17 May 2014

Universe and planet General Knowledge Question for TNPSC

1. In order of their distances from the Sun, which of the following planets lie between
Mars and Uranus?
(a) Earth and Jupiter
(b) Jupiter and Saturn
(c) Saturn and Earth
(d) Saturn and Neptune
Answer. (b)

2. Comets revolve around:
(a) Sun
(b) Earth
(c) Venus
(d) No single heavenly body
Answer. (a)

3. Which one of the following is correct? Great Bear is a
(a) Galaxy
(b) Planet
(c) Star
(d) Constellation
Answer. (d)

4. The hottest planet is:
(a) Mercury
(b) Venus
(c) Jupiter
(d) Saturn
Answer. (b)

5. Which of the planets is nearest to the earth?
(a) Jupiter
(b) Venus
(c) Mercury
(d) Mars
Answer. (b)

6. Which one of the following planets takes the same number of days
for rotation And revolution?
(a) Mars
(b) Venus
(c) Mercury
(d) Jupiter
Answer. (b)

7. Which of the following planets of the solar system has the longest day?
(a) Mercury
(b) Jupiter
(c) Venus
(d) Earth
Answer. (c)

8. Which planet of the solar system spins on its axis at the fastest rate?
(a) Mercury
(b) Earth
(c) Jupiter
(d) Satum
Answer. (c)

7. Which planet looks reddish in the night sky?
(a) Mercury
(b) Mars
(c) Jupiter
(d) Saturn
Answer. (b)

8. Which of the following is the largest of the inner planets?
(a) Venus
(b) Mercury
(c) Mars
(d) Earth
Answer. (d)

9. Match the following:
A. Largest Planet 1. Mercury
B. Brightest Planet 2. Jupiter
C. Densest Planet 3. Earth
D. Smallest Planet 4. Venus
A B C D
(a) 2 3 4 1
(b) 2 4 3 1
(c) 3 4 1 2
(d) 3 4 2 1
Answer. (b)

10. Match the following:
Planet Gases in atmosphere
A. Venus 1. Hydrogen and helium
B. Mars 2. Hydrogen, helium, ammonia, methane
C. Saturn 3. Carbon dioxide, ammonia and methane
D. Jupiter 4. Carbon dioxide and nitrogen

A B C D
(a) 4 3 1 2
(b) 2 3 4 1
(c) 4 2 3 1
(d) 2 1 4 3
Answer. (a)

11. A black hole is a:
(a) Contracted star with intense gravitational pull
(b) Star with very low surface temperature
(c) Star with no atmosphere
(d) Pulsating star
Answer. (a)

12. Asteroids have their orbits between the planets:
(a) Mercury and Venus
(b) Earth and Mars
(c) Mars and Jupiter
(d) Jupiter and Saturn
Answer. (c)



13. The orbits of planets around the Sun, or of satellites around the Earth, can be:
(a) Circular and elliptic
(b) Circular and hyperbolic
(c) Elliptic and parabolic
(d) Parabolic and hyperbolic
Answer. (a)

14. NASA’s Deep Impact space mission was employed to take detailed pictures of which comet nucleus?
(a) Halley’s Comet
(b) Hale-Bopp
(c) Hyakutake
(d) Temple
Answer. (d)

15. Foucault experiment is proof of which one of the following?
(a) Revolution of Earth
(b) Rotation of Earth
(c) Rotation of Moon
(d) Revolution of Moon
Answer. (b)

16. The earth rotates around its axis from:
(a) North to south
(b) East to west
(c) South to north
(d) West to east
Answer. (d)

17. Days and nights are caused by:
1. Rotation of the earth on its axis
2. Revolution of the earth around the sun
3. Inclination ofthe earth’s axis
(a) Only 1 is correct
(b) 1 and 2 are correct
(c) 2 and 3 are correct
(d) All are correct
Answer. (a)

18. “Mohs' Scale” is used to indicate the:
(a) Degree of brittleness of a substance
(b) Degree of hardness of minerals.
(c) Degree of viscosity of a liquid
(d) Degree of elasticity of a material
Answer. (b)

19. The mean radius of the earth is approximately:
(a) 3200 km
(b) 6400 km
(c) 9600 km
(d) 12800 km
Answer. (b)

20. Summer Solstice in the' Southern Hemisphere occurs on:
(a) December 22
(b) September 23
(c) June 21
(d) March 21
Answer. (a)

21. Spring tides occur when:
(a) The moon is nearest to the earth
(b) The moon is farthest from the earth
(c) The moon, the sun and the earth are at right angles with the earth at the apex
(d) The moon, the sun and the earth are in the same line
Answer. (d)

22. At neap tide:
1. The sun and moon exert their force at right angles
2. The tidal amplitude is high
3. The low tides are very low
(a) 1 only
(b) 2 and 3
(c) 1 and 2
(d) 1, 2 and 3
Answer. (c)
23. Match the following:
A. Lithosphere 1. The relatively light rocks that form the continental crust
B. Asthenosphere 2. The relatively dense rocks that form the oceanic crust
C. Sima 3. Part of earth’s upper mantle
D. Sial 4. The outer portion of the earth including the crust

A B C D
(a) 2 3 4 1
(b) 3 4 1 2
(c) 4 3 2 1
(d) 3 2 1 4
Answer. (c)

24. lf a solar 'eclipse occurs when the moon is quite far from the earth,
the eclipse would be likely to be:
(a) Total
(b) Partial
(c) Annular
(d) None of these
Answer. (a)

25. What can be the maximum duration of totality for a solar eclipse?
(a) 12.5 minutes
(b) 7 minutes 40 seconds
(c) 1 hour 40 seconds
(d) There is no maximum duration
Answer. (b)

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