Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

The name of NASA's related mission isJuno-

A. saturn
B. Mars
C. Jupiter
D. none of the suitable
Answer» D. none of the suitable
2.

Titan, one of the largest satellites of the Solar System, is a satellite of which of the following?

A. Jupiter
B. saturn
C. Uranus
D. Neptune
Answer» C. Uranus
3.

Which of the following planets has a ring around it -

A. Jupiter
B. Arun
C. Varun
D. saturn
Answer» E.
4.

Which of the following planets takes maximum time to revolve around the Sun?

A. Earth
B. Jupiter
C. Mars
D. Venus
Answer» C. Mars
5.

Shumaker Levy - 9 comet collided with which planet?

A. Venus
B. Mars
C. Jupiter
D. saturn
Answer» D. saturn
6.

The United States sent a spaceship named Galilee to discover which planet?

A. Mars
B. Jupiter
C. Neptune
D. saturn
Answer» C. Neptune
7.

The largest planet in the solar system is-

A. Uranus
B. Venus
C. Jupiter
D. saturn
Answer» D. saturn
8.

Which is the smallest satellite of the solar system?

A. Phobos
B. demos
C. Leda
D. fardelia
Answer» C. Leda
9.

Which planet looks red in the night sky?

A. wed
B. Mars
C. Jupiter
D. saturn
Answer» C. Jupiter
10.

What sign does the red spot on Jupiter indicate?

A. gas
B. Liquid substance
C. Turbulent clouds
D. Earth
Answer» D. Earth
11.

Apart from Earth, on which planet there is a possibility of human presence?

A. Mars
B. wed
C. Venus
D. saturn
Answer» B. wed
12.

The planet that appears in red color is

A. Venus
B. saturn
C. Mars
D. Varun
Answer» D. Varun
13.

Apart from Earth, on which planet is the change of seasons possible?

A. Arun
B. Varun
C. Mars
D. Jupiter
Answer» D. Jupiter
14.

The spacecraft that landed on Mars for the first time is -

A. mir
B. Adventurer
C. Rohini
D. path finder
Answer» E.
15.

The value of the day of a planet and the inclination of its axis is approximately equal to the value of the day and the inclination of the Earth -

A. About Uranus
B. About Neptune
C. about saturn
D. about Mars
Answer» E.
16.

On which planet other than Earth is the atmosphere found?

A. wed
B. Jupiter
C. Venus
D. Mars
Answer» E.
17.

The axis of the earth is -

A. inclined
B. vertical
C. horizontal
D. curvilinear
Answer» B. vertical
18.

How much is the Earth's polar diameter less than its equatorial diameter?

A. 25 km.
B. 43 km.
C. 80 km.
D. 30 km.
Answer» C. 80 km.
19.

The speed of the earth in its orbit is -

A. west to east
B. East to west
C. North South
D. south to north
Answer» B. East to west
20.

Planets smaller in size than Earth are -

A. Arun and Mangal
B. Varun and Venus
C. Venus and Mars
D. Varun and Mangal
Answer» D. Varun and Mangal
21.

What is approximately the equatorial diameter of the Earth?

A. 12, 700 km.
B. 12, 750 km.
C. 12, 650 km.
D. 12, 600 km.
Answer» C. 12, 650 km.
22.

The greatest distance between the Earth and the Sun is during

A. north solstice
B. south solstice
C. Apsour
D. subsolar
Answer» D. subsolar
23.

Who first propounded that the Sun is the center of our solar system and the Earth revolves around it?

A. newton
B. Galilean
C. panini
D. copernicus
Answer» E.
24.

When the duration of day and night are equal, the rays of the sun fall directly

A. at the north pole
B. At the equator
C. at the south pole
D. at the Tropic of Cancer
Answer» C. at the south pole
25.

If the atmosphere is considered to be removed from the earth and space, then what will be the color of the sky?

A. Blue
B. Red
C. White
D. Black
Answer» E.
26.

The duration of the day at the poles is

A. 3 month
B. six months
C. nine months
D. twelve months
Answer» C. nine months
27.

Who first measured the circumference of the earth?

