September 29, 2023
With reference to the Solar system, which of the following statements is/are correct?
1. All planets orbit around the sun in counter-clockwise direction.
2. All other planets have density more than that of Saturn.
3. Most of the planets have natural satellite.
Select the correct answer using the code given below.
  • (A) 1 and 2 only
  • (B) 1 and 3 only
  • (C) 1, 2 and 3
  • (D) 2 and 3 only
Which one of the following statements is correct with reference to the ''Earth’s Axial tilt‘’?
1. Axial tilt determines the length of day and night on Earth.
2. It has no effect on the seasons on earth.
Select the correct option using the code given below:
  • (A) 1 only
  • (B) 2 only
  • (C) Both 1 and 2
  • (D) Neither 1 nor 2
Sun's halo is produced by the refraction of light in:
  • (A) Water vapour in Stratus clouds
  • (B) Ice crystals in Cirro-Cumulus clouds
  • (C) Ice crystals in Cirrus clouds
  • (D) Dust particles in Stratus clouds
Diamond ring is a phenomenon observed:
  • (A) At the start of a total solar eclipse
  • (B) At the end of a total solar eclipse
  • (C) Only along the peripheral regions of the totality trail
  • (D) Only in the central regions of the totality trail
Consider the following statements:
1. The Axis of the earth's magnetic field is inclined at 23 and half to the geographic axis of the earth.
2. The earth's magnetic pole in the Northern Hemisphere is located on a Peninsula in Northern Canada.
3. The earth's magnetic equator passes through Thumba in South India.
Which of the statements given above is/are correct?
  • (A) 1, 2 and 3
  • (B) 2 and 3
  • (C) 2 only
  • (D) 3 only
Consider the following statements regarding Sunspots:
1. Sunspots are darker, cooler areas on the surface of the earth formed by eclipse.
2. They are caused by interactions with the Sun’s electric field.
Which of the above statements is/are correct?
  • (A) 1 only
  • (B) 2 only
  • (C) Both 1 and 2
  • (D) Neither 1 nor 2
Which of the following has longest day and nights?
  • (A) Poles
  • (B) Equator
  • (C) Tropic of Cancer
  • (D) Arctic Circle
Consider the following statements about the circle of illumination:
1. The circle of illumination is the circle that divides the day from night on the globe.
2. It takes 365¼ days (one year) for the earth to revolve around the sun.
Which of the above statement(s) is/are correct?
  • (A) 1 only
  • (B) 2 only
  • (C) Both 1 and 2
  • (D) Neither 1 nor 2
The term “Goldilocks Zone” is used in which of the following context
  • (A) The limits of habitable zone above the surface of the earth.
  • (B) Regions inside the Earth where shale gas is available.
  • (C) Search for Earth like planets in the outer space.
  • (D) Search for meteorites containing precious metals.

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