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WorksheetsWaste in Our World unit test
Total questions: 20
Worksheet time: 11mins
Waste is unwanted materials and objects that people have thrown away. Which of the following is toxic?
batteries
cans of paint
car exhaust
all of the above
Animal waste is leftover materials from animals. Examples are
a bird's nest
bird excrement
feathers
all of the above
When a plant dies, its remains are decomposed because they are...
biodegradable
gradable
ungradable
biotic
Which of the following would help get rid of waste?
recycling
reusing
regifting
all of the above
Which of the following words means "waste that can be broken down by decomposers so it can become nutrients for soil and useful for our environment?
germs
biodegradable waste
vermicompost
leachate
Toxic waste is waste that can
harm when it is inhaled or eaten.
help gardens grow.
be easily broken down into reusable materials.
only be found on Mars.
Little creatures that break down organic waste are
microorganisms
fungi
mold and worms
all of the above
Which of the following is an example of organic waste?
metal
plastic
food scraps
glass
Which type of waste is the most biodegradable?
Liquid waste
organic waste
recyclable waste
hazardous waste
Which of the following living things are decomposers?
worms
mice
trees
birds
An apple core is an example of which type of waste?
hazardous waste
recyclable waste
liquid waste
organic waste
Which of the following is an example of flammable hazardous waste?
gasoline
batteries
vinegar
metals
Which of the following is not part of the R's of recycling?
repair
re-do
replace
regift
What type of waste is soapy water?
liquid
solid
organic
none of the above
What type of waste is pizza?
hazardous
solid
liquid
none of the above
True or false: A producer creates their own food and does not eat anything else. They produce food for the consumers who can't produce their own food.
true
false
True or false: one square metre of rich soil can contain over 1 billion organisms.
true
false
Another name for a landfill site is a...
toboggan hill
golf course
hill
dump
True or false: plant leaves serve as a source of food for soil , insects, worms and other creatures.
true
false
The type of worm used in vermicompost bins are called
isopods
red wigglers
earwigs
ants
