WorksheetsBiology Notes
Total questions: 81
Worksheet time: 2hrs 31mins
What is metabolism?
Process that living organisms carry out to maintain homeostasis
Process that living organisms carry out to maintain life
Process that living organisms carry out to maintain light
Process that living organisms carry out to maintain flagellum
What are the 2 processes of metabolism?
(a)
What's Anabolism?
(a)
What's Catabolism?
(a)
Building molecule _____ energy.
requires
does not
realeases
instills
Breaking down molecules ____ energy.
releases
incorporates
creates
transfers
Energy is stored in ____ bonds.
covalent
hydrogen
ionic
chemical
Energy is ____ by ____ chemical bonds.
released; creating
created; releasing
released; breaking
broken; releasing
Photosynthesis (a) energy.
Cellular Respiration (a) energy.
All living things require ____?
Work
Energy
Glucose
Atp
What is energy?
The ability to move
The ability to cause a force
The ability to create a disturbance
The ability to do work
The _ _ _ control the flow and transformation of energy in organisms.
(a)
How many law(s) of Thermodynamics are there?
1
2
3
4
Energy is neither ____ nor____ only ____ or ____.
created;destroyed
moved;gained
broken;fixed
transferred;transformed
What’s the law of conservation?
(a)
What else is the law of conservation?
the first law of thermodynamics
the second law of thermodynamics
The law of entropy
The law of Bioenergetics
Energy transfer causes ____ to increase.
axtropy
entropy
intropy
oxtropy
( REMINDER! ) energy transfer cause entropy to increase is the SECOND law of thermodynamics!<3
All life on Earth depends on the flow of ___ through the ecosystem.
Atp
Nadp+
Nadph
Energy
What is the source of energy for life?
The sun
Sun
Th big red tomato in the sky
What the other options said
(Check all)
Autotrophs are organisms that what?
(a)
Organism that are autotrophs include:
All green plants
All bacteria
All fungi
Some protists and bacteria
What’s a heterotroph?
An organism that can make it’s own food
An organism that can partially make its on food
An organism that does not consume food
An organism that cannot make its own food
What’s an example of heterotrophs:
Animals
Fungi
Bacteria
Protist
Heterotrophs must ____ food. They either eat plants or animals that eat ____.
consume; animals
consume: food
consume: plants
consume: fungi
In photosynthesis, plants use the energy of the sun to convert water and carbon dioxide into high energy ____ molecules.
carbohydrates
glucose
fructose
glycerol
What is given off as a waste product in photosynthesis?
CO2
O2
C6H12O6
H2O
Life on earth is dependent on photo synthesis for ____ and ____.
food;oxygen
food;carbon
water;food
work; oxygen
( REMINDER! ) THIS IS THE PHOTOSYNTHESIS FORMULA: 6CO2 + 6H2O + sunlight = C6H12O6 + 6O2
Which are the reactants in photosynthesis!
glucose
water
oxygen
carbon dioxide
What are the products in photosynthesis?
oxygen
water
carbon dioxide
glucose
Where does the carbon on photosynthesis come feom?
air
temperature
atmosphere
biosphere
Where does the water in photosynthesis come from?
atmosphere
biosphere
air
ground
What are the major organs of photosynthesis?
chloroplasts
chlorophyll
leaves
thylakoids
How many chloroplasts per square millimeter can be found on a leaf’s surface?
A million
Half a million
A quarter million
Five hundred thousand
( REMINDER! ) Chlorophyll are mainly found in the cells of the mesothelioma which is the interior tissue of the leaf.
How many chloroplasts does each mesophyll cell contain?
10-20
20-25
25-30
30-40
( REMINDER! ) CO2 enters and O2 exits the leaf through microscopic pores called stomata.
What are stomata?
tiny holes in the leaf
microscopic pores in the leaf
tiny rips in the leaf
microscopic rips in the leaf
What shape are chloroplasts?
circles
spheres
oblongs
disks
( REMINDER! )
Chloroplasts are disk shaped compartments that contain two main compartments.
