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Study sets matching "resource acquisition"

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Study sets matching "resource acquisition"

18 terms
Resource Acquisition
Autotrophs
Photoautotrophs
Chemoautotrophs
Heterotroph
live on inorganic sources of carbon, nitrogen, other essentia…
use energy from sunlight to power metabolism, growth, and res…
obtains energy through chemical process, which is by oxidatio…
use preformed organic molecules as food (source of carbon, ni…
Autotrophs
live on inorganic sources of carbon, nitrogen, other essentia…
Photoautotrophs
use energy from sunlight to power metabolism, growth, and res…
16 terms
Resource Acquisition
phyllotaxy
leaf area index
more leaf area
apoplast
arrangement of leaves on the stem of a plant, which is import…
ratio of the total area of the top surfaces of leaves to the…
more photosynthesis and more energy expended maintaining the…
everything that is external to the plasma membranes of living…
phyllotaxy
arrangement of leaves on the stem of a plant, which is import…
leaf area index
ratio of the total area of the top surfaces of leaves to the…
53 terms
Resource Acquisition
What was a key evolutionary step for v…
What drives the transportation of wate…
What vascular part transports water an…
What does transpiration drive?
Acquiring resources.
Transpiration.
xylem.
transport of water from roots to shoots via xylem.
What was a key evolutionary step for v…
Acquiring resources.
What drives the transportation of wate…
Transpiration.
14 terms
Resource Acquisition
How do water and minerals get into the…
what is the apoplastic route
what is the symplastic route
What is the function of the endodermis?
cells near the tips of roots... epidermal cells are permeable to…
around the cell walls of the cortex cells... still has nasty shi…
through the cells... water that goes through the plasma membrane…
last checkpoint for the selective passage of minerals from th…
How do water and minerals get into the…
cells near the tips of roots... epidermal cells are permeable to…
what is the apoplastic route
around the cell walls of the cortex cells... still has nasty shi…
12 terms
Plant Resource Acquisition and Nutrition
Water potential
Apoplast
Symplast
Casparian strip
- Measurement in Mpa that combine the effects of solute conce…
consists of everything external to the plasma membrane of roo…
consists of the cytosol of the living cells in a plant, as we…
waxy, blocks the end of the apoplasts route
Water potential
- Measurement in Mpa that combine the effects of solute conce…
Apoplast
consists of everything external to the plasma membrane of roo…
21 terms
2/5. Resource Acquisition
What is a perennial organism?
What phylum of fungi is perennial, and…
What are the two ways that fungi overc…
What are the three clonal spores?
One that flowers successively through generations
Basidiomycota, and it means that it is hardy, woody and meant…
1. Clonal dispersal of spores... 2. Mycelial growth towards sour…
1. Sporangiospores... 2. Zoospores... 3. Conidia
What is a perennial organism?
One that flowers successively through generations
What phylum of fungi is perennial, and…
Basidiomycota, and it means that it is hardy, woody and meant…
24 terms
Resource acquisition and transport #38
What is phyllotaxy? What advantages to…
What can be observed by comparing leav…
What is leaf area index?
What function to mycorrhizae serve?
The pattern or arrangement of leaves .... The shape of a tree's…
Leaves high in the tree canopy receive a great deal of sunlig…
Leaf area index (LAI) is a dimensionless quantity that charac…
Mycorhizzae- the fungus superhero that teams up with plant ro…
What is phyllotaxy? What advantages to…
The pattern or arrangement of leaves .... The shape of a tree's…
What can be observed by comparing leav…
Leaves high in the tree canopy receive a great deal of sunlig…
13 terms
Chapter 37 (Resource Acquisition)
Soil
Top soil
3 categories of soil particles
Anions
A living, finite resource (minerals, water with solutes, gras…
Combo of organic and inorganic material (NEGATIVE charge)... Ino…
Sand, salt and clay
Nitrate, phosphate, sulfate... Not bound tightly to charged soil…
Soil
A living, finite resource (minerals, water with solutes, gras…
Top soil
Combo of organic and inorganic material (NEGATIVE charge)... Ino…
46 terms
Ch 36: Resource Acquisition
Xylem
Phloem
Phyllotaxy
Canopy
transport water and minerals from roots and shoots
Transports photosynthetic products from sources to sink
arrangement of leaves on a stem, species-specific trait impor…
leafy portions of plant in a community (productivity)
Xylem
transport water and minerals from roots and shoots
Phloem
Transports photosynthetic products from sources to sink
81 terms
chapter 36 resource acquisition
stems serve as
phyllotaxy
light absorption is affected by
leaf orientation affects
conducts for water and nutrients, and as supporting structure…
the arrangement of leaves on a stem, is specific to each spec…
the leaf area index, the ratio of total upper leaf surface of…
light absorption
stems serve as
conducts for water and nutrients, and as supporting structure…
phyllotaxy
the arrangement of leaves on a stem, is specific to each spec…
46 terms
Chapter 36: Resource Acquisition
Stone plants
Structural adaptations in plant
Transpiration
Xylem sap
Adapted to desert with 2 succulent leaf tips above ground wit…
Necessary to acquire more light, CO2, water, and nutrients. N…
Loss of water from leaves creates force to pull sap upwards.
