Term
|
Definition
Ferns.
-Possess transport tissues; are vascular
-Possess true roots |
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Term
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Definition
Mosses and liverworts.
-Non-vascular
-Multi-cellular rhizoids (root structures) absorb digested organic material |
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Term
|
Definition
Conifers.
-Produce seeds in cones
-Lack enclosed chambers in which seeds develop
-Most have reduced leaves (are evergreens) |
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Term
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Definition
Flowering plants.
-Produce seeds in ovaries in flowers that become fruits
-Either monocots (1 cotyledon) or dicots (2 cotyledons). Cotyledons = embryonic leaves |
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Term
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Definition
Sponges.
-Lack organs and nervous system
-Have pores |
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Term
|
Definition
Corals, jellyfish, anemones, and hydrozoans.
-2 distinct body types: medusa (swimming) and pylop (sessile)
-Contain cnidocytes (venomous cells)
-2 tissue layers |
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Term
|
Definition
Flatworms.
-Unsegmented, soft bodies
-Flattened body shape
-No respiratory or circulatory systems; mouth but no anus |
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Term
|
Definition
Segmented worms.
-Cylindrical, segmented bodies with bristles
-Have both mouth and anus |
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Term
|
Definition
Flatworms.
-Unsegmented, soft bodies
-Flattened body shape
-No respiratory or circulatory systems; mouth but no anus |
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Term
|
Definition
Segmented worms.
-Cylindrical, segmented bodies with bristles
-Have both mouth and anus |
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Term
|
Definition
Insects and arachnids.
-Segmented bodies (head, thorax, abdomen), jointed appendages
-Compound eyes
-Exoskeletons ("shells") made of chitin |
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Term
|
Definition
Snails, chitons, clams, squid, and octopi.
-Unsegmented and soft (no bristles)
-Have a mantle with a cavity used for breathing and excretion |
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Term
| What are the seven levels in the hierarchy of taxa? |
|
Definition
K - Kingdom
P - Phylum
C - Class
O - Order
F - Family
G - Genus
S - Species |
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Term
| Identify a human in the hierarchy of taxa. |
|
Definition
K-Animalia
P-Chordata
C-Mammalia
O-Primate
F-Hominidae
G-Homo
S-Sapiens |
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Term
| What is the binomial system of nomenclature? |
|
Definition
| A global system of nomenclature that assigns each species with a Generic and a specific name (written in italics), thereby giving it a unique name. |
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Term
| Identify a dandelion in the hierarchy of taxa. |
|
Definition
K-Plantae
P-Tracherophyta
C-Angiospermae
O-Asterales
F-Asteraceae
G-Taraxacum
S-Taraxacum officinale |
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Term
|
Definition
Northern coyote
^
Common raccoon
^
Common Macrotona grasshopper
^
Kentucky Bluegrass |
|
|
Term
What units are used in...
1) an energy pyramid?
2) a biomass pyramid?
3) a numbers pyramid?
4) a biomagnification pyramid? |
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Definition
1) kJ/m^2/d
2) kg/m^2/d
3) #/m^2/d
4) ppm/kg tissue |
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Term
| What are the 4 most common sampling methods? |
|
Definition
-Census
-Quadrat
-Transect
-Capture-recapture |
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Term
| What are characteristics of r selected species? |
|
Definition
-Have many offspring
-No parental care
-Mature quickly and reproduce only once
-Live less than 1 year
-N controlled by density independent factors (i.e. abiotic factors or pesticides)
-J-curve
-High death rates |
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Term
| What are characteristics of K selected species? |
|
Definition
-Have few offspring
-Heavy parental care
-Mature slowly and reproduce more than once
-Long lifespan
-N controlled by density dependent factors (i.e. predators, food, disease, habitat)
-S-curve
-Relatively low death rates |
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Term
| What are the three distribution patterns? |
|
Definition
-Clumped
-Nearly uniform
-Random |
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Term
|
Definition
|
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Term
|
Definition
| Logistic growth (levels off at carrying capacity) |
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Term
| What are the components of a food chain? |
|
Definition
1) Producers: autotrophs
2) Consumers: heterotrophs
-Herbivores
-Carnivores
-Omnivores
3) Decomposers (i.e. detrivores) |
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Term
| What are the components of a food chain? |
|
Definition
1) Producers: autotrophs
2) Consumers: heterotrophs
-Herbivores
-Carnivores
-Omnivores
3) Decomposers (i.e. detrivores) |
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Term
What is the formula for...
1) Per capita growth rate (cgr)
2) Annual growth rate
3) Rate of density change |
|
Definition
1) cgr = 2) agr = (average annual N increase/N)x100%
3) R = |
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Term
|
Definition
| Heterotrophic organisms that digest decomposing bits of organic matter. |
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