Question
Asked Mar 9, 2019
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This is marine biology

1. Classify the 2 types of primary producers:

Diatoms/Dinoflagellates (domain? kingdom?)

Macroalgae (domain? kingdom? phylum?)

2. Phytoplankton made of neither________________

3. Draw a trophic pyramid and label the levels. Which trophic level has the least biomass?

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Expert Answer

Step 1

Primary producers are the organisms in the bottom of food and energy pyramid. They convert the energy from abiotic sources into food for consumers.

Step 2

Diatoms are microscopic, unicellular aquatic algae that are either solitary or live in colonies. They are primary producers of the aquatic system.

The following is their classification:

Domain: Eukaryota

Kingdom: Protista

Dinoflagellates are flagellated, microscopic, and aquatic algae. They are primary producers of the aquatic system.

The following is their classification:

Domain: Eukaryota

Kingdom: Protista

Seaweeds and other benthic algae that are visible to the naked eye are called as microalgae. They are primary producers of the aquatic system.

The following is their classification:

Domain: Eukaryota

Kingdom: Protista

Phylum: Chlorophyta, Rhodophyta, and Phaephyta.

Step 3

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