If looseness of soil increases the odds of healthy roots, then healthy roots can be due to what aspect of soil? Answer choices: - less water - dryness - growth - climate - looseness - nutrients - roughness - compact
looseness

If reproduction requires pollen, then what is required for reproduction? Answer choices: - roots - courtship - pollen - DNA - leaves - flowers - hormones - seeds
pollen

If bears hibernate to conserve energy, then why do bears hibernate? Answer choices: - use greater resources - one celled organisms - they are lazy - conserve energy - When it's cold - hard outer covering - hydration - more sleep
conserve energy

If gases from burning coal and oil dissolving in water in the atmosphere can destroy soil, then gasses from burning coal can lead to what? Answer choices: - soil destruction - nuclear power - Electrical energy - Pollution - grass - flow of electrons - radio waves - heat energy
soil destruction