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Waste In Our World
Test Description: Review for Unit test
Instructions: Answer all questions to get your test result.
1) What is waste?
A
We can use over and over
B
Made by humans
C
Unwanted material by humans or nature
2) What goes to the dump?
A
apple
B
old toys
C
paper
D
pop can
3) What can be recycled
A
Paper
B
Carrot
C
DVD
D
laptop
4) What is biodegradeable?
A
Things that decompose or decay in nature, turning back into soil
B
Not decomposing easily
C
Organisms that eat the waste
D
Something that dies
5) What will biodegrade?
A
apple
B
rubber
C
tin can
D
styrofoam
6) How can we reduce waste in a classroom?
A
take many papers
B
double space our writing
C
throw paper in the garbage that we don't need
D
use both sides of paper
7) What can we do at home to reduce waste?
A
Buy one use containers
B
run the tap when you brush teeth
C
Put lids on your pots
D
Turn off the lights
8) What are the 3R's
A
reconstruct, remake, re-do
B
reduce, refuse, remake
C
recycle, reinvent, redo
D
reduce, reuse, recycle
9) If I reuse a bag to do groceries I am
A
reducing
B
reusing
C
recycling
10) If I use a put my paper coffee cup in the blue bin, I am
A
reducing
B
reusing
C
recycling
11) What ways can I dispose waste?
A
landfill, incinerator, dump
B
garbage, bottle depot
C
burry it, give it to the animals
D
donate it
12) Which disposal method has layers to protect from toxins?
A
landfill
B
dump
C
incinerator
13) Which disposal method burns waste?
A
landfill
B
incinerator
C
dump
14) What is an advantage of dumps?
A
expensive
B
toxins go into the earth
C
cheap
D
messy
15) What is a disadvantage of dumps?
A
easy
B
Toxins sink down into the earth
C
fast
D
cheap
16) What is a disadvantage of incinerators?
A
no waste
B
takes up less space
C
stinks, pollutes the air
17) How is a landfill different than a dump
A
dumps smell, landflls don't
B
Landfills sort their waste, dumps do not
C
Landfills don't take space, dumps do
18) What are the organisms called that help eat waste?
A
prey
B
consumers
C
decomposers
D
dinosaurs
*select an answer for all questions
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