World Geography Selected Questions and Answers Set 1

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Q.1:- The twin planet of the earth which resembles in size, density and mass is ?

  1. Venus
  2. Jupiter
  3. Mars
  4. Mercury

Ans:- (a) Venus

Q.2:- The earth completes one rotation on its axis in ?

  1. 24 Hrs.
  2. 23 Hrs. / 56 mins
  3. 23 Hrs. / 30 mins
  4. 23 Hrs. / 10 mins / 14.9 secs.

Ans:- (b) 23 Hrs. / 56 mins

Q.3:- The twinkling of a star is due to ?

  1. The variation in the intensity of light emitted by it with time
  2. The variation in the composition of the star with time
  3. The transit of other celestial objects across the line of sight
  4. The atmospheric refraction of starlight

Ans:- (d) The atmospheric refraction of starlight

Q.4:- Eclipses occur due to which optical phenomena ?

  1. Reflection
  2. Refraction
  3. Rectilinear Propagation
  4. Diffraction

Ans:- (c) Rectilinear Propagation

Q.5:- The mean radius of the earth is ?

  1. 3200 km
  2. 6400 km
  3. 9600 km
  4. 12800 km

Ans:- (b) 6400 km

Q.6:- The total number of planets revolving around the Sun are ?

  1. Seven
  2. Eight
  3. Five
  4. Six

Ans:- (b) Eight

Q.7:- Which one of the following is present in the largest amount in terms of percent by mass in the Earth’s crust ?

  1. Silicon
  2. Oxygen
  3. Carbon
  4. Calcium

Ans:- (b) Oxygen

Q.8:- How does the Sun get its energy ?

  1. From gravitational pressure
  2. From nuclear fission
  3. From nuclear fusion
  4. None of the above

Ans:- (c) From nuclear fusion

Q.9:- What is the correct sequence of the following in the context of the age of the Earth since its origin :

  1. Cenozoic
  2. Mesozoic
  3. Paleozoic
  4. Protozoic
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Correct sequence is ?

  1. 4, 3, 1, 2
  2. 3, 4, 2, 1
  3. 3, 4, 1, 2
  4. 4, 3, 2, 1

Ans:- (d) 4, 3, 2, 1

Q.10:- The scientist who first discovered that the Earth revolves round the Sun was ?

  1. Newton
  2. Dalton
  3. Copernicus
  4. Einstein

Ans:- (c) Copernicus

Q.11:- The name of Saturn’s largest moon is ?

  1. Mimas
  2. Enceladus
  3. Titan
  4. Tethys

Ans:- (c) Titan

Q.12:- The Earth rotates around in axis pointing towards ?

  1. The Moon
  2. The Polar Star
  3. The Sun
  4. Venus

Ans:- (b) The Polar Star

Q.13:- Which planet in our solar system is nearly as big as the Earth ?

  1. Mercury
  2. Mars
  3. Venus
  4. Pluto

Ans:- (c) Venus

Q.14:- The outermost layer of the Sun is called ?

  1. Chromosphere
  2. Photosphere
  3. Corona
  4. Lithosphere

Ans:- (c) Corona

Q.15:- Which planet was named after the Roman God Zeus ?

  1. Mars
  2. Earth
  3. Venus
  4. Jupiter

Ans:- (d) Jupiter

Q.16:- The summer and winter seasons in a year are caused by ?

  1. Aphelion (farthest) and Perihelion (nearest) positions of the Earth from the Sun during the annual revolution
  2. Rotation in solar insolation
  3. Variation in solar insolation
  4. Revolution of the Earth on its inclined axis

Ans:- (d) Revolution of the Earth on its inclined axis

Q.17:- Mars atmosphere and Volatile Evolution Mission is ?

  1. A spacecraft launched by India
  2. A collaborative project of ISRO and NASA
  3. A spacecraft launched by USA
  4. A collaborative project of NASA and European Space Agency

Ans:- (c) A spacecraft launched by USA

Q.18:- The number of days for year in Mercury is ?

  1. 300
  2. 56
  3. 36
  4. 88
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Ans:- (d) 88

Q.19:- The brightest planet is ?

  1. Jupiter
  2. Mars
  3. Venus
  4. Mercury

Ans:- (c) Venus

Q.20:- The Earth is at its maximum distance from the Sun on ?

  1. January 30th
  2. December 22nd
  3. September 22nd
  4. July 4th

Ans:- (d) July 4th

Q.21:- The horizontal wind circulation near the Earth’s surface is due to the

  1. Pressure Gradient
  2. Frictional Force
  3. Coriolis Force

Select the correct answer using the code given below :

  1. 1 only
  2. 2 and 3 only
  3. 1 and 3 only
  4. 1, 2 and 3

Ans:- (d) 1, 2 and 3

Q.22:- One degree of the circumference of the Earth measures (approx) ?

  1. 100 km
  2. 111 km
  3. 151 km
  4. 175 km

Ans:- (b) 111 km

Q.23:- What is the approximate equatorial circumference of the Earth ?

  1. 30,000 km
  2. 35,000 km
  3. 40,000 km
  4. 45,000 km

Ans:- (c) 40,000 km

Q.24:- The Earth rotate around its axis from ?

  1. North to South
  2. East to West
  3. South to North
  4. West to East

Ans:- (d) West to East

Q.25:- How many kilometers and represented by 1o of latitude ?

  1. 321 km
  2. 211 km
  3. 111 km
  4. 91 km

Ans:- (c) 111 km

 

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