Medium by which water and minerals are transported up to shoo…
Stone plants
Adapted to desert with 2 succulent leaf tips above ground wit…
Structural adaptations in plant
Necessary to acquire more light, CO2, water, and nutrients. N…
32 terms
Exam 3: Resource acquisition
apoplast
symplast
Transmembrane route
___________ molecules cannot diffuse t…
outside plasma membrane of living cells
interior of all living cells
through apoplast and symplast
polar
apoplast
outside plasma membrane of living cells
symplast
interior of all living cells
25 terms
Unit 3 - Resource Acquisition
basic elements that plants/animals need
what constrains possible sizes and sha…
Why is surface area important in organ…
What is homeostasis?
oxygen, water, CO2, and other elements (nitrogen, calcium, ma…
Physical laws, as animals increase in size their skeletons mu…
Rate of exchange is proportional to a cell's surface area
Homeostasis maintains a "steady state" or internal balance re…
basic elements that plants/animals need
oxygen, water, CO2, and other elements (nitrogen, calcium, ma…
what constrains possible sizes and sha…
Physical laws, as animals increase in size their skeletons mu…
18 terms
plant resource acquisition
xylem
phloem
phyllotaxy
canopy
transports water and minerals from roots to shoots
transports photosynthetic products from sources to sinks
the arrangement of leaves on a stem, is a species-specific tr…
the leafy portion of all the pants in a community, affects th…
xylem
transports water and minerals from roots to shoots
phloem
transports photosynthetic products from sources to sinks
23 terms
Resource Acquisition and Transport
Water
Passive Transport
Active transport
Active transport proteins
net dipole... hydrogen bonds between charges
diffusive membranes of an ion along concentration and charge…
pumping of an ion against a concentration or charge gradient…
use ATP to pump H+ ions out of a cell, creating a charge and…
Water
net dipole... hydrogen bonds between charges
Passive Transport
diffusive membranes of an ion along concentration and charge…
59 terms
Plant Resource Acquisition
phyllotaxy
self-pruning
net dipole
hydrogen bonds
the pattern of leaf attachment to the steam of a plant
when nonproductive leaves or branches undergo programmed cell…
hydrogen's electrons drawn to oxygen nucleus creating a sligh…
bonds created due to net dipole nature of water
phyllotaxy
the pattern of leaf attachment to the steam of a plant
self-pruning
when nonproductive leaves or branches undergo programmed cell…
117 terms
resource acquisition and transportation
transpiration
xylem transports
sunlight captured by leaves and produces
what is the building block for plants
physiologial porcess that creates driving force to pull water…
water and minerals
sugars
sugar
transpiration
physiologial porcess that creates driving force to pull water…
xylem transports
water and minerals
46 terms
Resource acquisition in heterotrophs
Autotroph
Heterotrophs
Chemoautotroph
Photoautotroph:
Autotrophs acquire energy from a non-carbon source (for examp…
Heterotrophs obtain energy and nutrients from their diet. Hum…
an organism, typically a bacterium, that derives energy from…
An organism that is capable of using light energy to synthesi…
Autotroph
Autotrophs acquire energy from a non-carbon source (for examp…
Heterotrophs
Heterotrophs obtain energy and nutrients from their diet. Hum…
36 terms
Resource Acquisition and Transport
leaf area index
carbon dioxide
absorption
root hairs
ratio of ground area covered by leaf area... quantitative measur…
where majority of plant mass comes from
process to obtain water and nutrients from soil... occurs by roo…
absorb soil solution
leaf area index
ratio of ground area covered by leaf area... quantitative measur…
carbon dioxide
where majority of plant mass comes from
36 terms
Plant Resource Acquisition
Plant success depends on their ability…
Based on the current global plant popu…
_________ are conduits for water and n…
Pyllotaxy, a species-specific trait im…
A. True
B. False
A. stems
C. the arrangement of leaves on a stem
Plant success depends on their ability…
A. True
Based on the current global plant popu…
B. False
20 terms
Resource Acquisition/Homeostasis
What constrains possible sizes and sha…
What are the basic element resources t…
Why is surface area important in organ…
What is homeostasis? How is it control…
Physical laws, as animals increase in size their skeletons mu…
Water, oxygen, carbon dioxide, and other elements (nitrogen,…
Rate of exchange is proportional to a cell's surface area
Homeostasis maintains a "steady state" or internal balance re…
What constrains possible sizes and sha…
Physical laws, as animals increase in size their skeletons mu…
What are the basic element resources t…
Water, oxygen, carbon dioxide, and other elements (nitrogen,…
28 terms
Resource Acquisition and Transportation in Plants
proton pump
water potential
transmembrane
apoplast
pump H ions from inside cell to outside cell, create large co…
determines the direction of water movement, combined effects…
movement from one cell to next across cell membranes
movement outside cell membrane
proton pump
pump H ions from inside cell to outside cell, create large co…
water potential
determines the direction of water movement, combined effects…
57 terms
Resource Acquisition & Transport in Plants
Plant height and branching pattern evo…
What are the 3 examples that give vari…
Which direction does water move?
