Describe two ways that energy and matter flow in the tropical rain forest ecosystem?

Photosynthesis produces oxygen for all organisms and a source of food for herbivores. The herbivores (primary consumers) are then consumed by secondary consumers, secondary consumers are then consumed by tertiary consumers. When the tertiary consumers die, they are broken down by decomposers.

Explanation:

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Photosynthesis produces oxygen for all organisms and a source of food for herbivores. The herbivores (primary consumers) are then consumed by secondary consumers, secondary consumers are then consumed by tertiary consumers. ... The secondary consumer receives 1% of the original sunlight energy.

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?