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12 Cards in this Set
- Front
- Back
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Both seed plants and angio are flower plants and gymno are conifers |
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3 main types of plants |
Ground tissue....demal tissue.....vascular tissue |
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What environmental cue will begin germination in a seed |
Water (rain) |
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In primary growth actively dividing cells occur.only at the ________ |
Apical meristems |
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What 3 mechanisms. That move water and nutrients into the plant ? |
Osmosis, capillary action, cohesion tension theory |
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Which mechanism is responsible for water movement through the xylem |
Cohesion tension theory |
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What are major concepts of the cohesion tension |
Cohesion : attraction of like substances Transpiration: evaporation of leaves Bulk flow : movement of substances in 1 direction |
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What is Transpiration |
The evaporation of water from plants, especially leaves |
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What is homeostasis |
Bodys ability to maintain stable |
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How does negative feedback. Maintain stable conditions ? |
A stimulus produces a response that opposes the original stimulus |
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What is the difference between evtotherms and endotherms |
Ectotherms obtain body heat from their environment and endotherms generate their own body heat |
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3 ways animal regulate body temp |
Cool by evaporation Warming by metabolism Adjusting surface area |
