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Gappa: Plant Growth
| Question | Answer |
|---|---|
| xylem | plant tissue that carries water from the roots up to the leaves |
| phloem | plant tissue that carries food from the leaves down to the roots |
| vascular plant | a plant that has xylem and phloem |
| nonvascular plant | plant that doesn't have xylem and phloem |
| tropism | the response of a plant to turn toward or away form anything in its environment |
| phototropism | a plants response to light |
| gravitropism | a plants response to gravity |
| positive phototropism | a plant turns toward light |
| negative phototropism | a plant turns away from light |
| postive gravitropism | roots grow downwards with gravity |
| negative gravitropism | a shoot grow upwards against the force of gravity |
| do all plants respond to touch | no |
| Charles Darwin | concluded that the tip of the shoot is the part that senses light |
| What do plants need to germinate? | water, warmth, oxygen |
| Where is food stored during the winter? | in the roots |
| short-day plants | need long periods of darkness before they can bloom |
| long-day plants | bloom when the nights are short |
Created by:
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