water quality
Authored by sara said
Biology, Chemistry, Science
6th - 9th Grade
Used 25+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
sources of water pollution are
non point source only
point source only
both point and non-point
non
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
which type of pollution shown in the picture
point source
non-point source
both types
non
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
What do you think the consequences of low dissolved oxygen in water body ?
fish will reproduce more
high risk on fish
reduce growth on crabs
intolerable environment for the marine organisms
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Analyze the graph to explain the relation between temperature and amount of oxygen
(a)
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
which of the following sentences is/are correct ?
Nitrate is a nitrogen based compound often used in fertilizers
when algae die, dissolved oxygen increases
Runoff from fertilizers used in farming can deliver nitrates to lakes and streams
More matter floating on water surface means high turbidity
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
which one of the following terms describes the image
acidity
turbidity
nitrates
temperature
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
What is bioindicator?
It is another way that water quality can be measured
it is a plant live in water
It is an organism that is sensitive to environmental conditions and is one of the first to respond to change
non of previous
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