The greenhouse

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Across
  1. 3. A vegetable with big green leaves, like lettuce or spinach.
  2. 5. What plants need to produce photosynthesis
  3. 8. Very small drops of water in the air or soil that keep plants wet.
  4. 9. The brown dirt where plants put their roots to grow.
  5. 11. Moving air outside that cannot hurt the plants inside the glass.
Down
  1. 1. The natural process where gases trap heat and make the planet warmer.
  2. 2. A tiny thing you put in the ground to grow a new plant.
  3. 4. The clear liquid that plants must drink every day to live.
  4. 6. Animals with wings and feathers that a greenhouse keeps away from seeds.
  5. 7. Solar energy
  6. 10. What plants produce after photosynthesis
  7. 12. Tiny bugs that can sometimes enter the greenhouse and eat the plants.