Photosynthesis takes place in the ____.
chlorophyll
chloroplasts
mitochondria
ribosomes
Thylakoids are the first compartment of chloroplasts a s are ____ and ____.
round; fluid-like
flat;fluid-like
round; sac-like
flattened ; sac-like
Thylakoids contain what pigment?
chlorophyll
chloroplast
xylophyll
aminophyll
( REMINDER! ) Grana are stacks of thylakoids
The ____ is the chloroplasts second compartment.
cytoplasm
plasm
stroma
granum
What is A on the picture?
inner membrane
lamellae
outer membrane
stroma
A pigment is (a) .
( REMINDER! ) Plants absorb the sun’s energy with their light absorbing pigments.
Chromoplasts contain ____ pigments.
all
some
few
certain
( REMINDER! ) Different pigments absorb light of different wavelengths of light that are being reflected by a pigment instead of being absorbed.
Absorbed light colors equal ____ like reflected light colors equal ____.
unusable energy; usable energy
stored energy; unusable energy
unusable energy; stored energy
usable energy; unusable energy
A photosystem is a ____ of ____ embedded in the thylakoid membrane.
group of pigments
dispersed group of pigments
isolation of pigments
cluster of pigments
( REMINDER! ) Photo systems are the light collections of the chloroplasts.
When chlorophyll absorbs light, it’s ____ get energy directly transferred to them.
ribosomes
chloroplasts
neurons
electrons
The ____ energy electrons make photosynthesis work.
low
mid
concrete
high
Excited electrons are ones that have gained a great deal of ____,
E
N
E
R
G-Y
Cells use ____ ____ to transport high energy electrons from chlorophyll to other molecules.
neutron carriers
neutron tubes
ionic carriers
electron carriers
( REMINDER! ) NADPH is an electron carrier!<3
The high energy electrons are use to make ____?
sugar
fructose
sodium chloride
glucose
What are the two stages of photosynthesis?
Light
Dependent Reactions
Light
Independent Reactions
Where do light dependent reactions take place at?
thylakoids
stroma
( REMINDER! ) Once lights captured in the light dependent reactions, the electrons are passed from molecule to molecule through the thylakoid membrane.
What do light dependent reactions produce?
(a)
Electrons ___ energy from the sun.
absorb it
defelect
inflict
reflect
Electrons leave pigments and start making what in the light dependent reactions?
glucose
Atp
Hydrogen ions
Organic molecules
( REMINDER! ) Electrons power the movement of hydrogen from low to high concentrations.
( REMINDER! ) When the hydrogen ions move back across the membrane the ions spin the ATP synthes enzyme.
Atp is required to make what in the Calvin Cycle?
sugar
suger
suga
shuga
What is the difference between dark reactions and the Calvin cycle?
They describe two separate reactions
They were for two different parts of the same reaction
They ate from two different processes
There is no difference
Where do dark reactions take place?
stroma
lamellae
granum
grana
( REMINDER! ) CO2 , NADPH, and ATP make glucose in dark reactions.
Where does CO2 enter the cell?
stroma
lamellae
stomata
Roma
What does RuBp stand for?
Ribulose biphosphate
Ribulose triphosphate
Ribulose hexaphospate
Ribulose monophosphate
RuBP or RuBisCo help CO2 what?
pass through the electron carriers
pass through the neutron carriers
join a phosphate group
join a five carbon sugar
In light independent reactions, what is ATP broken down into… what about NADPH?
ADP;NADPT
ASP;NADPJ
ADP;NASP+
ADP; NADP+
What prevents water loss in plants?
Their waxy cuticle
Cuticle layer
Cuticle
The cuticle
( REMINDER! ) The process of photosynthesis depends on the action of enzymes which work best at 0-35°C. Anywhere above or below may cause a malfunction which can slow or potentially stop photosynthesis in its entirety.
If you up the light intensity, you also increase the rate of photosynthesis!
Ready for your test:) ?
