1. Solar system
practice set one liner /mcq
35 Questions
सौरमंडल’ पर आधाररत क
ु छ ऐसे प्रश्न जो परीक्षा में अक्सर पूछे जाते रहे हैं
REET -2022
ALSO RELEVENT FOR OTHER EXAM AS WELL
UDGAM CLASSES
2. • 1.Which planet is nearest to the earth?
Answer –Venus.
• 2.Which planet is known as the Morning Star or the Evening Star?
Answer –VENUS.
• 3.Which is the largest planet in our solar system?
Answer – JUPITER.
• 4.Which Planet Has the Most Moons?
Answer – the planet with the most number of moons is Jupiter with 66 moons.
• 5.Which planet is closest to the sun?
Answer – name of the closest planet to the sun is : Mercury.
• 6.Which Is the Hottest Planet in the solar system?
Answer –Venus.
• 7.Which Planets Have Rings aroundThem?
Answer – Saturn,Jupiter, Uranus, and Neptune (4 planets).
• 8.Which is the coldest and smallest of all planets?
Answer – PLUTO.
• 9.What is the Orbital period of Moon?
Answer – 27 days.
• 10.Which planet has the most volcanoes?
Answer –Venus.
• 11.Which planets do not have moons?
3. • 12.Which Planet spins backwards relative to the others?
Answer –Venus.
• 13.When was the first man made object sent into space?
Answer – 1957
• 14.Which planet has approximately the same landmass as Earth?
Answer – Mars.
• 15.Who was the first person to reach space?
Answer –Yuri Gagarin, in 1961.
• 16.Who was the first woman to reach space?
Answer –ValentinaTereshkova, in 1963.
• 17.The Moon orbits the Earth every –
Answer – 27.3 days.
• 18.When does a lunar eclipse occur?
Answer – when the Earth is between — the Sun and the Moon.
• 19. At how mush speed Moon moves across the Sun?
Answer – 2,250 km per hour.
• 20. How many natural satellites of Earth are there?
Answer – one, Moon.
4. • 21) What is the name of the smallest planet ?
Answer - Mercury
22) What is the name of the coldest planet ?
Answer - Uranus Planet
23) What is the name of the hottest planet ?
Answer - Venus
24) Which planet is called the Red Planet ?
Answer - Mars Planet
5. • 25) What is the name of the outermost layer of the sun ?
Answer - Corona
26) What is the name of the innermost layer of the sun ?
Answer - Photosphere
27) Which planet is called the Brightest planet ?
Answer - Venus
6. • 28) Largest moon in the Solar System?
• A) Titan
• B) Ariel
• C) Triton
• D) Ganymede
• Correct Answer : D
7. • 29) Which planet does not have rings ?
• 1)Earth 2)Venus 3)Mars 4)Mercury
• A) Only 1
• B) 2 and 3 only
• C) 2, 3 and 4
• D) All of these
• Correct Answer : D
8. • 30) How many moons does Neptune have?
• A) 27
• B) 14
• C) 5
• D) 12
• Correct Answer : B
9. • Q.31What happens when one crosses 180° longitude from east
to west ?
• a) One neither gains nor looses a day but the time changes
• b) There is no change in time or day
• c) One looses a day
• d) One gains a day
• Answer
• Answer: (d)
10. • Q.32Satellite having the same orbital period as the period of rotation
of the Earth about its orwn axis is known as
• a) geostationary satellite
• b) INSAT
• c) stationary satellite
• d) polar satellite
• Answer
• Answer: (a)
• A geostationary satellite is an earth-orbiting satellite, placed at an
altitude of approximately 35,800 kilometres (22,300 miles) directly
over the equatorand revolves in the same direction as the earth
rotates (west to east).
11. • Q33On the surface of the Moon, two persons cannot listen each
other as
• a) They wear special types of space suits on the Moon
• b) Sound travels very slow on the Moon
• c) There is no atmosphere on the Moon
• d) Their ears stops working at the Moon
• A
• Answer: (c)
12. • Q34.The average distance between the sun and earth is
• a) 155 million km
• b) 160 million km
• c) 150 million km
• d) 145 million km
• Answer
• Answer: (c)
13. • Q35.The planet Pluto has been abandoned from the group of the
conventional planet and kept in the group of dwarf planet by a
summit held in
• a) Geneva
• b) Prague
• c) London
• d) Paris
• An
• Answer: (b)
• The planet Pluto has been declared a dwarf planet at the summit
held in Prague. In August 2006 the International Astronomical Union
(IAU) downgraded the status of Pluto to that of a “dwarf planet.”
