Question

period: __ read each statement. write your answer on the lines. 11. explain the difference between an autotroph and heterotroph? 12. the diagram shows a forest food web. food web diagram identify one food chain in the diagram.

Explanation:

1. Autotrophs, like plants, use photosynthesis or chemosynthesis to produce their own food from simple inorganic substances. Heterotrophs, such as animals, cannot produce their own food and must consume other organisms for energy.
2. A food - chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another. In the given food - web, one possible food chain is: grass → caterpillar → frog → snake → hawk.

Answer:

1. Autotrophs produce their own food using processes like photosynthesis or chemosynthesis from simple inorganic materials. Heterotrophs consume other organisms for food.
2. grass → caterpillar → frog → snake → hawk