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Basic Science Constituents Of Universe
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Basic Science Constituents Of Universe
1
Earth belongs to the galaxy called
A
Andromeda
B
Radio galaxy
C
Milky ways
D
Elliptical galaxy
2
The Sun is mainly made ofoxygennitrogen
A
hydrogen
B
oxygen
C
carbon dioxide
D
nitrogen
3
The planet having five satellites is
A
Mars
B
Uranus
C
Pluto
D
Mercury
4
The three main constituents of universe aresolar system planets and stars
A
the Sun Earth and stars
B
solar system stars and galaxies
C
solar system planets and stars
D
The Sun stars and galaxies
5
Modern astromers have divided the whole sky into
A
77 constellations
B
88 constellations
C
12 signs of zodiac
D
billions of galaxies
6
Next to the Sun the star nearest to Earth isPolaris
A
Spica
B
Polaris
C
Alpha centuari
D
Sirius
7
Light year is a unit ofdistance between the Sun and earth
A
time
B
distance
C
distance between the Sun and earth
D
intensity of light
8
Polaris is a
A
comet
B
star
C
planet
D
galaxy
9
The number of satellities of Saturn is
A
two
B
five
C
ten
D
twelve
10
A group of bright and faint stars is called
A
constellation
B
galaxy
C
stellar system
D
solar system
11
Solar system consists of
A
seven plants
B
sun and earth only
C
sun and stars
D
nine plants
12
Approximately the number of times the gravitational force on the surface of Sun compared to that on the Earths surface is
A
82
B
28
C
1040
D
88
13
Heavenly bodies which shine due to their own energies are called
A
planets
B
galaxies
C
stars
D
meteors
14
The plant having twelve satellite is
A
Jupiter
B
Saturn
C
Mars
D
Venus
15
The number of satellites of Neptune is
A
zero
B
one
C
two
D
three
16
The galaxy close to Earth is17
A
Milky ways
B
Radio galaxy
C
Andromeda
D
Magnellanic clouds
17
According to heliocentric theory18.
A
earth is stationary
B
planets are at rest
C
Sun is revolving around the Earth
D
Sun is the centre of solar system
18
Building blocks of the universe arestars
A
star
B
galaxies
C
constellations
D
planets
19
Taurus is a
A
star
B
galaxy
C
constellation
D
planet
20
The star nearest to Earth is
A
Sun
B
Dhruva
C
Chitra
D
Alpha centavri
21
.Asteroids comets and meteors belong toconstellations
A
stellar system
B
solar system
C
constellations
D
galaxies
22
Which one of the following is not a unit of time
A
light year
B
leap year
C
microsecond
D
lunar month
23
The model of solar system according to which the Sun is at rest was first proposed by
A
Venus
B
Hubble
C
Copernicus
D
Newton
24
.The period of rotation of the Sun is
A
34 days
B
25 days
C
25 days at pole and 34 days at the equator
D
34 days at the pole and 25 days at the equator
25
According to geocentric model of planetary motion
A
earth is stationary
B
the Sun is stationary
C
planets are stationary
D
earth is moving around the Sun
26
A large group of stars is called agalaxy
A
sign of zodiac
B
constellation
C
galaxy
D
universe
27
The distance 9.46 ? 1012 km is equal to
A
diameter of milky ways
B
distance of the Sun from Earth
C
one light year
D
one astronomical unit
28
Which one of the following does not have satellite
A
Earth
B
Mars
C
Mercury
D
Uranus
29
Surface temperature of the Sun is found to be about2.
A
580 K
B
5800 K
C
14 million K
D
1 million K
30
Which one of the following is called an inferior plant3.
A
Pluto
B
Earth
C
Venus
D
Jupiter
31
Solar energy received by planets
A
Mars
B
decreases as the distance of the plant from the Sun increases
C
is zero
D
is same for all planets
32
Keplers third law can he used to find
A
speed of motion of a planet
B
size of a planet
C
distance of a planet
D
mass of a planet
33
In solar system the plant nearest to the Sun is
A
Mars
B
Mercury
C
Earth
D
Venus
34
Parallax method is used to find
A
distance of a planet from the earth
B
temperature of a planet
C
mass of a planet
D
size of a planet
35
The albedo of Mercury is
A
6
B
0.06
C
0.85
D
0.6
36
The solar radiation incident on a planet
A
is entirely reflected
B
is partly reflected
C
is completely absorbed
D
does not heat up the surface
37
If the velocity of molecules is more than the escape velocity on a planet then that planet will have
A
no atmosphere
B
atmosphere
C
more mass
D
less mass
38
Reflecting power of a heavenly body is albedo
A
atmosphere of a planet
B
absorbing power of a planet
C
escape velocity on a planet
D
reflecting power of a heavenly body
39
One astronomical unit is the distance
A
travelled by light in one year
B
of the Earth from the Sun
C
of Pluto from the Sun
D
of mercury from the Sun
40
The surface of a planet is hot due to
A
reflection of solar radiation
B
nuclear fusion
C
cosmic fusion
D
absorption of solar radiation
41
Which one of the following is self-luminous
A
Venus
B
Moon
C
Polaris
D
Mars
42
Surface temperature of a planet can be determined by using
A
Keplers law
B
Parallax method
C
Stefans law
D
Absorption of solar radiation
43
Hydrogen helium methane and ammonia gases are present in
A
Venus
B
Earth
C
Mars
D
Jupiter
44
The planet having a thick atmosphere of carbon-di-oxide is
A
Venus
B
Jupiter
C
Neptune
D
Mercury
45
In solar system the plant farthest to the Sun is
A
Mercury
B
Earth
C
Uranus
D
Pluto
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