The primary producers of the deep-sea hydrothermal vent ecosystem are
green algae
chemosynthetic bacteria
blue-green algae
coral reefs
As learnt
Producers -
The green plants in the ecosystem-terminology are called producers.
- wherein
In a terrestrial ecosystem, major producers are herbaceous and woody plants. Likewise, primary producers in an aquatic ecosystem are various species like phytoplankton, algae and higher plants.
The primary producers of the deep-sea hydrothermal vents ecosystem are archaebacteria. These have chemosynthetic mode of nutrition.
Option 1)
green algae
This option is incorrect
Option 2)
chemosynthetic bacteria
This option is correct
Option 3)
blue-green algae
This option is incorrect
Option 4)
coral reefs
This option is incorrect