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29 Cards in this Set
- Front
- Back
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Gymnosperm seeds are produced in a...
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cone
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angiosperm seeds are produced in a...
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flower
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vascular plants that reproduce with seeds
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gymnosperms, and angiosperms
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dicots
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plants like beans
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monocots
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plants like corn
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monocots have what 4 characteristics
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-vains parallel
-leaves in multiples of 3 -1 cotyleton beneath ground -lillies, tulips, daffadills |
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dicots have what 3 characteristics
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-leaves have branched leaves
-flower parts in multiples of 4 or 5 -2 cotyledons |
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radicle
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emerges first, forms roots
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for a plant to germinate they need (3 things):
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-water
-warmth -prolongued exposure to cold weather so they know the winter has passed. |
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stamen
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male sex organ of plants
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pistol
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female sex organ of plants
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sclerenchyma cells
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type of ground tissue cell with an extremely thick, rigid cell wall that makes ground tissues tough and strong
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xylem
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vascular tissue that carries water upward from the roots to every part of the plant
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phloem
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(botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes
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vascular bundle
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contains xylem, and phloem tissues
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how are vascular bundles arranged differently in monocots and dicots
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monocots-scattered
dicots- in a ring |
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explain how tree rings are formed each year
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the xylem builds year after year. each ring has some heartwood and sapwood.
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diploid-
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2 of each chromosome
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haploid-
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1 of each chromosome
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nitrogen gas makes up ___% of earth's atmosphere
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78%
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bacteria convert nitrogen gas to
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nitrates and amonia
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mosquito bites can carry the worm larva that causes
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elaphantitus
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bivalvia have what type of hearts?
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2 chambered hearts
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cephalopods have what type of hearts?
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2 chambered hearts
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complete metamorphosis
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egg > larva (lives to eat) > pupa > Adult
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incomplete metamorphosis
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egg > nymph > Adult
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ants evolved from the first
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wasps
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poison fangs are called
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chelicera
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chordata
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96% have a notochord (modified into the spinal cord in humans)
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