Question

water and energy are valuable.They must not be wasted.undeline the pronoun and circle the noun

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Answer 1

An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms

Answer 2

Explanation:

water and energy are known