6th grade science
review and assessment

1. B
2. Biotic factor
3. Organism, population, Community, ecosystem
4. Biotic: trees and birds abiotic: and water

1-b 2-biotic 3-organism, population, community, ecosystem 4- bio- trees, flowers. Abio- rocks, dirt 5- rocks could be melted into magma, the ash could produce a new foundation for new life to grow 7-d 8-herbivore 9- the plants are producers, the fish are consumers, and the snails are decomposers 10-a food web has many food chains within it while a food chain has only one direct path

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