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Sci 10 Chapter 8/9 Flashcards | StudBud
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Sci 10 Chapter 8/9
Sci 10 Chapter 8/9
40 terms
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StudBud Administration
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cell biology and plant systems
Flashcards
40 cards
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Questions
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Answers
1
Cell membranes are primarily composed of these
lipids
proteins
phospholipids
carbohydrates
2
The the surface area to volume ratio of a cell increases, the more ________ the cell is
ineffective
attractive
large
efficient
3
Delivering medicine using artificial vesicles. It is often used to deliver cancer medication
vessicular transport
trans-dermal patches
ribosomes
liposomes
4
These cells line up in columns near the top of the leaf and are rich in chloroplasts
spongy tissue cells
palisade tissue cells
epidermal cells
guard cells
5
The net movement of particles from an area f high concentration to low concentration
facilitated diffusion
osmotic diffusion
diffusion
osmosis
6
The response of a plant to the force of gravity to grow upwards
positive gravitropism
negative gravitropism
7
Using an artificial membrane to filter out a patient's blood
liposome technology
dialysis
trans-dermal patch
reverse osmosis
8
These structures help parts of the plant that are covered in wood or wax exchange gases
sopres
lenticels
stomata
liposomes
9
Movement across cell membranes without the input of energy
aided transport
passive transport
selective transport
active transport
10
Carrier proteins and channel proteins carry out this type of membrane transport
passive diffusion
active diffusion
facilitated diffusion
endocytosis
11
The movement of water across a cell membrane
osmosis
active transport
diffusion
passive transport
12
These solutions lose water because the concentration of water molecules is greater
isotonic
plainly tonic
hypotonic
hypertonic
13
These are the small openings in the bottom of the leaf to allow water and gas exchange
vascular bundles
guard cells
stomata
spongy tissue cells
14
Once molecules are distributed evenly, it is referred to as
equal flow
osmotic balance
equilibrium
dynamic balance
15
This vascular tissue is composed of living cells that transport the sugars produced in the leaf
tracheids
sieve plates
phloem
xylem
16
These leaf cells contain chloroplasts and are spaced apart to allow the exchange of gases
guard cells
spongy tissue cells
epidermal cells
palisade tissue cells
17
The cells form a protective tissue around the leaf that protects it
epidermal cells
spongy tissue cells
vascular bundle
palisade tissue cells
18
The tendency of water molecules to stick to other molecules and transmits an upward pull
adhesion
cohesion
hydrogen bonding
osmotic pressure
19
The response of a plant to gravity in order for the roots to grow downward
negative gravitropsim
positive gravitropsim
20
This terms means "water loving"
hydrophilic
hydrophoric
hydrohpobic
hydrosporic
21
This is how HIV enters the cell
prion diffusion
pinocytosis
receptor mediated endocytosis
endocytosis
22
These cells regulate the opening and closing of the stomata
spongy tissue cells
palisade tissue cells
epidermal cells
guard cells
23
Cell membranes can allow some molecules across while excluding others. This is referred to as
impermeable
impervious
semi-permeable
selective
24
This model describes how a cell membrane can be flexible and can change shape
phospholipid model
fluid membrane model
passive transport model
fluid mosaic model
25
The evaporation of water from the plants leaves
cooperation
transpiration
evaporation
hydrovacation
26
Movement of molecules across a membrane traveling from a low to a high concentration.
active transport
passive transport
diffusion
facilitated diffusion
27
The surface area for absorbing water and dissolved minerals in a root is increased by
guard cells
osmotic cells
sieve plates
root hairs
28
When cells "drink" by taking in droplets of fluid and dissolved particles
phagocytosis
receptor mediated endocytosis
exocytosis
pinocytosis
29
When cells "eat" by taking in large particles or other cells and forming a vesicle around them
receptor mediated endocytosis
pinocytosis
exocytosis
phagocytosis
30
The chemical that promotes the elongation of plant cells to carry out tropisms is called
auxin
nastic
glucose
taxia
31
This is a macromolecule that plants and animal cells use as a source of energy
sunlight
water
glucose
sucrose
32
A waxy substance that prevents the evaporation of water in the leaf
cuticle
stomata
epidermal cells
palisade tissue cells
33
This process is used in water purification
dialysis
lipoome technology
trans-dermal membrane technology
reverse osmosis
34
The tendency of water to stick to certain surfaces
adhesion
osmotic pressure
tracheid pressure
cohesion
35
This vascular tissue is composed of the cell walls of dead cells and transport H
2
O and minerals
xylem
tracheids
sieve plates
phloem
36
The growth of a plant towards a light source
dynamic tropism
transtropism
phototropism
gravitropism
37
This term mean "water fearing"
hydrophilic
hydrophobic
hydrophoric
hydroponic
38
Cell A is a cubed cell with 1cm sides and Cell B is a cubed cell with 2cm sides.
Cell A is more efficient
They both have the same efficiency
Cell B is more efficient
They will both die
39
When there is a difference in concentration between two areas it is called a
diffusion gradient
equilibrium
concentration gradient
active transport
40
The solute concentration is higher in this area, allowing water to flow into these areas
supersaturated
hypotonic
isotonic
hypertonic