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WorksheetsChanges in Materials that are Useful and Harmful to one’s Environment
Total questions: 15
Worksheet time: 5mins
Identify whether such changes in the materials are useful or harmful to the environment
Cutting a piece of cloth to be made into handkerchief
Useful
Harmful
Growing plants in the backyard
Useful
Harmful
Dumping of wastes at the vacant lot
Useful
Harmful
Cutting of lumber into chairs and tables
Useful
Harmful
Selling of bottles, paper and cardboard materials
Useful
Harmful
Using eco bag or native baskets instead of plastic bags at grocery store
Useful
Harmful
Making a compost pit/bin in the yard for your biodegradable materials
Useful
Harmful
Recycling of old notebooks
Useful
Harmful
Repairing of furniture
Useful
Harmful
Using old tires as flower pots
Useful
Harmful
Cutting down trees
Useful
Harmful
Throwing of detergents into the river
Useful
Harmful
Spraying of spray net/
aerosol
Useful
Harmful
Recycling or re-using waste plastic
Useful
Harmful
Burning of old tires and other plastic materials
Useful
Harmful
