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41 Cards in this Set
- Front
- Back
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characteristics of a plant cell
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multicellular eukaryotes that have cell walls made of celloous. they develope from multicellular embroyos and carry out photosyntheses using the green pigments chlorphyll 'a' and 'b'
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what are the two types of vascular tissues
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xylem carries water
phloem carries nutriemts and carbs |
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what do plants require to carry out photosynthesis
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sunlight
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what is the function of roots
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roots anchor a plant in the ground and absorb water and dissolved nutrients from the soil
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what are thet two types of roots
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tap roots are long and thick (carrot)
fibrous roots branch out and each is no longer than the other (flower) |
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what are the functions of stems
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produce leaves branches and flowers
hlod leaves up to the sunlight transport substances between roots and leaves |
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what are the functiosn of leaves
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absorbing light and carritong out photothinsis
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need water to reproduce lack vasculer tissues draw up water by osmosis
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broyophytes
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seedless vasculer plants
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ferns
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bear seeds directly on the cones
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gymnosperms
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characteristics of a plant cell
|
multicellular eukaryotes that have cell walls made of celloous. they develope from multicellular embroyos and carry out photosyntheses using the green pigments chlorphyll 'a' and 'b'
|
|
|
what are the two types of vascular tissues
|
xylem carries water
phloem carries nutriemts and carbs |
|
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what do plants require to carry out photosynthesis
|
sunlight
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what is the function of roots
|
roots anchor a plant in the ground and absorb water and dissolved nutrients from the soil
|
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what are thet two types of roots
|
tap roots are long and thick (carrot)
fibrous roots branch out and each is no longer than the other (flower) |
|
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what are the functions of stems
|
produce leaves branches and flowers
hlod leaves up to the sunlight transport substances between roots and leaves |
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what are the functiosn of leaves
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absorbing light and carritong out photothinsis
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need water to reproduce lack vasculer tissues draw up water by osmosis
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broyophytes
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seedless vasculer plants
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ferns
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bear seeds directly on the cones
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gymnosperms
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bear their seeds within a layer of tissue that protectes it (flower)
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angiosperms
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what groups of plants produce seeds
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gymnosperms (cone) angiosperms (flower)
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what makes up a seed
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seed coat embryo and the food supply
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what two classes make up the angiosperms
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monocots (one seed leaf)
dicot (two seed leafs) |
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plants that complete a life cycle within one growing season
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annuals
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plants that complete the life cycle in two years
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biennials
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flowering plants that live for more than two years
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perennials
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what is a fruit
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tissue surrounding the seed
a floweres overy |
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what are the structural responsis
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turning towards the sun
opening and closing of the stomota and the waxy covering to prevent water loss |
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what needs water to reproduce
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bryophytes and ferns
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protects aginst water loss and injury
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cuticle
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allows carbon dixiod and oxygen to diffuse in and out of the leaf
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stoma
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controlle the opening and closing of the stoma
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gaurd cells
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brings zylem and pholem to the plant
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veins
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qphotosynthesis is carried out here
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mesophyll
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oval sac where meiosis takes place
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anther
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where pollin grains land
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stigma
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narrowed carpel with stigma on top
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style
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one or more ovules where female gametohytes are produced
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overy
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how many dauther cells are there at the end of cell divison and what is the comparsion to their parent cell
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2 daughter cells
have the same amount of chromosoms |
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what are the two main parts of cell divison
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mytosis and cytokinisis
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