Term
| What did plants evolve from? |
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Definition
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Term
| What are three similarities between green algae and plants? |
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Definition
1) chlorophyll
2) store energy as starch
3) DNA similarities |
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Term
| What is the name of the ancient species of green algae that is the common ancestor of all plants today? |
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Definition
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Term
| What are some characteristics that most scientist believe that modern plants got from charophyceans? |
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Definition
1) multicellular body
2) cells with channels to communicate
3) reproduce with sperm and egg |
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Term
What is (are) the land adaptation(s) that plants have acquired?
Choose all that apply
A. Retain moisture
B.Transporting resources
C. Growing Upright
D. Reproduction on land |
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Definition
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Term
Match the following words to their descriptions below: cuticle, stomata, lignin, pollen grain, seed
a. storage device for a plant embryo
b. pores to allow gas exchange
c. hardens the cell wall, gives wood strength
d. carried by wind/animals
e. waxy, waterproof layer that helps to hold in moisture |
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Definition
cuticle - e
stomata - b
lignin - c
pollen grain - d
seed - a |
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Term
| What is name of the system that has a collection of specialized tissues that bring water and mineral nutrients up from the roots and disperse sugars down from the leaves? |
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Definition
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Term
Extremely difficult question:
How many cells make up a pollen grain, exactly? |
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Definition
two
Who wants to bet me two dollars that this question will be on the test?!?!?! |
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Term
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Definition
an interaction between two species in which both species benefit
ex) a bee and a flower |
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Term
| [image]What is the name of this life cycle |
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Definition
| alternation of generations |
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Term
Place each step into each catergory: sporophyte or gametophyte
a. fertilized egg
b. haploid spores released
c. spores land in a convienent area
d. mature sporophyte grows
e. spore grows into gametophytes
f. meiosis produces spores
g. sperm and egg |
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Definition
Sporophyte:
a, b, d, f
Gametophyte:
c, e, g |
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Term
What plant species evolved directly from ferns?
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Definition
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