Page 4 - Lesson note

Effects:

1. It affects the health of aquatic

animals.
a n i m a l s .

2. It forms various diseases in humans,

and animals.

o
c
t
n
h
t

e
a
e
t

d
i
m
a
n

S
w
i

3. Swimming in the contaminated
3
.
g
i
n
n
m
m
i
water causes skin rashes to the
children.
4. It also affects the ecosystem.