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11 Cards in this Set
- Front
- Back
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name the tropisms. |
negative tropism, positive tropism, phototropism, phototropism, hydrotropism, thingmotropism |
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give examples of tropisms including negative and positive. |
Neg: pointing away from the stimulus Pos: pointing towards the stimulus Photo: pointing towards sunlight Grav: plants in response to gravity Hydro: plants towards water Thigmo: plants in response to touch |
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what are the characteristics of the plantae kingdom? |
multicellular, eukaryotic, organism, autotrophic, sexual, non-motile |
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what are the parts of plants and specifically flowers? what are their functions? Petals, Stigma, Ovary, Anther, Filament, Sepal, Peduncle |
Pet: protection (attracts pollenators) Stig: repoduction--traps pollen (opening) Ova: reproduction (holds ovule) Ant: male sex cells (pollen!) Fil: male sex cells Sep: protection of bud in flower Pedu: the stalk of the flower |
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what is the evolutionary history of plants? (cladogram) |
LOOK AT CLADOGRAM |
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what is auxin? where is it located? what does it do? |
a light hormone that causes the cells on the shaded side to elongate more than the cells on the illuminated side. It is located on the shaded side of the plant It causes elongation of leaves |
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what are common plant adaptations for each biome? (desert, plains, grassland, tundra, rainforest) |
D:adaptation to store water P: thick roots to survive winds G: deep roots to survive fires T: fur to keep warm R: large leaves to get sunlight |
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what are the purposes of a seed? |
to reproduce, and used to plant a new plant or flower. Also for nourishment and protection |
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what are the parts of roots and their functions? |
Root cap-tip of the root, provides protection as the root forces its way down through soil particles Apical Meristem- tissue made of cells that constantly undergo mitosis (region of root growth!) Root hairs- outgrowth of a single epidermal cell that increases surface are of roots to allow for more water and nutrient absorption |
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what are the characteristics of a fruit? |
all are from plants, ALL CONTAIN SEEDS |
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what are specialized vascular tissues and their functions? |
xylem- moves water and minerals from the roots to the rest of the plants. pholem- moves food (glucose) from the leaves to the rest of the plant. |
