1654262
Descrição
Quiz por dftbanotes, atualizado more than 1 year ago
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Criado por dftbanotes
aproximadamente 10 anos atrás
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Questão 1
Questão
The compensation depth of phytoplankton in the ocean is often assumed to coincide with light levels that are about _____ of those at the surface.
Responda
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25%
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1%
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10%
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8%
Questão 2
Questão
Net Primary Productivity is the amount of _________ fixed by photosynthesis that exceeds the respiration needs of a plant and goes into growth
Responda
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Glucose
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Cellulose
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Carbon
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Oxygen
Questão 3
Questão
Compounds the contain Nitrogen, Silicon, and Phosphorous are called?
Responda
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Piconutrients
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Macronutrients
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Supernutrients
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Micronutrients
Questão 4
Questão
What are the chemical substances that plants need to live, but only in very small quantities?
Responda
-
Piconutrients
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Supernutrients
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Macronutrients
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Micronutrients
Questão 5
Questão
Nutrients are regenerated in the ocean by
Responda
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Oxidation
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Respiration
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Bacterial decomposition
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Photosynthesis
Questão 6
Questão
The most productive areas of the ocean are characterized by
Responda
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warm waters
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eddies
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upwelling
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stagnant waters
Questão 7
Questão
Near surface waters off Peru are typically ____
Responda
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Cold and nutrient rich
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Cold and nutrient poor
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Warm and nutrient rich
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Warm and nutrient poor
Questão 8
Questão
In an El Nino year, the near surface waters off Peru become ____
Responda
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Cold and nutrient rich
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Cold and nutrient poor
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Warm and nutrient rich
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Warm and nutrient poor
Questão 9
Questão
Biological productivity in polar seas tends to be limited by
Responda
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Micronutrients
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Nitrate availability
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Temperature levels
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Solar energy
Questão 10
Questão
Tropical waters are very clear and blue because of
Responda
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The absence of plant cells in the water
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Lower salt content of the waters
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The ability to reflect the sky better than cold waters
Questão 11
Questão
A triangular deposit of sediment at the mouth of a river is called a/an ___
Responda
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Offshore bar
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Distributary
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Salt Marsh
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Delta
Questão 12
Questão
The delta plain is drained by a system of channels called _____
Responda
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Tributaries
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Sills
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Dikes
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Distributaries
Questão 13
Questão
Which of the following lists of materials is listed in increasing order of resistance to erosion?
Responda
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Unconsolidated Sediment, Shale, Limestone, Granite
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Shale, Unconsolidated Sediment, Limestone, Granite
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Limestone, Unconsolidated Sediment, Granite, Shale
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Shale, Limestone, Unconsolidated Sediment, Granite
Questão 14
Questão
A __________ delta is one where waves and tides are ineffective in rearranging river deposits
Responda
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River-Dominated
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Wave-Dominated
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Tide Dominated
Questão 15
Questão
The structure that is built to prevent or diminish sediment deposition at the mouth of a harbor is called a
Responda
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Jetty
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Spit
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Pier
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Seawall
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Groin
Questão 16
Questão
Structures that are built along eroding beaches to trap sand and artificially promote accretion are called ___
Responda
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Spits
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Jetties
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Seawalls
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Piers
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Groins
Questão 17
Questão
The structure that is built in front of harbors or shorelines to redirect wave energy away from the shoreline is a _____
Responda
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Seawall
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Pier
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Groin
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Breakwater
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Jetty
Questão 18
Questão
Structures that are built on shore, on the assumption that they protect beaches, roads, and bluffs, from erosion are called _____
Responda
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Groins
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Seawalls
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Jetties
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Breakwaters
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Piers
Questão 19
Questão
Beach nourishment relies on sand ____
Responda
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Dredged from offshore
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Deposited by currents
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Quarried on land
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Both B and C
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Both A and C
Questão 20
Questão
Which of the following was NOT a contributing factor of the devastation of Hurrricane Katrina in New Orleans?
Responda
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The land on which the city stands is sinking
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Sea level is rising
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The city's pump stations, levees, and flood walls were not strong enough
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All of the above were contributing factors
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None of the above were contributing factors
Questão 21
Questão
In rock form, the calcium carbonate of a coral reef is called ____
Responda
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Siltstone
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Limestone
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Shale
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Sandstone
Questão 22
Questão
The coral animal is called a/an
Responda
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Amoeba
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Polyp
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Corallite
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Anemone
Questão 23
Questão
The calcium carbonate exoskeleton of a coral animal is called a/an ____
Responda
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Theca
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Sheath
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Hypotheca
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Corallite
Questão 24
Questão
The algae living in the tissue of coral animals is called ____
Responda
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Chrysophytes
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Zooxanthellae
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Thallasia
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Rodophytes
Questão 25
Questão
The most accurate term for the relationship between coral and zooxanthellae is ____
Responda
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Commensalism
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Parasitism
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Symbiosis
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Mutualism
Questão 26
Questão
Coral reefs require water temps of at least ___ degrees
Responda
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5
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15
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20
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at least seven
Questão 27
Questão
Brain coral is well adapted to live on what section of the reef?
