Lembaran Kerja 3

1. Senaraikan apa yang akan terjadi kepada manusia haiwan dan tumbuhan sekiranya semua

sumber air semulajadi tercemar atau habis.

a) ______________________________________________________________________

b) ______________________________________________________________________

c) ______________________________________________________________________

d) ______________________________________________________________________

e) ______________________________________________________________________

f) ______________________________________________________________________

2. Senaraikan aktiviti manusia yang menyebabkan pencemaran air

a) ______________________________________________________________________

b) ______________________________________________________________________

c) ______________________________________________________________________

d) ______________________________________________________________________

e) ______________________________________________________________________

f) ______________________________________________________________________

3. Tuliskan cadangan anda tentang cara mencegah pencemaran sumber air semulajadi dan

mengekalkan sumber air semulajadi.

a) ______________________________________________________________________

b) ______________________________________________________________________

a) ______________________________________________________________________

g) ______________________________________________________________________

h) ______________________________________________________________________

b) ______________________________________________________________________