Blue Planet: Introduction to Oceanography problem ) An organism that uses CO2 as

Question

Blue Planet: Introduction to Oceanography problem

) An organism that uses CO2 as carbon source and inorganic chemicals as energy source is a 1) A) photoautotroph C) chemoautotroph B) chemoheterotroph D) photoheterotroph 2) A benthic organisms in the tidal zone, is an organism that swims in the water below the low tide 2) line A) True B) False 3) Zooplankton is strong enough to swim against currents 3) A) True B) False 4) Baleen whales, such as the blue whale, love to feed on 4) A) krill B) penguins C) algae D) tuna 5) Which organism belongs to nekton? B) kelp 5) A) krill C) diatom D) tuna

Explanation / Answer

1.B. chemohetrogroup.

A microorganism that uses reduced inorganic compounds to derive both energy and electrons; organic molecules are used as the carbon source is chemohetro group.

2.A.True

always submerged, below the low tide level.

3. B. False

zooplanktons are protists and animals not strong enough to swim against a current.

4. A. Krill

blue whale eating a mass of krill.

5. D. tuna

Examples of nekton community squid, shark, deep sea fish, tuna, flatfish, sea turtle, seal, penguin,whale.

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