Across
- 2. move at a regular pace by lifting and setting down each foot in turn, never having both feet off the ground at once
- 5. free from dirt, marks, or stains
- 6. the presence in or introduction into the environment of a substance which has harmful or poisonous effects
- 7. germinate and develop
- 10. waste material; refuse or litter
- 11. a woody perennial plant, typically having a single stem or trunk growing to a considerable height and bearing lateral branches at some distance from the ground
- 12. the surroundings or conditions in which a person, animal, or plant lives or operates
Down
- 1. the action or process of converting waste into reusable material
- 3. the seed-bearing part of a plant, consisting of reproductive organs (stamens and carpels) that are typically surrounded by a brightly coloured corolla (petals) and a green calyx (sepals)
- 4. the phenomena of the physical world collectively, including plants, animals, the landscape, and other features and products of the earth, as opposed to humans or human creations
- 8. the quality of being friendly, generous, and considerate
- 9. a living organism of the kind exemplified by trees, shrubs, herbs, grasses, ferns, and mosses, typically growing in a permanent site, absorbing water and inorganic substances through its roots, and synthesizing nutrients in its leaves by photosynthesis using the green pigment chlorophyll.