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Biology · May / June 2020 · Paper 12 · Question 32

5090Effects of humans on ecosystems

Which pollutants may be released by agricultural practices?

  1. Ainsecticides: yes | methane: yes | fertiliser: yes | sulfur dioxide: no
  2. Binsecticides: yes | methane: yes | fertiliser: no | sulfur dioxide: yes
  3. Cinsecticides: yes | methane: no | fertiliser: yes | sulfur dioxide: yes
  4. Dinsecticides: no | methane: yes | fertiliser: yes | sulfur dioxide: yes

As printed in the paper

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Correct answer: A. insecticides: yes | methane: yes | fertiliser: yes | sulfur dioxide: no

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