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19 Cards in this Set
- Front
- Back
what phyla have taproots?
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gymnosperms and dicots
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what phyla have fibrous?
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monocots
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what is the cortex made of
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parenchma cells that are loosely arranged.
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which one does not have a vascular cambium?
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monocots. NO SECONDARY GROWTH!
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whats the soils PH?
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4-8
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optimal PH of soil?
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6.5-7.5
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how many minerals are essential for plant growth?
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19
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macronutrrients
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C,H,O,P,N,K,S,Ca,Mg.
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whats a componenet for proteins and nucliec acid?
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nitrogen
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whats a component for nucliec acid?
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phospohorus
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component of chlrophyll
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magnesium
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what elements come from the water or the atmosphere?
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C,H,O,N
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micronutrients
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Fe,B,Mn,Cu,Mb,l and Zn
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butress roots.
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big roots that provide suppoert.
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contractile root
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specialized type of root that contracts and pulls a bulb or corm deeper into the soil.
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pericycle
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layer of meristematic cells typically found between the endodermis and the phloem in roots.
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pnematophore
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roots taht come outta the water. yyeeeh.
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root graft.
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two differnt roots coming together.
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stele
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the cylinder in the center of roots. contains vascular tissue.
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