Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Biology 1010 > Lecture 8 - Photosynthesis > Flashcards

Lecture 8 - Photosynthesis Flashcards

You may prefer our related Brainscape-certified flashcards:
AP® Biology flashcards Biology 101 flashcards
1
Q

process by which plants, algae, and some microorganisms harness solar energy and convert it to chemical energy

A

Photosynthesis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

True/False: with few exceptions, all life on earth ultimately depends on photosynthesis

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Photosynthesis Equation

A

6CO2 + 6H2O + light –> C6H12O6(Glucose) + 6O2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

range of all possible frequencies of radiation

A

electromagnetic spetrum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

organelle of photosynthesis

A

chloroplast

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Chloroplast physiology:

2 outside membranes enclosed

A

stroma

grana

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

gelitonous with enzymes, ribosomes, DNA, and grana

A

stroma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

stack of thylakoids

A

grana

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

where do light eractionsoccur

A

in thylakoid membrane

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what do light reactions do

A

convert solar energy to chemical energy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Light Reactions:

energy from captured photons used to make ____ and ____

A

ATP

NADPH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

ATP or NADPH:

stores energy

A

ATP

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

ATP or NADPH:

carries electron

A

NADPH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

2 types of Light Reactions, which comes first

A 
Photosystem ll (First)
Photosystem I (Second)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Which Photosystem deals makes NADPH

A

PSI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Which photosystem makes ATP

A

PSII

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

All plants use ____ to make glucose

A

C3 Pathway (Calvin Cycle)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Describe Carbon Reactions:

A
  • Calvin Cycle assembles CO2 into glucse
    1. Carbon Fixation
    2. PGAL Synthesis
    3. RUBP regenerated
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Where does energy used to create PGAL come from?

A

Light Reactions (PSII and PSI)

20
Q

ATP and NADPH from light reactions provide ______ _____ and _______

A

potential energy

electrons

21
Q

ATP and NADPH used to reduce _____ to glucse

A

CO2

22
Q

where do carbon reactions occur

A

in stroma

23
Q

True/False: Carbon Reactions require light

A

FALSE

24
Q

light = __________ ____________

A

independent reaction

25
Q

Which part of photosynthesis s used to split water

A

PSII

26
Q

Photorespiration is a problem….

A

in hot, dry, conditions

27
Q

What is the name of the enzyme that combines RUBP sugar and CO2 and splits it in half

A

Rubisco

28
Q

Photorespiration:

Rubisco uses _____ as a substrate (instead of ____) starting a process that removes already fixed Carbon

A

O2CO2

29
Q

If stomata kept closed it prevents _____ loss, ____ builds up and photorespiration _____

A

water, O2, increases

30
Q

what happens if you don’t water your plants?

A

everything shuts down

  • don’t make ATP
  • don’t make NADPH
  • don’t make sugar/glucose
31
Q

True/False: C4 plants use additional pathway

A

True

32
Q

What does the additional pathway that C4 plants use do?

A

conserve H2O and CO2

33
Q

absorbs photons of energy

A

Antana Pigments

34
Q

2 antana pigments

A

Chlorophyll

Keratinoids

35
Q

Chlorophyll:

absorbs:
reflects:

A

red and blue

green

36
Q

Keratinoids:

absorbs:
reflects:

A

blue and green

orange and red

37
Q

most abundant antana pigment

A

chlorophyll

38
Q

photosynthesis pigment in plants, algae, and cyanobacteria

A

chlorophyll

39
Q

only ______ light is photosynthetically active

A

absorbed

40
Q

unit with chlorophyll A and other pigment molecules and proteins anchored in the thylakoid membrane

A

photosystem

41
Q

excites electrons…chlorophyll A molecule that uses the light energy

A

Reaction Center

42
Q

other pigments that capture energy and funnel it to reaction center

A

antenna pigments

43
Q

phosphorylation adds P to ADP

A

Chemiostmotic Phosphorylation

44
Q

movement of proton across membrane

A

chemiosmosis

45
Q

Photosynthesis Equation:

What molecule substrate makes up organs mass of the plant

A

CO2 (air)

46
Q

what is H2O main purpose in photosynthesis equation

A

provide proton and electron

Biology 1010 (18 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions