1. "The mass of living material at each stage of a food chain is less than at the previous stage." True or False?
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2. "By moving, an animal does not loose any energy." True or False?
3. What is biomass?
- The dry mass of living material in an animal or plant.
- The body mass of an animal or plant.
- The mass amount of food eaten by an animal.
- The mass of vegetation in an ecosystem.
4. What are decomposers useful for?
- Recycling resources in the natural world
- Breaking down dead corpses
- Making food rot away
- Eating human and animal waste
5. What is this: fossil fuel or wood + oxygen ➡️ Carbon dioxide + water