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CBSE Class 10 Science Question 15 of 45

Solved 2024 Sample Question Paper CBSE Class 10 Science — Question 15

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15
Question

Question 15

In 1987, an agreement was formulated by the United Nations Environment Programme (UNEP) to freeze the production of “X” to prevent depletion of “Y”. “X” and “Y” respectively referred here are:

  1. Ozone; CFCs
  2. CFCs; rays UV
  3. CFCs; Ozone
  4. UV rays; Diatomic oxygen
Answer

CFCs, Ozone

Reason — In 1987, an agreement was formulated by the United Nations Environment Programme (UNEP) to freeze the production of CFCs to prevent the depletion of Ozone.