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Biology Unit 3 Review (Day 1)

Total questions: 50

Worksheet time: 32mins

Name
Class
Date
1.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
2.
This process releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present.
a)
photosynthesis
b)
light-independent reaction
c)
cellular respiration
d)
light-dependent reaction
3.

Glucose is broken down into pyruvic acid during which process

a)
Krebs cycle
b)
Calvin cycle
c)
Glycolysis
d)
Photosynthesis
4.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
5.
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
6.
Where does the Krebs Cycle take place?
a)
mitochondria
b)
chloroplast
c)
cytoplasm
d)
nucleus
7.

what are the outputs of glycolysis?

a)

CO2

b)

Pyruvic acid x 2

c)

H2O

d)

ATP

8.
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
9.
What is the energy molecule?
a)
DNA
b)
ATP
c)
RNA
d)
AAA
10.

Which of the following is a product of cellular respiration?

a)

Radiant Energy

b)

Oxygen

c)

Glucose

d)

Water

11.

Each glucose (6C) produces how many pyruvic acid (3C) molecules?

a)

5

b)

2

c)

3

d)

4

12.
Where does glycolysis take place?
a)
Cytoplasm
b)
Stroma
c)
Thylakoid
d)
Mitochondria
13.

What role do NADH and FADH2 (produced during Glycolysis and Kreb's Cycle) play in cellular respiration

a)

they are energy carriers (hydrogen)that use that energy to produce massive amounts of ATP

b)

They are waste products and are pushed out of the cell

c)

They are necessary for long-term energy storage

d)

They don't play any role in cellular respiration

14.

What are the outputs of the kreb's cycle

a)

CO2

b)

H2O

c)

ATP

d)

NADH and FADH2

15.

What happens in the electron transport chain?

a)

NADH and FADH2 drop off hydrogens to form massive amounts of ATP

b)

pyruvic acid is formed from breaking down glucose

c)

CO2 is released and H2O and ATP

d)

glucose is broken down and ATP is formed

16.

Where do the reactions of photosynthesis take place in autotrophs?

a)

Chloroplast

b)

Mitochondria

c)

Cell Walls

d)

Cytoplasm

17.

Where does the energy for plants to perform photosynthesis come from?

a)

Breaking down ATP

b)

sunlight

c)

glucose metabolism

d)

None of the Above

18.

Photosynthesis is a biological process that occurs in autotrophs. Which of the following is produced as a result of photosynthesis?

a)

Water and light

b)

Glucose and chlorophyll

c)

Glucose and oxygen

d)

Carbon dioxide and water

19.

The organic molecule that is the cell's primary form of energy?

a)

Glucose

b)

ATP

c)

ADP

d)

GMP

20.

What is the chemical equation for photosynthesis? Choose the BEST answer

a)

C6H12O6 + O2 -> CO2 + H2O

b)

CO2 + H2O --> C6H12O6 + O2

c)

6 CO2 + 6 H2O --> C6H12O6 + 6 O2

d)

C6H12O6 + 6 O2 -> 6 CO2 + 6 H2O

21.

What is the pigment responsible for absorbing light energy in chloroplasts during photosynthesis?

a)

None of the Above

b)

Carotenoids

c)

Xenophylls

d)

Chlorophyll

22.

Cellular Respiration involves the chemical breakdown of _____ to form ATP Energy

a)

Fats

b)

Fructose

c)

Glucose

d)

Proteins

23.

Which of the following chemical equations properly demonstrates Cellular Respiration? Choose the BEST answer.

a)

C6H12O6 + O2 --> H2O + CO2

b)

H2O + CO2 -> C6H12O6 + O2

c)

C6H12O6 + 6 O2 -> 6 H2O + 6 CO2

d)

6 H2O + 6 CO2 -> C6H12O6 + 6 O2

24.

Where do the reactions of Aerobic respiration take place? (Krebs Cycle & Electron Transport Chain)

a)

Cytoplasm

b)

Mitochondria

c)

Chloroplasts

d)

Cell Wall

25.

True of False, Plants can perform Cellular Respiration and Photosynthesis

a)

False

b)

True

26.
What are the two products that are formed in photosynthesis?
a)
Oxygen and carbon dioxide
b)
Water and oxygen
c)
Oxygen and glucose
d)
Water and glucose
27.

Photosynthesis is ...

a)

The process in which organisms convert/transfer energy from glucose to ATP.

b)

The process in which organisms exchange carbon dioxide and oxygen in their lungs.

c)

The process of taking a picture.

d)

The process of plants converting/transferring solar energy to chemical energy to make their food.

28.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
c)

oxygen and carbon dioxide

d)

light and water

29.

Which process does heterotrophs and autotrophs undergo in order to convert glucose into ATP?

a)

cellular respiration

b)

osmosis

c)

photosynthesis

d)

transcription

30.

In what organelle does cellular respiration take place?

a)

mitochondria

b)

chromosomes

c)

lysosomes

d)

nucleus

31.

Cellular respiration is a chemical reaction that converts chemical energy stored in glucose into which large molecule?

a)

carbohydrate

b)

citric acid

c)

pyruvate

d)

ATP

32.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
33.
Select the balanced equation that represents cellular respiration.
a)
C6H12O6 + 6O2 −−> 6CO2 + 6H2O + Energy
b)
2C6H12O6 + 4O2 −−> 4CO2 + 6H2O + Energy
34.
What are the products of aerobic respiration?
a)
Glucose and oxygen
b)
Carbon dioxide and water
c)
Lactic acid
d)
Carbon monoxide
35.
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
36.
What are the two reactants of cellular respiration?
a)
C6H12O6 & 6CO2
b)
6 CO2 & 6H2O
c)
C6H12O6 & 6O2
d)
6CO2 & 6O2
37.

What does aerobic mean?

a)

without ATP

b)

without oxygen

c)

with ATP

d)

with oxygen

38.

Where does photosynthesis occur in the cell?

a)

chloroplast

b)

cytoplasm

c)

mitochondria

d)

nucleus

39.

Where does anaerobic respiration occur in the cell?

a)

cytoplasm

b)

nucleus

c)

mitochondria

d)

chloroplast

40.

What does anaerobic mean?

a)

without oxygen

b)

with oxygen

c)

without ATP

d)

with ATP

41.

What compound is broken down in cellular respiration?

a)

ATP

b)

water

c)

glucose

d)

carbon dioxide

42.

Which type of respiration makes more ATP?

a)

aerobic

b)

anaerobic

43.

What does a plant take IN to start photosynthesis?

a)

oxygen

b)

carbon dioxide

c)

glucose

d)

lipids

44.

What does a plant give OFF in photosynthesis?

a)

water, sunlight

b)

glucose, oxygen

c)

oxygen, water

d)

glucose, carbon dioxide

45.

What is the purpose of cellular respiration?

a)

produce glucose for all living things

b)

produce ATP for plants

c)

produce glucose for plants

d)

produce ATP for all living things

46.

What is the name of the green pigment in plants?

a)

chloroplast

b)

glucose

c)

chlorophyll

d)

ATP

47.

Where does glycolysis occur in the cell?

a)

cytoplasm

b)

nucleus

c)

mitochondria

d)

protein

48.

A light-dependent reaction requires sunlight AND:

a)

glucose

b)

water

c)

ATP

d)

oxygen

49.

Photosynthesis is to chloroplasts as cellular respiration is to

a)

chloroplasts.

b)

cytoplasm.

c)

mitochondria.

d)

nucleus.

50.

Your food is digested into ______________.

a)

Hamburgers

b)

Glucose

c)

Fructose

d)

Sucrose

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