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  • Question
  • Which of the following is the uppermost layer of the atmosphere?


  • Options
  • A. Stratosphere
  • B. Mesosphere
  • C. Ionosphere
  • D. Exosphere

  • Correct Answer
  • Exosphere 

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    General Science problems


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    • 1. Which of the following is not a commercial source of energy?

    • Options
    • A. Coal
    • B. Petroleum
    • C. Natural Gas
    • D. Firewood
    • Discuss
    • 2. ___________ is the set of all possible combinations of the two inputs that yield the same maximum possible level of output.

    • Options
    • A. The Short Run
    • B. The Long Run
    • C. Isoquant
    • D. Average product
    • Discuss
    • 3. Biofortification is a ________________ .

    • Options
    • A. method of breeding crops to increase their nutritional value
    • B. strategy to combat unwanted nutrients in plants
    • C. method of developing resistance to insect pests
    • D. method of plant breeding for disease resistance
    • Discuss
    • 4. Which among the following has the maximum life span

    • Options
    • A. Eagle
    • B. Tortoise
    • C. Tiger
    • D. Elephant
    • Discuss
    • 5. Bridgmanite is

    • Options
    • A. A bridge on the river Thames
    • B. Name of a game
    • C. Earth's most abundant mineral
    • D. Name of a music
    • Discuss
    • 6. A tropical deciduous plant special to the Deccan plateau is

    • Options
    • A. Teak
    • B. Shisam
    • C. Sandalwood
    • D. Sal
    • Discuss
    • 7. The most abundant metal in the Earth's crust is

    • Options
    • A. zinc
    • B. copper
    • C. aluminium
    • D. iron
    • Discuss
    • 8. According to the distance of planets from the Sun, which of the following order is correct?

    • Options
    • A. Mercury, Venus, Earth, Mars
    • B. Mercury, Earth, Mars, Venus
    • C. Mercury, Mars, Earth, Venus
    • D. Mercury, Mars, Venus, Earth
    • Discuss
    • 9. Rayon is obtained from which among the following?

    • Options
    • A. Silk
    • B. Wood pulp
    • C. Wool
    • D. Cotton
    • Discuss
    • 10. Which among the following is NOT an event during the photosynthesis process?

    • Options
    • A. Absorption of light energy by chlorophyll
    • B. Conversion of light energy to chemical energy
    • C. Splitting of water molecules into hydrogen and oxygen
    • D. Oxidation of carbon dioxide to carbohydrates
    • Discuss


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