Biology 0610 · IGCSE · Pollution

Pollution — practice question

A substantial quantity of herbicide is sprayed onto a field. However, some of the herbicide is carried by runoff into a nearby lake. What effect does the herbicide have on the weeds in the field and on the plants in the lake?

  • Aweeds in field: less growth, plants in lake: less growth
  • Bweeds in field: less growth, plants in lake: more growth
  • Cweeds in field: more growth, plants in lake: less growth
  • Dweeds in field: more growth, plants in lake: more growth

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