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29 Sep 2018

Give three possible reasons as to why heterotrophic bacteria biomass varies in the ocean.

What is the difference between Sulfur bacteria, which live in hydrothermal vents, and those, which are found deeper in the sandy intertidal? Please use equations.

Define ‘mixed layer’ and how its variation affects the phytoplankton community.

What is a HAB? Name two types of HAB.

What is the final possible amount of calories found in the sea-otter community if there is 1,000,000 total calories of primary producer (show trophic levels)? Assume the trophic efficiency of the open ocean. Write down the organisms and their trophic levels.

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Beverley Smith
Beverley SmithLv2
30 Sep 2018

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