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Suggest measures in the following situations: (a) To avoid noise pollution in classroom. (b) To minimize electricity consumption at home. (c) Bursting fire crackers in festivals and processions.

(a) To avoid noise pollution in classroom.
To avoid noise in classroom make small changes in the classroom like.
i.  Add curtains to the classroom.
Ii. Use cork bulletin boards to walls.
iii. Placing sound absorbing panels on upper walls.
iv. Plastic buffer on furnitures can avoid noise caused due to dragging of furnitures.

(b) To minimise electricity consumption at home.

i.  Switch off the electrical appliances like computer, fan, light, air conditioner. T.V. etc, when not in use.
ii.  Use of washing machine, grinder should be reduced to twice in a week instead of daily.
iii. Use electricity saving devices such as more efficient light bulbs lime CFL and LED tube lights etc.
iv. Use Solar Water heater instead of electrical heaters.

(c) Bursting fire crackers in festivals and processions.

i.  Use eco friendly carbon free noiseless crackers which do not affect us in any way.

ii. Popularise the idea of not using crackers in festivals among public.