Which saves raw materials:
- Recycling
- Composting
- Both
Recycling
Which of the following materials are raw materials?
- Paper - Oil
- Glass - Sand
- Wood - Plastic
Wood, oil, sand
Find the error in the statement and correct it.
Waste is sorted and recycled in dumps.
Waste is sorted and recycled in recycling plants.
Which reduces the amount of harmful gases coming from dumps:
- Recycling
- Composting
- Both
Composting
Fill in the missing parts of the sentence:
Recycled _________ can be made out of old cardboard. Other recyclers can turn old plastic bottles into polar fleece, which is used to make _________.
paper, clothing
Recycled paper can be made out of old cardboard. Other recyclers can turn old plastic bottles into polar fleece, which is used to make clothing.
Which reduces farmers’ use of chemical fertilizers:
- Recycling
- Composting
- Both
Fill in the missing parts of the sentence:
Tin cans and certain plastic containers are made of ________ materials, while leftover food and unwanted ________ are compostable materials.
plants, recyclable
Tin cans and certain plastic containers are made of recyclable materials, while leftover food and unwanted plants are compostable materials.
Which reduces the production of garbage:
- Recycling
- Composting
- Both
Both
Find the error in the statement and correct it.
Composting consists in putting a part of a plant in water so that it will grow new roots.
Propagation with cuttings consists in putting a part of a plant in water so that it will grow new roots.
Fill in the missing parts of the sentence:
Recycling is the transformation of _______ into new consumer ________. Composting is the transformation of ________ waste into ________.
Products, waste, compost, organic
Recycling is the transformation of waste into new consumer products. Composting is the transformation of organic waste into compost.
Find the error in the statement and correct it.
A plastic bag decomposes more rapidly than a paper bag.
A plastic bag decomposes less rapidly than a paper bag.
At the cafeteria, Yannis threw his plastic juice bottle, his leftover salad 2 and his cardboard cookie box in the garbage. Do you think Yannis could have recycled or composted his lunch waste? Explain your answer.
Yes, Yannis could have recycled his plastic juice bottle and his cardboard cookie box. He could also have composted his leftover salad because it is organic waste.