MCQ/GK: Our Universe: Physical Geography :02

1.The summer and winter seasons in a year are cause by:

A) Aphelion (farthest) and perihelion (nearest) positions of the Earth from the Sun during the annual revolution.
B) Rotation in solar system
C) Varuation in solar system
D) Revolution of the Earth on its inclined axis.

... Answer is D)

2. The Circle of illimination divides Earth into two hemispheres known as:

A) East and West
B) North and South
C) Day and Night
D) Summer and Winter

... Answer is B)

3. Our solar system is a part of which Galaxy?

A) Andromeda
B) Triangulum
C) Milky Way
D) Bode's

... Answer is C)

4. Between which of the following two planets are the asteroids found?

A) Saturn and Uranas
B) Jupiter and Saturn
C) Mars and Jupiter
D) Earth and Mars

... Answer is C)

5. Which of the following planet is known as 'Earth's twin'?

A) Mercury
B) Venus
C) Jupiter
D) Saturn

... Answer is B)

6. How long does light take to reach the Earth from the Sun?

A) About 4 minutes
B) About 8 minutes
C) About 24 minutes
D) About 24 hours

... Answer is B)

7. Which of the following planets of our solar system has least mass?

A) Neptunes
B) Jupiter
C) Mars
D) Mercury

... Answer is D)

8. Which of the following planets takes least time to complete one rotation on its axis?

A) Mercury
B) Earth
C) Jupiter
D) Neptune

... Answer is C)

9. Who among the following was the first to explain that the rotation of the earth on its own axis accounts for the daily rising and setting of the sun?

A) Aryabhata
B) Bhaskara
C) Brahmagupta
D) Varahamihira

... Answer is A)

10. The Earth is at its maximum distance from the Sun on:

A) January 30th
B) December 22nd
C) September 22nd
D) July 4th

... Answer is D)

11. The brightest planet is:

A) Jupiter
B) Mars
C) Venus
D) Mercury

... Answer is C)

12.The name of Saturn's largest moon is:

A) Mimas
B) Enceladus
C) Titan
D) Tethys

... Answer is C)

13. Which one of the following planets has the shortest day?

A) Earth
B) Mars
C) Mercury
D) Venus

... Answer is A)

14.The total number of planets revolving around the sun are:

A) Seven
B) Eight
C) Five
D) Six

... Answer is B)

15.How many degrees does the Earth rotate about its own axis in one hour?

A) 24
B) 15
C) 20
D) 10

... Answer is B)

16.Which is the smallest planet in the Solar system?

A) Pluto
B) Jupiter
C) Mercury
D) Earth

... Answer is C)

17.Which network topology requires a 'Hub' for its working?

A) Ring
B) Bus
C) Star
D) Both Bus and Star

... Answer is C)

18.What is the periodicity of Halley's comet?

A) 30-31 years
B) 45-46 years
C) 85-86 years
D) 75-76 years

... Answer is D)

19.When does the entire earth experience equal days and nights?

A) Day of summer solstice
B) At orbital plane
C) Day of equinox
D) Day of winter solstice

... Answer is C)

20.What is the colour of the light emitted by the sun?

A) Red
B) Yellow
C) White
D) Orange

... Answer is C)