Grade 8 Science: Metabolism
This worksheet covers key concepts of metabolism, including catabolism, anabolism, cellular respiration, and factors affecting metabolic rate.
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Grade 8 Science: Metabolism
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. Which process involves breaking down complex molecules into simpler ones to release energy?
Anabolism
Catabolism
Photosynthesis
Metamorphosis
2. The primary energy currency of the cell is:
Glucose
Oxygen
ATP
Water
3. The sum of all chemical reactions that occur in an organism is called .
4. is the process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.
5. Anabolism involves building complex molecules from simpler ones, requiring energy.
True
False
6. A higher metabolic rate means your body burns calories at a slower pace.
True
False
7. Briefly explain the difference between catabolism and anabolism.
8. List two factors that can influence an individual's metabolic rate.
Use the words below to complete the sentences.
9. Cellular respiration primarily occurs in the of eukaryotic cells.
10. Biological catalysts that speed up metabolic reactions are called .
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