ASMO Science Olympiad 2017 — Level 1 (Years 3 & 4) Question 11
ASMO Science · ASMO Science Olympiad 2017 — Level 1 (Years 3 & 4)
Which human activity often has a harmful effect on the environment?

Recycling paper and plastic
Riding a bicycle to school
Helping seeds to germinate
Throwing garbage into a stream