Term
| Advantages to living on land |
|
Definition
Light more available
CO2 more available
No competing life forms (until about 430 mya) |
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Term
| Disadvantages to living on land |
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Definition
Preventing water loss
Rproduction
Transportation of water |
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Term
| Name two members of the Bryophyte phylem |
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Definition
| mosses, liverworts, hornworts |
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Term
|
Definition
| no transport of materials up and down stem, therefore the plant must remain small |
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Term
Characteristics of a Bryophyte include
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|
Definition
direct contact with H2O
no true roots stems or leaves
anchor themselves with rhizoids
require H2O for reproduction |
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Term
Bryophytes undergo _____ of ______
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|
Definition
| Alternation of Generations |
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Term
What are the male sex structures of Bryophyta called?
What are the female sex structures called? |
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Definition
Antheridia (m)
Archegonia (f) |
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Term
| The first vascular plants are called |
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Definition
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Term
| What is the purpose of the xylem? |
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Definition
conducts water and ions from roots to leaves
-conducting elements of xylem are called tracheids |
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Term
| What is the purpose of the phloem? |
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Definition
| carries dissolved sugar and other products of photosynthesesis from leaves to the nonphotosynthetic parts of the plant |
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Term
| What are the conducting elements of phloem called? |
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Definition
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Term
| Name some examples of seedless plants |
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Definition
| ferns, horsetails, club mosses |
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Term
| Name some characteristics of Phylum Pterophyta (the ferns) |
|
Definition
have a dominant sporophyte stage
reproductive spores instead of seeds |
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Term
| Name some characteristics of the seed plants |
|
Definition
300 million years old
have a dominant sporophyte stage
reproduce using pollen traveling to egg on cones or flowers |
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Term
| The dominant type of seed plants are the |
|
Definition
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Term
| These plants have no flowers and translate to "naked seeds" |
|
Definition
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Term
| These plants have flowers as reproductive structures and translate to "flowering plants" |
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Definition
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Term
|
Definition
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Term
| What are the characteristics of DICOTS? |
|
Definition
two embryonic seed leaves
contain vascular bundles in the stem in a ring
have branches out veins
have a taproot system
have flowers in groups of 4 or 5 petals
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Term
List characteristics of monocots
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|
Definition
single embryonic seed leaf
leaves are tapered with parallel veins
vascular bundles are scattered
have flowers with groups of three petals |
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Term
| list the tissues of the plant body in order from thinnest to thickest |
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Definition
| parenchyma, collenchyma, schlerenchyma |
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Term
|
Definition
| elongated, elastic strands, or bundles associated with the vascular tissue |
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Term
|
Definition
| hard outer covering of seeds |
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Term
|
Definition
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