Term
| 5 characteristics of all plants |
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Definition
1. Multicellular
2. Eukaryotic
3. Have cell walls
4. Develop from multicellular embryos
5. Carry out photosynthesis |
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Term
| 4 basic needs of all plants |
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Definition
1. Sunlight
2. Water
3. Minerals
4. Gas exchange |
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Term
| From what did plants first evolve from? |
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Definition
| An organism like the modern multi-cellular green algae |
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Term
| What is the largest group in the plant kingdom? |
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Definition
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Term
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Definition
1. Nonvascular
2. Depend on water for reproduction
3. Obtain water by osmosis
Ex: mosses, liverworts, and hornworts |
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Term
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Definition
| Seed plant that bears its seeds directly on the surface of cones |
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Term
| 4 major groups of gymnosperms |
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Definition
1. Gretophytes
2. Cycads
3. Ginkgoes
4. Conifers |
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Term
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Definition
| Vascular bundles; arranged in a ring; phloem cells; xylem |
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Term
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Definition
| Xylem in an "X"; phloem between arms of "X" |
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Term
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Definition
| Scattered vascular bundles (look like faces) |
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Term
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Definition
| Vscular bundles arranged in a ring (outer perimeter) |
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Term
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Definition
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Term
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Definition
| Palisade mesophyll layer; spongy mesophylle layer |
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Term
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Definition
| Veins in most are parallel; flower parts in 3's or multiples of 3's; vascular bundles are scattered in cross section of stem; stems of most do not grow thicker from year to year |
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Term
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Definition
| Veins form branching network; flower parts in 4's or 5's or multiples of 4's or 5's; vascular bundles of stem are arranged in a ring; stems can grow thicker from year to year; single mass of xylem forms an "X" in root |
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Term
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Definition
| 2 classes: monocots and dicots; mono-one seed leaf; di-two seed leaves; differ in their arrangement of their vascular tissue |
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Term
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Definition
| Elongated cells in plants, which function to transport water and food |
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Term
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Definition
1. Auxins
2. Cytokinins
3. Gibberellins
4. Ethylene |
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Term
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Definition
| Stimulate cell lenthening; regulate cell division in side branches of plants |
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Term
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Definition
| Stimulate cell division in roots, fruits, seeds, and stems |
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Term
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Definition
| Increase size of plants (stems and fruits) |
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Term
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Definition
| Stimulates fruits to ripen |
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Term
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Definition
| A plant's response to an external stimulus that comes from a particular direction |
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Term
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Definition
1. Phototropism-light
2. Thigmotropism-touching solid object
3. Gravitropism-gravity
4. Hydrotropism-water
5. Chemotropism-chemicals |
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Term
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Definition
| A plant's response that does not depend on the direction of the stimulus |
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Term
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Definition
Not plants; heterotrophic (feed)
Ex: crustose; foliose |
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Term
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Definition
Seedless; have spores; vascular; moist environment
Ex: ferns, equisetums |
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