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Paheli gave the following ill effects of the practice of burning dried leaves and other plant parts Burning degrades the soil. Burning produces harmful gases/fumes.

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Question

Paheli gave the following ill effects of the practice of burning dried leaves and other plant parts

  1. Burning degrades the soil.
  2. Burning produces harmful gases/fumes.
  3. Precious raw materials to obtain manure at low cost is lost.
  4.  Lot of heat is generated unnecessarily.

The correct reasons of why we should not burn leaves are

Options

  • i, ii and iv only

  • i, ii, iii, and iv

  • ii and iii only

  • ii, iii, and iv only

MCQ
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Solution

i, ii, iii, and iv

Explanation:

  • Burning degrades the soil - The heat can kill useful soil organisms and destroy nutrients in the topsoil.

  • Burning produces harmful gases/fumes - Burning releases carbon monoxide, carbon dioxide and particulate matter, which pollute the air.

  • Precious raw materials to obtain manure at low cost is lost - Instead of burning, leaves can be composted into manure, enriching the soil.

  • Lot of heat is generated unnecessarily - This can contribute to local warming and poses a fire hazard.

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Chapter 16: Garbage in, Garbage out - Multiple Choice Questions [Page 95]

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NCERT Exemplar Science [English] Class 6
Chapter 16 Garbage in, Garbage out
Multiple Choice Questions | Q 4. | Page 95
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