What direction does sugar move?
Light absorbance
1. Trade-off between light absorption & water loss... 2. Sun & s…
Moves upward (one direction) from the roots up through the tr…
Move both directions
Plant height and branching pattern evo…
Light absorbance
What are the 3 examples that give vari…
1. Trade-off between light absorption & water loss... 2. Sun & s…
48 terms
Resource Acquisition & Transport (Chapter 36)
Enhancing photosynthesis, minimizing w…
Water availability, leaf size
Stem
Phyllotaxy
Plant adaptations represent compromises between these to char…
In plants, there is generally a positive correlation between…
A structure in plants that acts as a conduit for water and nu…
The pattern of leaf attachment to the stem of a plant.
Enhancing photosynthesis, minimizing w…
Plant adaptations represent compromises between these to char…
Water availability, leaf size
In plants, there is generally a positive correlation between…
30 terms
Resource Acquisition and Transport in Plants
What is proton pumps?
What are the uses of membrane potential?
What is water potential?
Turgor Pressure
Hydrolyze ATP and move hydrogen . Set up an electrical gradie…
1. Mineral uptake: Pull K+ into the root cell.... 2. Cotransport…
Free energy of water that predict the direction of water flow…
support plant
What is proton pumps?
Hydrolyze ATP and move hydrogen . Set up an electrical gradie…
What are the uses of membrane potential?
1. Mineral uptake: Pull K+ into the root cell.... 2. Cotransport…
25 terms
Resource Acquisition and Transport in Vascular Plants
Resources
Transport through:
Proton Pump
Cotransport Protein
Water, minerals, gases
Diffusion, active transport, and bulk flow
generate a membrane potential (H+ gradient)... ATP driven
-bring in NO3- into the cell against the concentration gradie…
Resources
Water, minerals, gases
Transport through:
Diffusion, active transport, and bulk flow
68 terms
BIS 2B- Resource Acquisition in Autotrophs
autotroph
photoautoroph
photoheterotroph
chemoautotrophs
obtain energy from inorganic materials
obtain energy from light, carbon from CO2`
obtain energy from light, carbon from organic compounds
obtain energy from chemical sources, carbon from CO2
autotroph
obtain energy from inorganic materials
photoautoroph
obtain energy from light, carbon from CO2`
18 terms
Chapter 36: Resource Acquisition & Transport
optimizing light acquisition involves...
phyllotaxy
self-pruning
modification of leaf shape
phyllotaxy, self-pruning, modification of leaf shape
arrangement of leaves on a stem; successive leaf is positione…
happens when a tree sheds an old (shaded) leaf/branch that ha…
some trees produce leaves that have different shapes to allow…
optimizing light acquisition involves...
