click below
click below
Normal Size Small Size show me how
Plant/Soil Buss #3B
Chapter 6 Vocab - #3 Plant Growth/Transport B
Term | Definition |
---|---|
Stomata | small openings found in the epidermis of leaves, stems and other plant organs that allow gases such as carbon dioxide, water vapor and oxygen to move into and out of the internal tissues of the plant. |
Xylem | the tissue of vascular plants that transports water and nutrients UPWARDS from the soil to the stems and leaves. |
Phloem | the vascular tissue in plants that conducts sugars and other metabolic products DOWNWARDS from the leaves. |
Guard Cell | specialized plant cells in the epidermis of leaves, stems and other organs that are used to control gas exchange by closing the stomata. |
Simple Leaf | a single leaf that is never divided into smaller leaflet units. |
Compound Leaf | a leaf in which the blade is divided to the midrib, forming two or more distinct blades or leaflets on a common axis. |
Palisade Cell | usually on the upper side of the leaf, they contain the most chloroplasts per cell. This makes them the main site of photosynthesis. |