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