Question

Fill in the blanks :
a.
Smoke given out by vehicles causes
pollution
Harmful gases mixed with water drops lead to
rain.
C.
Dysentery is caused by drinking water that has
in it.
G _dj ;_ܩ
clean the air.
e.
A
heap consists of a pit filled with biodegradable
waste left to rot.
107
Science-4​

Answer 1

Answer:

its pretty simple!

Explanation:

Pollution is the introduction of contaminants into the natural environment that cause adverse change. Pollution can take the form of chemical substances or energy, such as noise, heat, or light. Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants.