Term
| life on land is easier for plants bc |
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Definition
| more air (oxygen) and sun |
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Definition
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Definition
| provide water and nurients and anchor the plant |
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Definition
| sturdy , hold leaves up to sun |
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Term
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Definition
spread chlrophyll over larger surface to capture more sun
stomats that open and close allwe gas exchange |
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Term
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Definition
| transports materials up and down plant |
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Definition
carries things up
strengthens stem of plant bc of thick cell walls |
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Definition
| carries products of photosynthesis down from leaves |
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Term
| adaptations for reproduction on land |
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Definition
-alternation of gerneration
-the plants we see are the sporophyte generation
-gametophyte generation is found in the pollen grain and ovule |
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Term
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Definition
| superphylum spermatophyta |
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Term
| stuctures used for reproduction on land |
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Definition
-flowers and cones - are the plants reproductive structures and water is not directly need
-pollen - carries male gametophyte(sperm) by wind or animals
-seeds- protects zygote and are good at surviving long periods of unfavourable conditions so they can start growing when bad conditions end |
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