Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


The introduction of harmful substances in the environment is called pollution.There are different types of pollution-Soil pollution,air pollution,water pollution,noise pollution,nuclear pollution.Its sources are industries,vehicles,combustion,construction,mining,agriculture,etc.
hope i helped u:)

0 0 0
a little
u want more?
i vl edit it...wait
Pollution can happen to anything .
pollution is something unwanted to some other thing .
eg air land pollution 
note humans also can get polluted 
hope it helps 
plz mark as best 
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts