Worksheet 6L - Worksheet 6L - Productivity & Coastal...

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Score: 76 The relationships of who or what eats whom or what is usually shown using a: Refer to pgs 158-159/Chap#42:Biological Oceanography: Food Webs in the Lab Manual. food chain photosynthesis/primary producers table chemosynthesis/microbial decomposers table menu SCORE : 4/4.0 points CORRECT ANSWER(S): food chain Organisms that can produce their own food internally are: Refer to pg 158/Chap#42:Biological Oceanography: Food Webs Lab Manual. herbivores carnivores omnivores primary producers/autotrophs (plants & bacteria). SCORE : 4/4.0 points CORRECT ANSWER(S): Photosynthesis requires water, carbon dioxide, sunlight, and nutrients. Which can be a limiting resource (limiting factor) at times and places in the ocean? Refer to pgs 152-153/Chap#42:Biological Oceanography:Primary Productivity in the Lab Manual. Water & nutrients Carbon dioxide & nutrients Sunlight & nutrients Sunlight & water SCORE : 4/4.0 points CORRECT ANSWER(S): HELPFUL INFORMATION Think about which of these would change in the ocean environment. Based on the availability of limiting resources, where would you expect the phytoplankton to be MOST productive? Refer to pg 153/Chap#42:Primary Productivity in the Lab Manual. Think about what phytoplankton need and where they would grow the best. Relate this to the previous question (#3). Near the surface Near the coasts WRONG Along the Equator All of the above SCORE : 0/4.0 points CORRECT ANSWER(S): All of the above
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Atmospheric ___________ is a byproduct of the photsynthesis by phytoplankton as well as terrestrial plants. Refer to pg 152/Chap#42:Primary Productivity in the Lab Manual. Remember photosynthesis RELEASES oxygen. Carbon dioxide WRONG Oxygen Nitrogen All of the above SCORE : 0/4.0 points CORRECT ANSWER(S): Oxygen HELPFUL INFORMATION During billions of years the phytoplankton also created the ozone layer which allowed life to move out of water and on to land. Remember photosynthesis RELEASES oxygen, pg 152. Gross Primary Productivity is the amount of ____________________ produced by __________ in a
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Worksheet 6L - Worksheet 6L - Productivity & Coastal...

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