A. Hikatius
B. Herodotus
C. Aristotle
D. Eratosthenes
Answer» E.
28.

The circumference of the earth is -

A. 35,000 km
B. 40, 075 km.
C. 45, 000 km.
D. 47, 050 km.
Answer» C. 45, 000 km.
29.

On which of the following dates do the sun's rays fall directly on the equator?

A. 23 September
B. March 21
C. 21 March and 23 September
D. June 20
Answer» D. June 20
30.

On June 21, daylight is visible at the North Pole.

A. zero hours
B. 12 hours
C. 18 hours
D. 24 hour
Answer» E.
31.

Which planet is in the third order in terms of distance?

A. wed
B. Venus
C. Earth
D. Mars
Answer» D. Mars
32.

The duration of day and night on earth is the same

A. at the poles
B. At the equator
C. on the Tropic of Capricorn
D. at the Tropic of Cancer
Answer» C. on the Tropic of Capricorn
33.

When is the longest day in the southern hemisphere?

A. 21 June
B. 23 September
C. March 21
D. 22 December
Answer» E.
34.

The planet closest to the earth is -

A. wed
B. Venus
C. Jupiter
D. Mars
Answer» C. Jupiter
35.

Equinox means the date on which-

A. Day and night are of equal duration.
B. Days are longer than night.
C. night is longer than day
D. have the shortest day and shortest night of the year
Answer» B. Days are longer than night.
36.

What is the distance of Earth from the Sun?

A. 107. 7 million km.
B. 142. 7 million km.
C. 146. 7 million km.
D. 149. 6 million km.
Answer» E.
37.

The Earth is at its maximum distance from the Sun -

A. 365. in 12 days
B. 365. in 25 days
C. 365. in 50 days
D. 365. in 75 days
Answer» C. 365. in 50 days
38.

The reason for having day and night is

A. Earth's rotation on its axis
B. the speed of the sun relative to the earth
C. tilt of the earth's axis
D. Earth's revolution around the Sun
Answer» B. the speed of the sun relative to the earth
39.

Earth is located

A. between Venus and Mars
B. between Mars and Jupiter
C. between Venus and Jupiter
D. between Mercury and Venus
Answer» B. between Mars and Jupiter
40.

The light from the nearest star other than the Sun reaches the Earth -

A. 2 seconds
B. 42 seconds
C. 2 years
D. 42 years
Answer» D. 42 years
41.

The shortest distance between the Sun and the Earth is -

A. on 22nd December
B. On June 21
C. On September 22
D. On January 3
Answer» E.
42.

Earth's natural satellite is

A. Aryabhata
B. Rohini
C. moon
D. Mars
Answer» D. Mars
43.

Which of the following is called 'Blue Planet'?

A. saturn
B. Earth
C. Jupiter
D. Mars
Answer» C. Jupiter
44.

What is the position of Earth in the Solar System in terms of size?

A. third
B. fourth
C. Fifth
D. sixth
Answer» D. sixth
45.

The diameter of the earth at the equator is approximately -

A. 25, 000 km.
B. 20, 000 km.
C. 12, 800 km.
D. 6, 400 km.
Answer» D. 6, 400 km.
46.

Approximately at what speed does the Earth revolve around the Sun in its orbit?

A. 5˚ per day
B. 2˚ per day
C. 1˚ per day
D. 3˚ per day
Answer» D. 3˚ per day
47.

The spheroid is flat at the Earth's poles, this is clearly proved by the fact -

A. Earth's weight is greatest at the poles and minimum at the equator.
B. The mass of the substance is minimum at the poles and greatest at the equator
C. The mass of matter is greatest at the poles and the equator
D. Matter loses its weight on poles
Answer» B. The mass of the substance is minimum at the poles and greatest at the equator
48.

Why are stars more visible from east than west?

A. The whole universe is moving from east to west
B. the earth is orbiting the sun
C. the earth is rotating from east to west
D. the earth is rotating from west to east
Answer» E.
49.

Earth rotates on its axis -

A. East to west
B. west to east
C. North South
D. south to north
Answer» C. North South
50.

The speed of Earth's rotation is

A. 27 kms. / Minute
B. 31 km. / Minute
C. 25 km. / Minute
D. 39. 5km/min
Answer» B. 31 km. / Minute