Class 10th Earth Science Quiz
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Questions and Answers

What is the most abundant gas in the Earth's atmosphere?

  • Argon
  • Oxygen
  • Carbon dioxide
  • Nitrogen (correct)
  • Which process is responsible for the formation of sedimentary rocks?

  • Weathering and erosion (correct)
  • Volcanic activity
  • Crystallization from magma
  • Metamorphism
  • What is the function of chlorophyll in plants?

  • Regulating plant growth
  • Storing carbohydrates
  • Capturing light energy for photosynthesis (correct)
  • Transporting water and nutrients
  • Study Notes

    Atmospheric Composition

    • Nitrogen (N2) is the most abundant gas in the Earth's atmosphere.

    Rock Formation

    • Sedimentary rocks are formed through the process of lithification, which involves the compression and cementation of sediments.

    Plant Photosynthesis

    • Chlorophyll, a green pigment, plays a crucial role in plant photosynthesis, as it absorbs light energy and facilitates the conversion of CO2 and H2O into glucose and O2.

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    Description

    Test your knowledge of earth science with this quiz on Class 10th science notes. Identify the most abundant gas in the Earth's atmosphere, understand the process responsible for the formation of sedimentary rocks, and learn about the function of chlorophyll in plants. Ideal for students looking to reinforce their understanding of these fundamental concepts.

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