Q.1
What does it mean to degrade water quality?
  • water is good
  • water is ok
  • water passes regulations but probably isn't pleasant
  • water is bad
Q.2
Warmer water tends to have
  • more dissolved oxygen
  • less phosphate
  • less nitrate
  • none of these
Q.3
Water with a pH ofis
  • acidic
  • basic
  • neutral
  • safe to drink
Q.4
What can cause water pH to change?
  • mining waste
  • industrial pollution
  • agricultural runoff
  • all of these options
Q.5
Water pollution includes
  • organisms in water that cause disease
  • water that is too cold
  • high amounts of dissolved oxygen
  • all of these options
Q.6
Which of the following might count as water pollution?
  • water that is too hot
  • water that has too much dissolved oxygen
  • water that doesn't have enough phosphate
  • water that doesn't have enough nitrate
Q.7
? is the portion of land drained by a river and its tributaries.
  • River Basin
  • Aquifer
  • Erosion
  • Watershed
Q.8
A chemical sprayed to kill insects or bugs.
  • aquifer
  • fetilizer
  • herbicide
  • pesticide
Q.9
The wearing away of the earth’s surface by water, wind or ice
  • river basin
  • pollution
  • ocean waves
  • erosion
Q.10
The water found in cracks and pores in sand, gravel and rocks below the surface
  • sediment
  • ground water
  • ocean water
  • surface water
Q.11
Pollution that cannot be traced to a single point because comes from many sources
  • estuary
  • water shed
  • non point source pollution
  • point source pollution
Q.12
The gradual downward flow of water that soaks into surface
  • river
  • erosion
  • infiltration
  • water uptake
Q.13
The land that water flows across or under on its way to a stream, river, or lake is called...
  • conservation
  • land form
  • runoff
  • watershed
Q.14
Liquids cannot pass through
  • permeable
  • nope
  • erosion
  • Impermeable
Q.15
An underground water supply is...
  • erosion
  • river
  • water shed
  • aquifer
Q.16
Pollution traced to a single point
  • water shed
  • permeable
  • point source pollution
  • non-point source pollution
Q.17
Allowing liquids to pass through, such as water through the ground
  • permeable
  • pollution
  • impermeable
  • yup, you know it
Q.18
The Portion of water that flows across the surface that does not soak into the ground and runs into water bodies
  • what
  • fertilizer
  • erosion
  • runoff
Q.19
What is algal bloom?
  • Plants bloom early down stream
  • Water becomes cloudy
  • Too much of nutrients
  • Extremely rapid growth of algea
Q.20
Which of the following water is pH levels is best for Marine Organism?
  • 1.0
  • 3.5
  • 8.0
  • 11.5
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