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Trees and Shurbs
Anatomy of a leaf
Question | Answer |
---|---|
xylem | upward movement of water abd dissolved minerals |
phloem | downward movement of sugars produced during photosynthesis |
chloroplasts | contaian chlorophyll used in photosynthesis |
cuticle | slows the escape of water vapour from the leaf surface |
upper epidermis | thick walled tissue for the protection of cells below |
palisade mesophyll | elongated cells below the epidermis,contain chloroplasts and other pigments |
veins | composed of xylem and phloem |
epidermis | protection and the prevention of water loss |
stoma | an opening in the foliage for gas exchange including water vapour |
hypodermis | tissue immediately below the epidermis |
resin duct | found in conifers, tube-like spaces surrounded by resin producing cells |