Unit #4 Quiz #2, 2013-2014
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Transcript of Unit #4 Quiz #2, 2013-2014
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Unit #4 Quiz #2, 2013-2014
Grade:«grade»
Subject:«subject»
Date:«date»
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1 Porifera are mobile...
A when they are searching for food
B when they are fleeing from predators
C when they metamorphose into adult form
D when they are larvae
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2 "Porifera" literally means:
A Plant with Pores
B Pore Bearer
C Lumpy Bearer
D Living Rock
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3 All of the following are true when considering the coastal zones, EXCEPT:
A Coastal zones are entirely euphotic
B Coastal zones are nutrient rich & the location of the majority of commercial fisheries
C Coastal zones have low primary productivity but very high nutrient concentration
D Estuaries, barrier islands, and coral reefs are all included in coastal zones
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4 Which of the following would be true when considering a population without any limiting factors:
A Birth Rate = Death Rate
B The population growth chart would exponentially increase
C The population growth chart would increase with a steady slope
D Birth Rate < Death Rate
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5 Which of the following represents the carrying capacity of an environment:
A
BCD
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6 When a porifera is stressed it will form a ________ in an attempt to keep its offspring alive.
A spore
B gemmule
C capsid
D cyst
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7 Which of the following parts of a porifera is responsible for drawing water into the atrium (central cavity):
A oscula (osculum)
B amoebocyte
C choanocyte
D spongin
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8 Streams, rivers, and creeks are all considered
A Lentic
B Lotic
C Wetland
D Groundwater
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9 Which chemical is predominantly responsible for acid rain:
A sulfur dioxide
B carbon dioxide
C chlorine dioxide
D methane gas
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10 Porifera best demonstrates which of the following types of symmetry:
A Radial
B Bilateral
C Angular
D Translational
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11 While participating in a geological survey, you measure from the high-tide mark to the edge of the continental shelf in an area off of the Florida Keys. You measured:
A The continental shelf
B The intertidal zone
C The benthic zone, where the majority of species exist in the oceans
D The coastal zone
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12 You are in a submersible below 100 meters, within the twilight zone. Which of the following colors would you only be able to see if you shined a spotlight/flashlight on something of that color:
A Blue
B Ultra-violet
C Red
D Green
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13 Which of the following graphs represent a stable population:
A B
C D
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14 Which of the following organisms would be best fit to survive within an intertidal zone:
A An organism that can grow rapidly & defend itself well when exposed to consistent amount of dissolved oxygen
B An organism that can withstand drastic changes in temperature, pH, and pressure
C An organism that has a shell to prevent dehydration & limbs strong enough to move itself without the buoyant force of water
D An organism that has so few cell layers that it only needs to buoyant force of water to stay suspended within the water column
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15 Which of the following is FALSE when considering global freshwater:
A It covers around 1% of the planet’s surface
B It contains more biodiverse species than can be found in saltwater
C The concentration of dissolved salts within freshwater is less than 1%
D Glaciers, rivers, wells, and aquifers are all examples of freshwater