phyllotaxy, self-pruning, modification of leaf shape
phyllotaxy
arrangement of leaves on a stem; successive leaf is positione…
27 terms
Chapter 36: Resource acquisition in plants
Phyllotaxy
Mycorrhizae
Apoplast
Symplast
The arrangement of leaves on a stem. A species May have one l…
Mutalistic associations between roots and fungi called:
Consists of everything external to the plasma membranes of li…
Consists of the entire mass of cytosol of all the living cell…
Phyllotaxy
The arrangement of leaves on a stem. A species May have one l…
Mycorrhizae
Mutalistic associations between roots and fungi called:
16 terms
Chapter 36: Resource Acquisition & Transport
Apoplast
Symplast
3 Transport Routes
Water Potential
external to the plasma membrane (cell walls, extracellular sp…
cytosol of the living cells, as well as plasmodesmata
apoplastic route (through cell walls & extracellular spaces)…
effects of solute concentration & pressure... determines directi…
Apoplast
external to the plasma membrane (cell walls, extracellular sp…
Symplast
cytosol of the living cells, as well as plasmodesmata
41 terms
Chapter 36: Resource Acquisition and Transport
Populus Tremuloides
Phyllotaxy
Alternate/Spiral Phyllotaxy
Opposite Phyllotaxy
Quaking Aspen. Has shifting leaves that causes shafts of brig…
The arrangement of leaves on stem
One leaf per node
Two leaves per node
Populus Tremuloides
Quaking Aspen. Has shifting leaves that causes shafts of brig…
Phyllotaxy
The arrangement of leaves on stem
36 terms
Chapter 36 - Resource Acquisition and Transport
two major pathways through plants
pathway that consists of everything ex…
pathway that consists of the cytosol a…
3 transport routes for water and solutes
apoplast and symplast
apoplast
symplast
apoplastic route, symplastic route, transmembrane route
two major pathways through plants
apoplast and symplast
pathway that consists of everything ex…
apoplast
Chapter 36 - Resource Acquisition In Plants
apo-
-plast
aqua-
-pori
off, away
formed, molded
water
pore, small opening
apo-
off, away
-plast
formed, molded
15 terms
Lecture 23: Resource Acquisition and Transport
phyllotaxy
apoplastic
symplastic
transmembrane
leaf arrangement
transport through the cell wall
transport through the cytosol
transport through the cell wall and cytosol
phyllotaxy
leaf arrangement
apoplastic
transport through the cell wall
38 terms
Chapter 36- Resource Acquisition and Transport
water, minerals, sugars
Phyllotaxy
leaf area index
mycorrhizae
Diffusion, active transport, and bulk flow work together to t…
the arrangement of leaves on a stem, is specific to each spec…
ratio of total upper leaf surface of a plant divided by the s…
symbiotic associations formed with the roots and thhe hyphae…
water, minerals, sugars
Diffusion, active transport, and bulk flow work together to t…
Phyllotaxy
the arrangement of leaves on a stem, is specific to each spec…
18 terms
Plant Resource Acquisition - Chapter 36
Water and Minerals
Gases
Energy and Carbon
Flow of Sugar
are acquired by the root system
acquired through gas exchange in the shoot system ... CO2 given…
plants convert light energy into sugar through photosynthesis
from the sights ( source of production) to the sink (where it…
Water and Minerals
are acquired by the root system
Gases
acquired through gas exchange in the shoot system ... CO2 given…
34 terms
Ch.36 Resource Acquisition & Transport
The two major pathways through plants…
Apoplast
Apoplectic Route
Symplast
Apoplast and Symplast
consists of everything external to the plasma membrane;... it in…
through cell walls and extracellular spaces
consists of the cytosol of all the living cells in a plant, a…
The two major pathways through plants…
Apoplast and Symplast
Apoplast
consists of everything external to the plasma membrane;... it in…
10 terms
Chapter 36: resource acquisition and transport
vascular tissue
xylem
phloem
major pathways
make long distance transport of water,minerals, and products…
transports water and minerals from roots to shoots
transports photosynthetic products from sources to sinks (sug…
two types of pathways apoplast and symplast
vascular tissue
make long distance transport of water,minerals, and products…
xylem
transports water and minerals from roots to shoots
21 terms
Ch 36: Resource Acquisition and Transport
self-pruning
apoplast
symplast
apoplastic route
occurs when they respire more than they photosynthesize
- consists of everything external to the plasma membrane of l…
consists of the cytosol of all the living cells in a plant, a…
through cell walls and extracellular spaces
self-pruning
occurs when they respire more than they photosynthesize
apoplast
- consists of everything external to the plasma membrane of l…
23 terms
Plant resource acquisition 1 &2
mycorrhizae
roots tips
____ account for much of root surface…
The concentration of essential mineral…
mutualistic relationship between soil fungi hyphae and roots
where most of the water absorption occurs
root hairs
greater
mycorrhizae
mutualistic relationship between soil fungi hyphae and roots
roots tips
where most of the water absorption occurs
29 terms
Bio Exam II: Resource Acquisition
What does transpiration do?
