Matter Unit Test

Question

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Question
Use the image to answer the question.
An illustrations show four rectangles connected by arrows. The rectangles have different phrases and images inside of them. One is labeled “carbon in the air”, one has a plant inside it, one has a cow inside, and one is labeled “organic waste”. An arrow labeled “A” goes from the plant to carbon in the air. An arrow labeled “B” goes from “carbon in the air” to the plant. An arrows labeled “C” goes from the plant to the cow. An arrow labeled “D” goes from the cow to “carbon in the air”. An arrow labeled “E” goes from “organic waste” to “carbon in the air”. An unlabeled arrow goes from the cow to “organic waste”. An unlabeled arrow goes from the plant to “organic waste”.

Which of the arrows shown above represent the process of cellular respiration?

Answer 1

Arrows B and D represent the process of cellular respiration. Arrow B goes from "carbon in the air" to the plant, representing the plant taking in carbon dioxide for photosynthesis. Arrow D goes from the cow to "carbon in the air", representing the cow exhaling carbon dioxide as a byproduct of cellular respiration.