Question

The model below summarizes one pathway of energy transfer in an ocean ecosystem.

Sun → Organism X → Organism Y
The type of organism represented by box X could be
(1) algae
(2) small fish
(3) fungi
(4) sea birds

Answer 1

The type of organism represented by box X is algae.

Step-by-step explanation:

The organisms represented by box X in the energy transfer pathway could be algae.

Algae are photosynthetic organisms that can capture the energy of the sun and convert it into organic compounds.

They are considered producers in an ecosystem and form the base of the food chain.