Water

1234567891011
Across
  1. 2. Waste water from factories and farms contains harmful ________
  2. 4. ________ pass into the water by toilet waste.
  3. 6. Waste water goes away from settlements through _______.
  4. 7. Farmers use ______ on their crops.
  5. 8. Dirty water is _________ to drink.
  6. 10. Farmers also spray crops with chemicals to kill certain ______.
  7. 11. When we clean water to make it safe to drink.
Down
  1. 1. ___________ washes into storm-water drains and then into the river.
  2. 3. When dirty water arrives at a ________, it is cleaned.
  3. 5. Some household chemicals are unsuitable for flushing down the _____
  4. 6. ____________ means anything that damages the environment.
  5. 9. Waste water from toilets