Botany
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35 terms
Terms | Definitions |
|---|---|
 botany | study of plants. |
| list the three groups of the plant kingdom. | vascular without seeds, non vascular, vascular with seeds. |
| name the phylum and give examples of the non-vascular plants. | Bryophyta, mosses |
| how do they reproduce. | sexually |
| example of vascular plants without seeds. | ferns |
| epiphyte | plants that grow on other plants. |
| frond | a fern leaf |
| two types of vascular plants with seeds. | angiosperms, gymnosperms |
| how do gymnosperms reproduce. | pollen cones, seed cones |
| four types of conifers. | pine trees, yew , cypress, redwood |
| two classes of angiosperms | pollen, flower |
| herbaceous | flexible |
| woody | thick wall cell |
| xylem | carry's up |
| phloem | carry's down |
| primary function of a leaf. | photosynthesis |
| parts of leaf | eperdumes |
| layers of leaf | parallel and netted |
| two types in a roots system in a plant. | tap root and fibers |
| identify the three regions of the root. | marastimatic , cortex |
| functions of roots. | absorb, ancor , transport , store |
| bud | parts of the stem that protects tiny leaves and flowers. |
| three main branching patterns. | ex current , deliquescent , and columnar |
| four plant uses for water | photosynthesis, turgor, hydrolysis, transolocation |
| parts of the topsoil. | composed of loam, living organisms and humus. |
| transpiration | the release of water through the leaves of a plant. |
| transpiration- cohesion theory | possible explantation for water translocation. |
| turgor | the presence of water inside a plant or protist cell in a quantity sufficeint to give the cell stiffness |
| auxins | a growth- regulating hormone i plants. |
| tropism | a growth response of plants to external stimuli such as light gravity. |
| phototropism | growth movement of a plant in response to light |
| thigmotropism | growth movement of a plant response to contact. |
| photoperiodism | length of day and night affects flowering of plants. |
| vegetative reproduction | asexual - same genetic makeup |
| germination | beginnings of growth of embryonic plant in the seed. |
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