Science Crossword

5. A group of non-vascular plants
6. an organism that produces its own food from inorganic substances, such as light, water, and carbon dioxide
8. Plants that lack a vascular transport system. They are typically small and live in moist environments
10. A pair of specialized, kidney shaped cells
12. A waxy, waterproof layer covering the upper epidermis that reduces water evaporation from the leaf's surface
13. A group of vascular, seed-producing plants
14. The transport system within a leaf
16. The flowering plants. They are a large and diverse group of vascular plants that produce seeds
17. an organelle found in plant and algal cells that performs photosynthesis, converting light energy into chemical energy
19. The ground tissue of a leaf, located between the upper and lower epidermis
20. the process used by plants, algae, and some bacteria to convert light energy into chemical energy
21. A layer of tightly packed and chloroplast-rich cells just below the upper epidermis
22. The transparent, single layer of cells on the top surface of a leaf

1. a symbolic representation of a chemical reaction, using chemical symbols and formulas
2. a green pigment, present in all green plants
3. The bottom layer of cells on a leaf, which contains most of the leaf's stomata.
4. made up of a single and similar type of cell
7. Plants that possess a specialized vascular system
9. Located beneath the palisade layer
11. an organism that cannot produce its own food and gets energy and nutrients by consuming other organisms
15. Tiny, microscopic pores, typically found on the lower epidermis
18. The network of open spaces found in the spongy mesophyll that allows for efficient gas exchange