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Dendrology
Classification system & Dendrology terms
| Question | Answer |
|---|---|
| Dendrology is the study of what? | the study of trees |
| What is the Taxonomic Classification hierarchy | Domain, Kingdom, Division (plants only), Phylum, Class, Order, Family, Genus, Species |
| What is the proper way to write the scientific name for a red maple (species - rubrum & genus - acer)? | Acer rubrum (underlined or italicized) |
| Why and how do leaves change color in the fall? | Reduced daylength leads to... Less chlorophyll produced... Allowing the hidden pigments to be visible. |
| What color does the chlorophyll pigment chlorophyll give to leaves? | green |
| What color(s) does the anthocyanin pigment give to leaves? | red &/or purple |
| What color does the carotenoid pigment give to leaves? | orange |
| What color does the xanthophyll pigment give to leaves? | yellow |
| What effect would a drought have upon the color of fall leaves? | Colors will be delayed |
| What effect would a warm, wet fall have on the vibrancy of fall leaf colors? | Colors will be dull and less vibrant |
| What effect would hot days and cool nights have on the color of leaves. | More reds may be visible |
| What environmental conditions will promote pigment production in leaves? | Cooler temps. in the summer or a warm, wet spring |
| What is the chemical equation for photosynthesis? | carbon dioxide (CO2) + water (H2O) + sunlight will produce glucose sugar (C6H12O6) + oxygen(O2) |
| What color does the tannin pigment give to leaves? | brown |
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