Class 10 Science Important Questions Chapter 15 - Board Exam 2020 (Download PDF)

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Class 10 Science Important Questions Chapter 15 - Our Environment

  • Ecosystem
  • Artificial ecosystem
  • Food chain
  • Ozone depletion
  • Global warming
  • Arctic emergency
  • Food pyramid
  • Decomposers, scavengers
  • Byproducts of fertilizer industries
Class 10 Science Important Questions Chapter 15

- Published/Last Modified on: January 16, 2020

CBSE Board Upd.

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