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WorksheetsWater Quality (Unit 7)
Total questions: 14
Worksheet time: 28mins
Name
Class
Date
1.
Define water pollution
a)
when the environment is not affected by materials
b)
When materials affect the quality of water
c)
the quality of the water is consistent
d)
introducing natural materials into bodies of water
2.
Which of the following describes macroinvertebrates?
a)
Used to introduce prey into ecosystems
b)
Not easy to identify in water ecosystems
c)
A detection organism used in determining water quality
d)
Microscopic organisms that move very quickly
3.
Which of the following describes water deprivation?
a)
water usage < water conservation
b)
water usage = water conservation
c)
water usage > water conservation
d)
there is no relationship between water usage and conservation
4.
Macroinvertebrate are organisms that are important in water pollution, which word can describe this organism the best?
a)
Ecosystem
b)
Biotic
c)
Eco-friendly
d)
Biology
5.
Which word is defined: A scale that determines the quality of an environment by assessing the organisms living in it
a)
Environmental Scale
b)
Water Quality Index
c)
Biotic Index
d)
Ecological Scale
6.
This is a process by which plants create oxygen & food
a)
Cellular Respiration
b)
Photosynthesis
c)
Transpiration
d)
Anaerobic Respiration
7.
Which of the following is NOT a way to reduce water pollution?
a)
Increasing recycling
b)
Increasing construction
c)
Decreasing run-off
d)
Decreasing plant nutrients
8.
Which of the following is NOT a way to reduce water usage?
a)
Increasing groundwater
b)
Increasing well use
c)
Decreasing irrigation
d)
Decreasing industrial waste water
9.
Increasing sewage in a water source, can increase BOD & can
a)
decrease oxygen supply
b)
increase water supply
c)
increase oxygen supply
d)
decrease water pollutants
10.
Adding organic wastes to a body of water that increases biological oxygen demand is which type of cause of water pollution?
a)
Sediment
b)
Inorganic Nutrients
c)
Organic Chemicals
d)
Oxygen Demanding Agents
11.
What term is used to describe how toxic metals affect the food chain?
a)
Eutrophication
b)
Biological Oxygen Demand
c)
Bioaccumulation
d)
Oxygen Demand
12.
Which of the following is NOT an example of an inorganic nutrient?
a)
Waste Water
b)
Fertilizer
c)
Storm water
d)
Detergents
13.
What is the difference between sewage systems and septic systems?
a)
Septic uses chlorine
b)
Septic doesn't use chlorine
c)
Sewage doesn't chemically treat waste water
d)
sewage allows solids to settle
14.
What is biological oxygen demand?
a)
Oxygen added to bodies of water
b)
Oxygen removed from bodies of water by organisms
c)
Oxygen removed from bodies of water via treatment systems
d)
Oxygen added to bodies of water by bacteria
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