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Description
Flashcards by Anisha Rai, updated more than 1 year ago
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Created by Anisha Rai
over 8 years ago
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| Question | Answer |
| Why do living organisms remove materials from the environment? | For growth and other processes |
| How are these materials returned to the environment? | Either in waste materials or when living things die and decay |
| Why do materials decay? | Because they are broken down (digested) by micro organisms |
| Where are micro organisms more active and digest materials faster? | In warm, moist, aerobic conditions |
| What does the decay process release? | Substances that plants need to grow |
| What balances the processes that remove materials in a stable community? | The processes that return materials The materials are part of a constant cycle |
| What is the carbon cycle? | The constant cycling of carbon |
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