Goal : To master hydrology unit concepts.
Warm – Up : What kind of pollution can cause low pH in lake water?
TEST DAY – THURSDAY APRIL 26 TOMORROW!
HYDROLOGY UNIT TEST REVIEW
ROUND 1
The gently sloping, shallow ocean floor extending out from the edge of a continent is know as the
a. Abyssal plainb.Continental slopec. Continental shelfd.Intertidal zone
Free swimming animals that move throughout the water column are called
a. Nektonb.Diatomsc. Benthosd.Plankton
The only part of the open ocean that receives enough sunlight to support algae growth is the
a. Neritic zoneb.Surface zonec. Deep zoned.Intertidal zone
Coral reefs and kelp forests are usually found in the
a. Intertidal zoneb.Open-ocean zonec. Neritic zoned.Deep zone
Exploring the deep zone is difficult because of itsa. Darknessb.Cold temperaturec. High water pressured.All of the above
True/False.
An estuary is a coastal inlet or bay where fresh water from a river mixes with salty ocean water.
a. Trueb.False
Pollutants such as pesticides, sewage, and industrial waste, are carried into estuaries by
a. Strong windsb.Riversc. Ocean currentsd.Waves
Hydrothermal vents release chemical nutrients that _____________ use to produce food.
a. Sea turtlesb.Crabsc. Nektond.Bacteria
The tiny algae and animals that float on the ocean’s surface are called
a. Sewageb.Planktonc. Nektond.Benthos
End of Round 1
Fertilizers and pesticides are examples of which source of water pollution?
a. Agricultural wastesb.Industrial wastesc. Road runoffd.Human wastes
Round 2
The total amount of dissolved salts in water is called
a. Concentrationb.Densityc. Salinityd.Water vapor
A water molecule is made up ofa. 2 positive hydrogen atoms and 1 negative
oxygen atomb.1 positive hydrogen atom and 2 negative
oxygen atomsc. 2 negative hydrogen atoms and 1 positive
oxygen atomd.1 negative hydrogen atom and 2 positive
oxygen atoms
North Carolina’s standard for the pH of waters with trout is
a. pH of 2-5b.pH of 4-10c. pH of 12-14d.pH of 6-9
Water is the only substance on Earth that commonly exists in all of its different
a. Solutionsb.Statesc. Moleculesd.Sediments
A watershed isa. A ridge of land that separates river systemsb.The land area that supplies water to a river
systemc. An area where fresh water mixes with ocean
waterd.The layer of rocks and soil above the water
table
If the water around a coral reef becomes too _________ the algae that live inside the coral animals cannot survive.
a. Pureb.Saltyc. Cloudyd.Cold
The amount of energy needed to raise the temperature of one gram of a substance by one degree Celsius
a. Specific heatb.Turbidityc. Salinityd.pH
A rock layer that stores water and allows water to flow through it
a. Estuaryb.Pondc. Wetlandsd.Aquifer
The characteristic of water that allows it to dissolve more substances than any other solvent
a. Turbidityb.Polarityc. Salinityd.Liquid
End of Round 2
___________ form the boundaries of a watershed.
a. Flat areasb.Rivers and lakesc. Hills and mountainsd.Valleys
Round 3
The different steps in the pyramid that are formed by an organism’s feeding habits are called
a. Food chainsb.Remote sensingc. Trophic levelsd.Energy levels
TROPHIC LEVELS
__________ is the upward movement of cold water form ocean depths to replace warm surface water moved away by winds.
a. Hydrothermal ventsb.Upwellingc. Sonic windsd.Abyss
A __________ makes its own food through use of carbon dioxide and sunlight.
a. Producerb.Consumerc. Secondary consumerd.Mouse
The path that energy takes as it passes from organism to organism is
a. A food webb.A food chainc. A trophic leveld.An energy pyramid
The method scientists use to determine the depth of the ocean using echoes is called
a. Sonarb.Geographyc. Transmittingd.ROV
The study of the ocean and its properties is called
a. Watologyb.Cytologyc. Oceanographyd.Geography
What is sonar technology used for?
a. mapping the sea floorb. mapping the circulation in deep waterc. measuring the speed of sound through waterd. measuring the salinity of water
The complex feeding relationships among all of the creatures in a food chain is called
a. The golden affectb.A food webc. Secondary food consumingd.An estuary
If __________ is too high then life is unsustainable.