How do water and minerals get into the…
How do water/minerals get into the xyl…
How do water/minerals get into the end…
Drives the transport of water and minerals from roots to shoo…
The tips of the roots are made up of epidermal cells that are…
The endodermis is the final checkpoint; water/minerals must c…
Uptake by root hairs via apoplastic route; cross the plasma m…
What does transpiration do?
Drives the transport of water and minerals from roots to shoo…
How do water and minerals get into the…
The tips of the roots are made up of epidermal cells that are…
50 terms
ch 36 resource acquisition and transport
the success of plants depends on...
What is the compromise of photosynthes…
What do stems do?
What is the trade-off between growing…
-how much food they can gather... -how well they transport that…
More photosynthesis = more loss of water... Need to minimize wat…
-serve as water channels... -support leaves in photosynthesis
Branching means more leaves, more photosynthesis, more transp…
the success of plants depends on...
-how much food they can gather... -how well they transport that…
What is the compromise of photosynthes…
More photosynthesis = more loss of water... Need to minimize wat…
42 terms
Chapter 36 Resource Acquisition and Transport
What did the evolution of vascular tis…
What direction does phloem transport?
What are the two major pathways throug…
What is everything external (cells wal…
long distance transport of water, minerals, and products of p…
from sources to sink
apoplast and symplast
apoplast
What did the evolution of vascular tis…
long distance transport of water, minerals, and products of p…
What direction does phloem transport?
from sources to sink
57 terms
Resource Acquisition and Transportation in Vascular Plants
Plants live in 2 very different enviro…
Humans transport substances by...
Transpiration
Water and Minerals Movement
1. Above Ground- CO2 and light... 2. Below Ground- water and min…
circulatory system
-physiological process that creates driving force to pull wat…
-absorbed by roots... -transported by xylem
Plants live in 2 very different enviro…
1. Above Ground- CO2 and light... 2. Below Ground- water and min…
Humans transport substances by...
circulatory system
12 terms
Bio Exam 2 resource acquisition
what helps plants to be more successfu…
What does the productivity of a plant…
apoplast
Symplast
better ability to get resources to grow... ex. taller: better li…
affected by the depth of the canopy and the leaf orientation…
The transport continuum that involves everything external to…
The transport continuum that involves cytosol of the living c…
what helps plants to be more successfu…
better ability to get resources to grow... ex. taller: better li…
What does the productivity of a plant…
affected by the depth of the canopy and the leaf orientation…
11 terms
Resource acquisition and Transport in Vascular Plants
Xylem
Phloem
Phyllotaxy
Mycorrhize
Transports water and minerals from roots to shoots.
Transports products of photosynthesis from where they are mad…
The arrangement of leaves on a stem.
Mutualistic associations between roots and fungi
Xylem
Transports water and minerals from roots to shoots.
Phloem
Transports products of photosynthesis from where they are mad…
8 terms
BE2 - resource acquisition and transport
water and mineral nutrients
respiration (roots)
photosynthesis (leaves)
above ground resources
enters root & exits leaves (H2O)
O2 enters & CO2 exits
CO2 enters, O2 exits, light is needed to make sugars
leaves acquire sunlight and CO2, variation in structure and s…
water and mineral nutrients
enters root & exits leaves (H2O)
respiration (roots)
O2 enters & CO2 exits
41 terms
plant resource acquisition exam 3
what are the various plant adaptations…
the success of plants depends on what?
what type of plant did natural selecti…
stems serve as what for leaves?
-water... -minerals... -carbon dioxide... -light
their ability to gather resources from their environment and…
taller plants with flat appendages, multicellular branching r…
-conduits for water and nutrients as supporting structures fo…
what are the various plant adaptations…
-water... -minerals... -carbon dioxide... -light
the success of plants depends on what?
their ability to gather resources from their environment and…
28 terms
Resource Acquisition and Transport in Vascular Plants
xylem
phloem
mycorrhizae
apoplastic
vascular plant tissue consisting mainly of tubular dead cells…
vascular plant tissue consisting of living cells arranged int…
a symbiotic relationship of plant roots and fungus; increase…
materials travel between cells
xylem
vascular plant tissue consisting mainly of tubular dead cells…
phloem
vascular plant tissue consisting of living cells arranged int…
11 terms
Resource Production, Acquisition & Transport in Plants
Autotrops
Photosynthesis
Importance of Photosynth
Leaves
Plants - sustain themselves w/o eating anything derived from…
converts solar energy into chemical energy in plants, algae,…
solar energy is stored as chemical energy that is transported…
major location of photosynthesis... -green colored from chloroph…
Autotrops
Plants - sustain themselves w/o eating anything derived from…
Photosynthesis
converts solar energy into chemical energy in plants, algae,…
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