Question

collect data of major river systems in India on the basis of pollution level .represent it through a pie chart.suggest any two ways for reducing pollution level of rivers through a presentation

Answer 1

here is the anwer 
two ways to reduce pollution are as follows
avoid the use of fossil fuels by forming car pools or using public transport
avoid using plastic bags use bags of cloth instead.

Answer 2

Answer:

Hope it helps

Step-by-step explanation:

DO NOT pour fat from cooking or any other type of fat, oil, or grease down the sink. ...

DO NOT dispose of household chemicals or cleaning agents down the sink or toilet. ...

DO NOT flush pills, liquid or powder medications or drugs down the toilet. ...

Avoid using the toilet as a wastebasket