which of these planets takes the longest time to complete one spin or rotation on its own axis?
CorrectSolution: d)
IncorrectSolution: d)
- Question 3 of 5
3. Question
Consider the following statements.
1. The Earth’s magnetic field is attributed to a dynamo effect of circulating electric current within earth.
2. Interaction of the terrestrial magnetic field with particles from the solar wind sets up the conditions for the aurora phenomena near the poles.
Which of the above is/are correct?CorrectSolution: c)
Both the statements are correctIncorrectSolution: c)
Both the statements are correct - Question 4 of 5
4. Question
The term ‘Exoplanet’ often seen in news is used for
CorrectSolution: a)
IncorrectSolution: a)
- Question 5 of 5
5. Question
The planet Neptune appears blue in colour mainly due to its
CorrectSolution: b)
IncorrectSolution: b)