a. Dissolved oxygenb. Salinityc. Chlorophyll ad. Water quality
_________ is released as a waste product of photosynthesis.
a. Waterb.Carbon dioxidec. Sugard.Oxygen
End of Round 3
____________ pollution comes from many different sources, in forms such as runoff and acid rain.
a. Pointb.Non-pointc. Dirtyd.Clean
The many small streams that come together at the source of a river are called the
A. HeadwatersB. Mouth C. DividesD. Deltas
Water that fills the cracks and spaces underground soil and rock layers is called
A. Salt waterB. Rainwater C. Groundwater D. Water vapor
Many large cities grew up on rivers or coasts because people used the water for
A. AgricultureB. TransportationC. Household useD. Recreation
Materials that allow water to easily pass through them are
A. PermeableB. ImpermeableC. SaturatedD. unsaturated
A lake that stores water for human use is called a(n)
A. ReservoirB. DamC. Oxbow lakeD. Pond
If you let your hair air-dry after going swimming, you are taking advantage of
A. EvaporationB. CondensationC. MeltingD. Freezing
Water is often called the universal solvent because
A. It dissolves so many substancesB. It can cling to the fibers of paper and clothC. It exists in all three states on EarthD. Its frozen form floats on its liquid form
A river system is made up of a river and its
A. SedimentsB. Divides C. Runoff D. Tributaries
The land area that supplies water to a river system is called a
A. WatershedB. TributaryC. DivideD. Stream
When water evaporates, it becomes a
A. SolidB. LiquidC. GasD. Solvent
Most of Earth’s fresh water is found in
A. Huge masses of ice near the North and South poles
B. Cracks and spaces in underground rock and soil
C. The oceansD. Rivers and lakes
The combined force of attraction among water molecules and with the molecules of surrounding
materials is called
A. Surface tensionB. Capillary actionC. EvaporationD. Polar action
What happens to water that animals drink?
A. All of it stays in their systems until they dieB. It is eventually released back into the
environment as a waste productC. It is not needed, so it is released
immediatelyD. It leaves the water cycle
The ice sheet that covers Antarctica is one form of a(n)
A. GlacierB. IcebergC. LeveeD. Wetland
Which of the following does NOT affect the amount of runoff?
A. Whether the land is flat or hillyB. The nature of the ground surfaceC. The distance from the ocean to where the
rain fallsD. The rate of rainfall
Approximately what percentage of Earth’s water is fresh water?
A. 97 percentB. 71 percentC. 30 percentD. 3 percent
Plants use water to make food in a process called
A. IrrigationB. AgricultureC. PhotosynthesisD. Groundwater
A mixture that forms when one substance dissolves another is called a
A. SolutionB. SolventC. SoluteD. Molecule
Tightness across the surface of water that is caused by polar molecules pulling on each other is called
A. Surface tensionB. Capillary actionC. CondensationD. Polar action
Which of the following substances does NOT dissolve in water?
A. SaltB. SugarC. Rubbing alcoholD. Wax
Non-polar molecules
A. Have no charged regionsB. Attract polar moleculesC. Dissolve well in waterD. Are found in water
Fish can live in lakes during the winter because
A. Ice does not float on liquid waterB. Ice is less dense than liquid waterC. Fish can survive being frozen solidD. Ice melts at temperatures higher than 10
degrees Celsius
Water is the only substance on Earth that
A. Commonly exists in all of its different statesB. Freezes at very low temperaturesC. Boils at very high temperaturesD. Exists in the liquid state
The total amount of water on Earth
A. Is increasingB. Is fairly constantC. Is decreasing D. Depends on the weather
The pH of water is a measure of its
A. SaltinessB. AcidityC. ColorD. Cloudiness
A specific source of pollution that can be identified is called
A. Point sourcesB. Non-point sourcesC. Runoff D. Sewage
A type of water pollution that is caused by smoke and exhaust is
A. SewageB. Heat pollutionC. Acid rainD. Road runoff
Pesticides are most likely to be found in runoff from
A. RoadsB. Farm fieldsC. HomesD. Factories
A pollutant often found in road runoff is
A. SewageB. PesticidesC. OilD. Industrial chemicals
Wetlands are popular breeding spots for birds because of their sheltered waters and
A. Large supply of nutrientsB. Thick layer of mudC. Lack of insectsD. Ability to prevent floods
CONGRATULATIONS and GOOD LUCK ON
TOMORROW’s TEST!!
HW - Study your Study Guide and previous test