Q: 2201 The top atmosphere of the Earth directly reflects back into space nearly what part of the total amount of sun';s energy coming to it?

  1. 
    10%
  2. 
    20%
  3. 
    30%
  4. 
    50%

Q: 2202 The phases of the moon are partially the result of the____________?

  1. 
    Variations in the moon';s gravitation

Q: 2203 ';Black holes'; refers to_______________?

  1. 
    Holes occurring in heavenly bodies
  2. 
    Bright spots on the sun
  3. 
    Collapsing object of high density
  4. 
    Collapsing object of low density

Q: 2204 Constellations referred to as zodiac, are__________?

  1. 
    Imaginary regions that encompass the path of the planets
  2. 
    Signs of Roman gods
  3. 
    A group of stars
  4. 
    None of these

Q: 2205 Which one of the following is not a unit of distance?

  1. 
    Parsec
  2. 
    Astronomical Unit
  3. 
    Light Year
  4. 
    Foot Candle

Q: 2206 Which on of the following planets orbits around the sun in a clockwise direction?

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

Q: 2207 Isobars are the lines connecting the places having same:___________?

  1. 
    Pressure
  2. 
    Rainfall
  3. 
    Height
  4. 
    Temperature

Q: 2208 Spring tides occur on new moon and full moon days because on these days_____________?

  1. 
    Sun, moon and earth are in a straight line
  2. 
    Sun and earth are at right angles
  3. 
    Sun and moon are at right angles
  4. 
    Earth and moon are at right angles

Q: 2209 Which of the following planets is fastest rotating planet?

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

Q: 2210 Which of the following planets has the smallest diameters_____?

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

Q: 2211 Which of the following is the largest planet?

  1. 
    Neptune
  2. 
    Jupiter
  3. 
    Saturn
  4. 
    Mars

Q: 2212 Who was the first to measure the earth';s radius

  1. 
    Galileo
  2. 
    Copernicus
  3. 
    Ptolemy
  4. 
    Eratosthenes

Q: 2213 Which is the nearest star to our sun?

  1. 
    Proxima Centurai
  2. 
    Alpha Scorpii
  3. 
    Beta Orionis
  4. 
    Vega

Q: 2214 The Lunar eclipse occurs when:

  1. 
    Moon is b/w the earth and the sun
  2. 
    Earth is b/w the sun and the moon
  3. 
    Sun is b/w the earth and the moon
  4. 
    Earth is at right angles to the direction of the sun and the moon

Q: 2215 Most important effect of the moon on earth is that it___________?

  1. 
    Causes weather change
  2. 
    Causes earthquakes
  3. 
    Causes solar and lunar eclipse
  4. 
    Effects tides of the ocean

Q: 2216 Among the planets of the Solar system the position of the Earth from the Sun is:_________?

  1. 
    Second
  2. 
    Third
  3. 
    Fourth
  4. 
    Sixth

Q: 2217 Which of the followong spacecrsft enabled man to step on the moon first?

  1. 
    Spuntnik I
  2. 
    Luna II
  3. 
    Vostok I
  4. 
    Apollo XI

Q: 2218 Hailey';s comet is visible after every_________?

  1. 
    84 years
  2. 
    76 years
  3. 
    1000 years
  4. 
    365 years

Q: 2219 The setting sun often looks oval in the shape because of__________?

  1. 
    The fact that sun really becomes oval in the evening
  2. 
    Refraction of rays of sun passing through the atmosphere
  3. 
    Optical Illusion
  4. 
    Dispersion

Q: 2220 Which one of the following is applicable to the planet ';Venus';?