Natures Cycles
Biodegrading
Where to put it?
Disposal Methods
Packing
100
Name the cycle that is responsible for there being enough oxygen for people and animals to breathe.
Air Cycle
100
What type of organisms help plant and animal waste biodegrade?
Decomposers
100
Where is the best place to dispose of dead batteries?
The eco-station
100
Name one disadvantage of incinerating garbage.
It causes air pollution.
100
What does this symbol mean on packaging?
The packaging can be recycled.
200
Which cycle are decomposers a part of?
Soil Cycle
200
Why would a leaf biodegrade faster than a banana peel?
Because a leaf is smaller and easier for decomposers to break down.
200
Where should you put paper when you are finished using it?
Recycling bin
200
What are 2 disadvantages to composting?
It takes more effort that throwing things away; you need supplies; it smells bad
200
Based on the flowchart, which two materials can be made of tree pulp?
Paper to be made into sheets, and cardboard to be made into boxes.
300
Letter C is the known as _________ in the water cycle:
Precipitation
300
What will happen if you bury a plastic bottle today and check on it in 80 years from now? Why?
It will look just the same - but dirtier - because plastic bottles never biodegrade
300
Name 3 things that can go in a class/home compost bin.
Answers may include:
orange/banana peels
apple/pear cores
veggie scraps
newspaper
dead leaves
- others with teacher approval
300
Why is it a good idea to compost? Give 3 reasons.
allows for more space at landfills
makes soil more nutrient rich
provides food for decomposers
helps the soil cycle
prevents pollution caused by moisture in food scraps when it mixes with chemicals
other answers with teachers approval
300
Based on the flowchart, what must happen before we have recycled paper towels and cereal boxes?
First we must recycle the cardboard boxes and break them down into pulp again.
400
Which part of the air is an animal waste product?
Carbon Dioxide
400
Name three types of decomposers.
Fungi, Bacteria and Insects are the main categories
Worms, insects, fungi, bacteria, mold, mildew - examples
400
Tell where each of the following items should go:
glass bottle
plastic bottle
dirty diaper
used car oil
watermelon rind
old shirt that no longer fits
glass bottle - recycling bin
plastic bottle - recycling bin
dirty diaper - garbage
used car oil - eco-station
watermelon rind - compost
old shirt that no longer fits - donation bin
400
Name an advantage of incinerating garbage and explain why it’s good.
Incinerating garbage makes it take up less space. This is good because landfills take up a lot of space that could be used for something else.
400
Which is a more environmentally smart package and why?
There is not nearly as much plastic material between the chocolates.
500
Name two examples of plant waste
- oxygen
- stems
- dead leaves
- fallen fruit
500
Put these things in order of shortest to longest time spent biodegrading:
glass bottle
paper
leather shoe
orange peel
paper
orange peel
leather shoe
glass bottle
500
What does BLECO stand for?
Batteries, Lights, Electronics, Chemicals, Old paint cans & Oils
500
Name two advantages and two disadvantages to reduce/reuse/recycle as a disposal method.
saves space in landfills
less pollution
items may still be useful to reuse in a different way
Disadvantages:
takes a lot of effort from people
not everything can be disposed of this way
recycling things still takes a lot of energy and resources
(other answers with teachers approval)
500
Name 3 things you can do about the packaging problem.
use reusable bags
- check for items that use recycled materials in their packaging
- buy things without packages if possible
- reuse then recycle packages when you are finished with them
- don’t buy the item at all unless you need it
- shop for products that can be refilled