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Photosynthesis and Respiration

Total questions: 49

Worksheet time: 49mins

Name
Class
Date
1.
Which organelle performs PHOTOSYNTHESIS?
a)
Chloroplast
b)
Mitochondria
2.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
3.
Which organisms perform Photosynthesis?
a)
Only Autotrophs
b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
4.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
5.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
6.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
7.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
8.
What are the products (what's made) during photosynthesis?
a)
glucose and oxygen
b)
water, light, and carbon dioxide
9.
Where does a light-dependent reaction take place?
a)
thylakoid membrane
b)
stroma
c)
grana
d)
lamellae
10.
In a light-dependent reaction, water and sunlight is needed to make oxygen and _____.
a)
carbon dioxide
b)
sugar
c)
ATP
d)
chlorophyll
11.
2 energy rich molecules created by Light Dependent Reactions of Photosynthesis are:
a)
ATP and ADP
b)
ATP and NADPH
c)
ADP and FADH
d)
ADP and NADP
12.
The pigment in chloroplasts that absorbs light energy is called
a)
stroma
b)
stomata
c)
chlorophyll
d)
chlorofluorocarbon
13.
Another name for the Calvin Cycle is
a)
Light Dependent Reaction
b)
Light Independent Reaction
c)
Cellular Respiration
d)
Cellular Transport
14.
Where do the light independent reactions of photosynthesis occur?
a)
cytoplasm
b)
stroma
c)
stoma
d)
mitochondria
15.
Which process releases oxygen?
a)
Light-Dependent Reactions
b)
Calvin Cycle
c)
Cytoplasmic Streaming
d)
Osmosis
16.
Which process uses sunlight to energize ADP to ATP?
a)
Cellular Respiration
b)
Light Dependent Reactions
c)
Light Independent Reactions
d)
Facilitated Diffusion
17.

In which part of photosynthesis is water split release Oxygen?

a)

light dependent reactions

b)

light independent reactions

18.

In which part of photosynthesis is water split release Oxygen?

a)

light dependent reactions

b)

light independent reactions

19.

Where are chloroplast located on the plant?

a)

stems

b)

roots

c)

leaves

20.

What part of photosynthesis is Carbon Dioxide used to help make glucose?

a)

light dependent reactions

b)

light independent reactions

21.

What are the two molecules synthesized in the light dependent reactions that are carried over to the light independent reactions?

a)

ATP and ADP

b)

NADPH and ATP

c)

Glucose and Carbon Dioxide

22.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
23.
This molecule contains three phosphate groups
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
24.
This molecule contains two phosphate groups
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
25.
Cellular respiration takes place in the
a)
nucleus
b)
cytoplasm
c)
ribosomes
d)
mitochondria
26.

Glucose is initially broken down during which step

a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
27.
What is one of the reactants of cellular respiration?
a)
energy
b)
glucose
c)
carbon dioxide
d)
water
28.
______________ produces the most ATP.
a)
photosnthesis
b)
aerobic respiration
c)
anaerobic respiration
d)
glycolysis
29.
What are the products of aerobic respiration?
a)
Glucose and oxygen
b)
Carbon dioxide and water
c)
Lactic acid
d)
Carbon monoxide
30.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
31.
The mitochondria is responsible for ...
a)
photosynthesis
b)
anaerobic respiration
c)
aerobic respiration
d)
fermentation
32.
In which way are photosynthesis and cellular respiration different?
a)
Cellular respiration stores ATP, while photosynthesis releases ATP.
b)
Cellular respiration produces oxygen, while photosynthesis uses oxygen.
c)
Photosynthesis releases energy, while cellular respiration stores energy.
d)
Photosynthesis used carbon dioxide, while cellular respiration produces carbon dioxide.
33.
Which of the following structure is where cellular respiration occurs in the cell?
a)
nucleus
b)
cytoplasm
c)
mitochondria
d)
vacuoles
34.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
35.
Where does the Krebs Cycle take place?
a)
mitochondria
b)
chloroplast
c)
cytoplasm
d)
nucleus
36.
Which molecule isn't an energy carrier?
a)
FADH2
b)
NADH
c)
oxygen
d)
ATP
37.
The energy in ATP is stored 
a)
in the bond between the second and third phosphate
b)
in the bond between the first and second phosphate
c)
in the bond between the adenosine and the first phosphate
d)
I like turtles
38.
Where does anaerobic respiration occur?
a)
glucose molecule
b)
mitochondria
c)
cytoplasm
39.

How do cells get energy to perform their necessary functions?

a)

Cells get energy by taking in nutrients from food.

b)

Cells get energy by dissolving waste products.

c)

Cells get energy only by taking in oxygen from the atmosphere.

d)

Cells get energy by moving water from one organelle to another.

40.

Cellular respiration is carried out by which of the following?

a)

plants only

b)

plants and animals

c)

plants, algae, and cyanobacteria

d)

all living organisms

41.

Cellular respiration is a process that __________ energy.

a)

absorbs

b)

captures

c)

releases

d)

stores

42.

Aerobic means __________ .

a)

"requires hydrogen"

b)

"needing electrons"

c)

"forming ATPs"

d)

"requires oxygen"

43.

__________ are the infoldings of the inner membrane of the mitochondria that increase the surface area.

a)

Cristae

b)

Grana

c)

Stroma

d)

Thylakoids

44.

The correct order of stages of cellular respiration is

a)

glycolysis - the Calvin cycle - electron transport.

b)

the light reactions - glycolysis - the Krebs cycle.

c)

glycolysis - the Krebs cycle - electron transport.

d)

electron transport - glycolysis - the Krebs cycle.

45.

A cell in the leaf of a green plant performs both photosynthesis and cellular respiration, often at the same time. Which statement best describes how these processes are related to each other?

a)

Both processes produce carbon dioxide.

b)

Both processes require energy directly from the Sun.

c)

Products of one process are used as some of the reactants for the other process.

d)

Thermal energy from one process is used as the energy source for the other process.

46.

What is the process through which the majority of ATP is produced?

a)

Photosynthesis

b)

Respiration

c)

Exercise

d)

Nucleotides

47.

What is ADP used for?

a)

It is recharged with a phosphate and energy.

b)

As a backbone for DNA.

c)

Special cell actions that require large amounts of energy.

d)

Any cellular process requiring energy.

48.

How is ADP converted back to ATP?

a)

Phosphate group is removed.

b)

Phosphate group is added.

49.
Which bond of the ATP molecule is broken in order to release energy?
a)
A
b)
B
c)
C
d)
D

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