Q. Which of the following statements is/are correct regarding cement industries in India?
1. Limestone is the major raw material used in production of cement.
2. The production of cement releases greenhouse gas emissions both directly and indirectly.
Select the correct answer using the codes given below:

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: C
Notes:

Explanation: Cement Industries in India

  • India is the second largest manufacturer of cement in the world.Andhra Pradesh, Rajasthan, Karnataka, Madhya Pradesh, Gujarat and Kerala are largest cement producing states in India.
  • Maharashtra is largest consumer state of Cement.
  • Limestone is the major raw material used in production of cement.
  • The production of cement releases greenhouse gas emissions both directly and indirectly: the heating of limestone releases CO2 directly, while the burning of fossil fuels to heat the kiln indirectly results in CO2 emissions.
  • Cement plants account for 5 percent of global emissions of carbon dioxide, the main cause of global warming. Cement has no viable recycling potential.

Source: NCERT Class 12

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