Unit C Review
Quiz by Hannah Childers
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63 questions
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- Q1Which of these contain most of Earth's water?riversoceanslakesglaciers30s
- Q2Where is most of the freshwater on Earth located?in the oceansin polar ice and glaciersunder the groundin rivers, streams, and lakes30s
- Q3A rock layer that collects and stores water is called?a hydrospherea glacieran aquiferan estuary30s
- Q4An area of land that drains into a river or lake is calleda habitata watershedan ecosystema wetland30s
- Q5Pamlico Sound is an estuary because it isan area fed by several riversan area that is protected by land on both sidesan area that many watersheds drain intoan area where freshwater mixes with saltwater30s
- Q6An ocean basin isthe layer of the ocean closest to the surfacea continuous body of water that covers 70% of Earth's surfacea part of Earth's surface covered by ocean watera deep trench along the floor of the ocean30s
- Q7What is the source of most of the salt in the oceanfishwindhuman activitiesrocks on land30s
- Q8Which is NOT a threat to living ocean resources?pollutionoverfishingoil spillsevaporation30s
- Q9Which are the main producers in the ocean?algae and other microscopic organismsseaweed growing on the ocean floormicroorganisms living near vents in the ocean floorsea grasses growing on the ocean floor30s
- Q10Producers in the upper part of the ocean get nutrients fromtheir roots, which grow into the ocean floormaterials brought to the surface by upwellingsriver water that washes out to the oceandead organisms floating in the water30s
- Q11How are estuaries different from lakes or the ocean?estuaries contain both saltwater and freshwaterestuaries contain only salt waterestuaries are not bodies of waterestuaries contain only freshwater30s
- Q12An example of non-point source of pollutionoil from a leaking underground tankfertilizer runoff from lawnschemicals released from a paper millwastewater from a leaking pipe30s
- Q13A clear example of point-source pollution isfeedlots wastes in a riveroil spilling from a supertankertrash floating in ocean watersalts from irrigation30s
- Q14What is a possible effect of high nutrient levels in water systems?hotter waterhealthier fishalgal bloomfewer algae30s
- Q15Which of the following occurs when algae decompose in the ocean?the ocean water releases excess oxygen into the airdecomposers add oxygen to the ocean waterdecomposers remove oxygen from the water into the airdecomposers at the ocean's surface remove oxygen from the air30s