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Unit #2 Exam Review Quiz

Unit #2 Exam Review Quiz. Grade:. «grade». Aquatic Science. Subject:. «date». Date:. 1. Bioaccumulation can be defined as:. A. The amount of energy that is retained with each increasing level of the food chain is only 10%. B.

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Unit #2 Exam Review Quiz

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  1. Unit #2 Exam Review Quiz Grade: «grade» Aquatic Science Subject: «date» Date:

  2. 1 Bioaccumulation can be defined as: A The amount of energy that is retained with each increasing level of the food chain is only 10% B 90% of the energy from the lower-levels of the food chain is l ost to the environment as thermal & other forms of energy C A substance building up in the tissues of organisms and increasing in toxicity up the food chain D A substance building up in the tissues of higher-level organisms & causing a toxic trickle-down effect on lower-level organisms

  3. 2 Which of the following is NOT a reason for seafare prior to the 18th century A military B exploration/map making C trade D conquest

  4. 3 Ancient fish hooks and spear date back to A 1 million BC B 5000 BC C 1000 BC D 50 BC

  5. 4 The most famous deep sea submersible is named A Alvin B Beebe C Pichard D Deep Sea #5

  6. 5 What percent of aquatic species are considered benthic? A 5% B 25% C 60% D 98%

  7. 6 Ferdinand Magellan is known for A founding the first school of navigation B attempting to find a west-ward route to India C attempting to find a east-ward route to India D being the first to circumnavigate the world

  8. 7 Plastic is very damaging to an aquatic environment for all of the following reasons EXCEPT: A It is not readily biodegradable B it sinks to the bottom and embeds in the substrate C its has high tensile strength D it can entangle organisms/be mistaken for food and consumed

  9. 8 The largest ocean garbage patch can be found in the: A Atlantic Ocean B Pacific Ocean C Arctic Ocean D Indian Ocean

  10. 9 Which of the following is FALSE when considering coastal wetlands: A They are ideal locations for larger predators to hunt B They can be found in low & mid latitudes C The water is considered brackish D They are defined as saturated areas that border coastal environments

  11. 10 An organism that survives by being part of the deep scattering layer (DSL) would most likely be found in which of the following zones: A Hadal B Epipelagic C Euphotic D Bathypelagic

  12. 11 All of the following are known to have a negative bioaccumulating affect EXCEPT: A Nitrogenous byproducts from fertilizers (TAN) B Mercury (Hg) C Polychlorinated biphenyl D Dichlorodiphenyltrichloroethane (DDT)

  13. 12 You collect a sample of plankton while you are travelling. You keep this jar of plankton near a window for a week & then put it in a closet for another week. The water quality is healthy through both weeks. The sample dies off while in the closet. From this basic experiment you can hypothesize that the plankton was: A phytoplankton B zooplankton C chemoautotrophic

  14. 13 A community is made up of A a group of populations B a group of individuals C a group of organisms D a group of biomes

  15. 14 All of the following zones are aphotic EXCEPT: A hadal B mesopelagic C bathypelagic D abysopelagic

  16. 15 Which of the following is planktonic A a barnacle B a jellyfish C a dolphin D a sea star

  17. 16 Asterias rubens is the scientific name for the common starfish. These can be found in many coastal waters. These organisms must be __________________ in order to survive in these waters. A eurythermal & stenohaline B eurythermal & euryhaline C stenothermal & stenohaline D stenothermal & euryhaline

  18. 17 The first people known to have traveled across thousands of kilometers of open ocean were the A phoenicians B polynesians C greeks D egyptians

  19. 18 Minamata disease is associated with which toxic element: A Cadmium B Lead C Petroleum D Mercury

  20. 19 Eratosthenes accurately determined the circumference of the Earth to be A 40,000 kilometers B 40,000 miles C 400,000 kilometers D 400,000 miles

  21. 20 Many squid are considered merobenthic. This means: A they spend a portion of their life as bottom dwellers B they spend all of their life as floaters C they spend a portion of their life as floaters D they spend all of their life as bottom dwellers

  22. 21 Generally, which of the following is TRUE about phytoplankton & zooplankton A Zooplankton require sunlight and stable temperatures B Phytoplankton can be found deep within the aphotic zone of the ocean C Zooplankon are the primary source of nutrition for phytoplankton D Phytoplankton are smaller than zooplankton

  23. 22 Orcinus is the _________ for a killer whale. A Kingdom B Phylum C Genus D Species

  24. 23 Who was the first to land on/discover North America A Christopher Columbus B Leif Eriksson C Eric the Red D Ferdinand Magellan

  25. 24 In which of the following zones would you most likely find a fish with very large, but functional eyes: A epipelagic (euphotic) B mesopelagic (disphotic) C abyssal (aphotic) D bathylpelagic (aphotic)

  26. 25 Which of the following pictures demonstrates counter-shading B A D C

  27. 26 Which of the following is an example of an organism using chromatophores: B A D C

  28. 27 All of the following are adaptations for plankton dealing with the viscosity of water EXCEPT: A Warm-water copepods have many appendages B Many plankton have a small surface area to volume ration in order to maximize the buoyant force of water C Many plankton produce a small amount of oil to help keep themselves lower in the water column D Cold-water copepods are more hydrodynamic

  29. 28 Pelagic organisms can be: A nektonic & planktonic B benthic & planktonic C benthic & nektonic D planktonic & chromatophores

  30. 29 The majority of life within an aquatic system can be found in: A the epipelagic B the benthic C the euphotic D the bathylpelagic

  31. 30 Which of the following is FALSE when considering petroleum-based pollution: A Petroleum is biodegradable, therefore is not considered to be highly damaging in comparison to other pollutants B Petroleum will stay on the surface of water C Petroleum spills mainly effect low-level creatures, such as phytoplankton, that rely on sunlight for survival D Petroleum spills have a longer-lasting effect on fully aquatic organisms such as fish than semi-aquatic organisms such as gulls & terns

  32. 31 When considering the salt content, marlin are __________ when compared to their environment. A hypotonic B hypertonic C isotonic D osmotic

  33. 32 In 1915, Alfred Wegener developed the theory of _________ A continental drift/plate tectonics B the magnetic poles of the Earth C Air/Water Streams D tides being controlled by the gravitational pull of the moon

  34. 33 If you depressurize too quickly, which element will form gas bubbles in your blood A hydrogen B oxygen C nitrogen D carbon dioxide

  35. 34 When considering their fresh water environment, perch (fresh water fish) are __________ when compared to their environment. A hypotonic B hypertonic C isotonic D osmotic

  36. 35 The deep scattering layer is defined by… A The migrations of organisms through the depths to avoid salinity B The migrations of organisms through the depths to avoid sunlight C The migrations of organisms along the Great Ocean Conveyer D The scattering of organisms throughout the aphotic water column

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