Human Decomposition: The Science of Decay
Explore the stages of human decomposition, the factors that influence it, and the roles of scavengers and microorganisms in this Grade 7 Science worksheet.
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Human Decomposition: The Science of Decay
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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 of the following is NOT one of the main stages of human decomposition?
Fresh
Bloat
Mummification
Active Decay
2. What is the primary role of bacteria in the decomposition process?
To preserve the body
To break down tissues
To attract scavengers
To create new cells
3. The first stage of decomposition, where the body temperature drops to match the environment, is called the stage.
4. During the bloat stage, gases produced by build up inside the body, causing it to swell.
5. Animals that feed on dead bodies are known as .
6. Explain how temperature can affect the rate of decomposition.
7. Fungi play a significant role in breaking down organic matter during decomposition.
True
False
8. The process of decomposition releases nutrients back into the environment.
True
False
9. Observe the image of fungi. Explain how organisms like these contribute to the decomposition process.
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