The openings in the epidermal layer of a leaf that allow gases to escape

Cells in a leaf that have open space between them to allow gases to flow through them.

Plants capture light energy in

Water molecules are split apart and oxygen is released during the ___ step of photosynthesis

The second step of cellular respiration occurs in the

Organisms that eat other animals are

Often called decomposers, these organisms feed on dead things and break them down.

The amount of available energy decreases every time it is transferred from one organism to another

The highest trophic level of an energy pyramid is made up of

Matter does not move continuously through ecosystems

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