Across
- 4. convert rubbish into useful things
- 5. subject we learn about living things
- 10. rain that harms the environment
- 11. decayed organic material used for growing plants
- 12. a system of relationships between living things and the environment
- 14. things attract bees and butterflies
- 15. living thing that can move, eat and react
Down
- 1. example bacteria, protozoa and others
- 2. weather condition
- 3. the space that exists everything
- 6. feel it when cycling
- 7. tall woody plant with a single stem
- 8. season after fall
- 9. the place lived by flora and fauna
- 13. Milky way