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Our worldAges 4-6

Recycling, waste & caring for Earth

Practise the Three Rs (Reduce, Reuse, Recycle), composting, water conservation and marine habitat care. Review suitability for your learners before teaching.

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Worksheet StudioPractice pack · Ages 4-6

Recycling, waste & caring for Earth

Take your time. Show your thinking.

  1. 1. Why should used household batteries and old electronics be taken to a special collection point rather than thrown in ordinary rubbish: they contain metals and chemicals that can leak into soil and water, or they float away?

    Why should used household … · Recycling, waste & caring …
  2. 2. Instead of throwing out clothes or storybooks you have outgrown that are still in good condition, what is a sustainable choice: donate or pass them on to younger learners, or burn them?

    Instead of throwing out cl… · Recycling, waste & caring …
  3. 3. What type of light bulb uses much less electricity and lasts much longer than an old filament bulb: an LED bulb or a wax candle?

    What type of light bulb us… · Recycling, waste & caring …
  4. 4. Which of the Three Rs means using less of something in the first place (such as turning off a tap while brushing your teeth): Reduce or Recycle?

    Which of the Three Rs mean… · Recycling, waste & caring …
  5. 5. Why is it important to keep beaches and park picnic areas free of litter: litter harms wildlife and washes into waterways and the sea, or litter helps grass grow?

    Why is it important to kee… · Recycling, waste & caring …
  6. 6. What should you do before putting an empty glass jar or plastic milk bottle into the recycling bin: rinse it out so food residue does not spoil the paper and cardboard recycling, or smash it on the floor?

    What should you do before … · Recycling, waste & caring …
  7. 7. How does collecting rainwater from a roof into a covered water tank help a household: the stored rainwater can water gardens and flush toilets without using treated mains water, or it stops clouds forming?

    How does collecting rainwa… · Recycling, waste & caring …
  8. 8. What does the word “biodegradable” mean: capable of being broken down naturally by bacteria, fungi and other living decomposers, or made of steel?

    “biodegradable” · Recycling, waste & caring …
  9. 9. Which of the Three Rs means using an item again instead of throwing it away (such as bringing a cloth tote bag to the shop): Reuse or Litter?

    Which of the Three Rs mean… · Recycling, waste & caring …
  10. 10. What simple habit saves electricity when you are the last person to leave a room: switching off the lights and fan, or opening the refrigerator door?

    What simple habit saves el… · Recycling, waste & caring …
  11. 11. What are the “Three Rs” that help us care for the environment and cut down on waste: Reduce, Reuse, Recycle, or Run, Rest, Repeat?

    “Three Rs” · Recycling, waste & caring …
  12. 12. How does planting trees in a community or along a shoreline help the environment: tree roots hold soil in place and leaves absorb carbon dioxide while releasing oxygen, or trees block the rain?

    How does planting trees in… · Recycling, waste & caring …
12 questions · Seed 48 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 4-6

Recycling, waste & caring for Earth

Answers and reasoning. Review before teaching.

  1. 1. Why should used household batteries and old electronics be taken to a special collection point rather than thrown in ordinary rubbish: they contain metals and chemicals that can leak into soil and water, or they float away?

    They contain metals and chemicals that can leak into soil and water

    Electronic waste (e-waste) and batteries contain valuable metals to recover and hazardous substances that must not leach into groundwater.

  2. 2. Instead of throwing out clothes or storybooks you have outgrown that are still in good condition, what is a sustainable choice: donate or pass them on to younger learners, or burn them?

    Donate or pass them on to younger learners

    Sharing or donating good-quality books and clothing keeps useful items in circulation.

  3. 3. What type of light bulb uses much less electricity and lasts much longer than an old filament bulb: an LED bulb or a wax candle?

    LED bulb

    LED (light-emitting diode) bulbs convert most of their electrical energy into light rather than wasted heat.

  4. 4. Which of the Three Rs means using less of something in the first place (such as turning off a tap while brushing your teeth): Reduce or Recycle?

    Reduce

    Reducing consumption prevents waste before it is ever created.

  5. 5. Why is it important to keep beaches and park picnic areas free of litter: litter harms wildlife and washes into waterways and the sea, or litter helps grass grow?

    Litter harms wildlife and washes into waterways and the sea

    Taking all rubbish home or using bins keeps land and marine ecosystems safe and clean.

  6. 6. What should you do before putting an empty glass jar or plastic milk bottle into the recycling bin: rinse it out so food residue does not spoil the paper and cardboard recycling, or smash it on the floor?

    Rinse it out so food residue does not spoil the paper and cardboard recycling

    Clean, dry recyclables prevent contamination of other materials in the sorting facility.

  7. 7. How does collecting rainwater from a roof into a covered water tank help a household: the stored rainwater can water gardens and flush toilets without using treated mains water, or it stops clouds forming?

    The stored rainwater can water gardens and flush toilets without using treated mains water

    Rainwater harvesting conserves treated drinking water supplies, especially during dry spells.

  8. 8. What does the word “biodegradable” mean: capable of being broken down naturally by bacteria, fungi and other living decomposers, or made of steel?

    Capable of being broken down naturally by bacteria, fungi and other living decomposers

    Biodegradable materials (such as paper, cotton and food scraps) decay safely back into nature.

  9. 9. Which of the Three Rs means using an item again instead of throwing it away (such as bringing a cloth tote bag to the shop): Reuse or Litter?

    Reuse

    Reusing durable bags, bottles and containers extends their life and avoids single-use waste.

  10. 10. What simple habit saves electricity when you are the last person to leave a room: switching off the lights and fan, or opening the refrigerator door?

    Switching off the lights and fan

    Turning off unneeded lights and appliances reduces electricity demand and emissions.

  11. 11. What are the “Three Rs” that help us care for the environment and cut down on waste: Reduce, Reuse, Recycle, or Run, Rest, Repeat?

    Reduce, Reuse, Recycle

    Reducing what we use, reusing items and recycling materials conserve resources and reduce landfill waste.

  12. 12. How does planting trees in a community or along a shoreline help the environment: tree roots hold soil in place and leaves absorb carbon dioxide while releasing oxygen, or trees block the rain?

    Tree roots hold soil in place and leaves absorb carbon dioxide while releasing oxygen

    Trees prevent soil erosion, provide wildlife habitat, cool streets and absorb CO₂.

12 questions · Seed 48 · Age guidance, not curriculum certification