Responda
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Buttress Zone
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Reef Terrace
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Patch reef
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Algal ridge
Questão 28
Questão
Reefs which form limestone shores around islands and the tropical areas of continents are called ___
Responda
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Reef Flats
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Fringing reefs
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Atolls
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Barrier reefs
Questão 29
Questão
Reefs that are separated from land by a lagoon are called ____
Responda
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Atolls
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Barrier reefs
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Reef flats
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Fringing reefs
Questão 30
Questão
Circular reefs surrounding a central lagoon are called _____
Responda
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Atolls
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Barrier reefs
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Fringing reefs
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Reef flats
Questão 31
Questão
On average, the efficiency of trophic transfers is ______
Responda
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10 %
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30%
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50%
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75%
Questão 32
Questão
Primary producers are called _____
Responda
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Heterotrophs
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Autotrophs
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Mesotrophs
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Plants
Questão 33
Questão
Which of the following are primary producers?
Responda
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Plants
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Herbivores
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Omnivores
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Decomposers
Questão 34
Questão
What would be found at the third trophic level or higher?
Responda
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Plants
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Carnivores
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Herbivores
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Detritus Feeders
Questão 35
Questão
A food web consists of a system of interconnected _____
Responda
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Animal Species
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Plant Species
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Currents
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Food Chains
Questão 36
Questão
Bacteria would generally be listed as ______
Responda
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Carnivores
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Omnivores
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Decomposers
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Herbivores
Questão 37
Questão
Which of the following is typically a grazer?
Responda
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Shark
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Barnacles
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Copepod
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Coral Polyp
Questão 38
Questão
The size of the population of any organism is usually a direct function of its _____ supply
Responda
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Oxygen
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Carbon Dioxide
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Food
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Habitat
Questão 39
Questão
Bacteria which can live without free oxygen are called what?
Responda
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Oxidized
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Anaerobic
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Decomposers
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Aerobic
Questão 40
Questão
Which of the following is a primary factor limiting plant growth?
Responda
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Nutrient concentrations
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Upwelling and turbulence
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Turbidity
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Grazing intensity
Questão 41
Questão
The two elements that typically limit productivity of ecosystems are Nitrogen and what?
Responda
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Carbon
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Phosphorous
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Sodium
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Iron
Questão 42
Questão
Productivity in tropical oceans is
Responda
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Oxygen-limited
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Light-limited
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Nutrient-limited
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light and nutrient-limited
Questão 43
Questão
Productivity in polar oceans is
Responda
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Oxygen limited
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Light limited
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Nutrient limited
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Light and Nutrient limited
Questão 44
Questão
Which regions produce the majority of the world's fish?
Responda
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embayment; coastal
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coastal; downwelling
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coastal; upwelling
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polar; downwelling
Questão 45
Questão
Tropical oceans are infertile because the ___ of the region inhibits mixing of the water column
Responda
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Permanent thermocline
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Permanent halocline
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Permanent pycnocline
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High rainfall
Questão 46
Questão
The spring diatom bloom of temperate ocean waters occurs in response to increasing levels of what?
Responda
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Nutrients
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Cool water
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Light
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Upwelling
Questão 47
Questão
The waters adjacent to Peru are an area of coastal what?
Responda
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Upwelling
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Downwelling
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Turbulence
Questão 48
Questão
The eastern South Pacific normally experiences
Responda
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Low P and wet weather
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Low P and dry weather
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High P and wet weather
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High P and dry weather
Questão 49
Questão
The western South Pacific normally experiences
Responda
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Low P and wet weather
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Low P and dry weather
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High P and wet weather
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High P and dry weather
Questão 50
Questão
Weakening of winds, Cessation of Upwelling off Peru, and rain in western S. America signify
Responda
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Normal conditions
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El Nino conditions
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La Nina conditions
Questão 51
Questão
Intensified trade winds, Strong upwelling off Peru, and cool water temps across the pacific signify
Responda
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Normal conditions
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El Nino conditions
-
La Nina conditions
Questão 52
Questão
Most of the energy that reshapes beaches comes from
Responda
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Tidal action
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Sea level changes
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Storm surges
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Breaking waves
Questão 53
Questão
Currents in the surf zone that flow parallel to shore are called
Responda
-
Rip
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Longshore
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Nearshore
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Refraction
Questão 54
Questão
The open water seaward of the breaker zone is called
Responda
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Offshore zone
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Swash zone
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Backshore zone
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Surf zone
Questão 55
Questão
A submarine deposit of sand that is parallel to the shore is called
Responda
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Berm
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Groin
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Washover fan
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Longshore bar
Questão 56
Questão
A beach profile characterized by a broad berm and a steep beach face is called a/an
Responda
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Fjord
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Estuary
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Storm
-
Swell
Questão 57
Questão
During a storm, the average grain size of sand on a beach _____
Responda
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Increases
-
Decreases
-
Stays the same
Questão 58
Questão
Sand input to a beach can be caused by
Responda
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Rip currents
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Cliff erosion
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River input
-
Both cliff erosion and river input
Questão 59
Questão
Sand removal is caused by
Responda
-
Longshore transport
-
Wind erosion
-
Cliff erosion
-
Longshore transport and Cliff erosion
Questão 60
Questão
Sand is permanently lost off of Southern California by being transported to
Responda
-
Deep sea trenches
-
Hydrothermal vents
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Submarine canyons
-
Mexico
Questão 61
Questão
The most important role of sand dune vegetation is
Responda
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Photosynthesis, provide food for beach grazers
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Bring water nearer to surface via roots
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Stabilize the sand dunes
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Provide microhabitats for small organisms
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