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plants for science 7
section 2
Question | Answer |
---|---|
flowering plant | -a seed plant that produces seeds in flower |
roots | anchor the plant into the ground |
root hair | a thread like structure that grows from the surface of the root *part of single cell |
xylem | tissue made of tubes that carries water and minerals upward throught the plant |
phloem | tissue made of tubes that carries food throughout the plant |
transpiration pull | columns are drawn upthrough the stegmas water evaporat from the leaves |
osmosis | water molecules pass through a surface from a area of higher concentration |
stomates | small opening found on the bottom surface of the leaves **they allow gassesto move out of the plant |
gasses | water vapor,oxygen,carbon dioxide |
graud cells | ***dry and become limp and allow the stomates to close this keeps water inside the plant |
photosynthesis | process by which plants make food **water(h2o)+carbon dioxide(co2)+energy(sun)+sugar+oxygen |
chlorplasts | green structurein plant cells where food is made |