In All Ecosystems Energy Is Eventually Lost to the Environment

question 5

Multiple Choice

In all ecosystems energy is eventually lost to the environment via ______________

• A) heat resulting from respiration
• B) radiation and reflection of light
• C) matter
• D) photosynthesis
• E) trophic levels

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Definitions:

Electrons

Subatomic particles with a negative charge, found in all atoms and acting as the primary carrier of electricity in solids.

Protons

Positively charged subatomic particles found in the nucleus of an atom.

Neutrons

Subatomic particles found in the nucleus of an atom, carrying no electric charge.

Thylakoid Membrane

A membrane-bound compartment inside chloroplasts and cyanobacteria, essential for the light-dependent reactions of photosynthesis.