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bioenergetics 2

Total questions: 24

Worksheet time: 17mins

Name
Class
Date
1.
Which molecule is used by cells as an energy source?
a)
ATP
b)
DNA
c)
oxygen
d)
phosphate
2.
Which organelle performs CELLULAR RESPIRATION?
a)
Chloroplast
b)
Mitochondria
3.
Aerobic respiration is different from anaerobic respiration in that aerobic respiration needs...
a)
chlorophyll
b)
carbon dioxide
c)
glucose
d)
oxygen
4.

Glycolysis occur in the ___________ of a cell.

a)

Golgi complex

b)

Mitochondria

c)

Cytosol

d)

ribosomes

5.

Which of the following is not a product in the net reaction for glycolysis?

a)

GTP

b)

ATP

c)

NADH

6.

Which has more enzymes related to aerobic metabolism?

a)

Type I

b)

Type IIx

7.
What is the primary role of enzymes inside of living cells? 
a)
organizing the translation of proteins
b)
allowing cells to be motile
c)
absorbing ultraviolet rays
d)
speeding up chemical reactions 
8.

the ability to make things move or change

a)

energy

b)

oxygen

c)

cellular respiration

d)

metabolism

9.

Anaerobic exercises require ______ whereas aerobic exercises require ______.

a)

No energy, energy

b)

Energy, no energy

c)

Oxygen, no oxygen

d)

No oxygen, oxygen

10.

ATP stands for what?

a)

Aerobic Tri-potassium

b)

Adenosine Tri-phosphate

c)

Adrenaline Twitch Protein

d)

Anaerobic Triple Phosphate

11.

Why does the body require the three different energy systems?

a)

It doesn't require three different systems

b)

Different sports have different demands

c)

Intensity and duration of different activities and the availability of oxygen

d)

Physical exercise usually takes longer than a few minutes

12.

Energy systems work in which of the following ways?

a)

Together (all working to varying degrees)

b)

Independently (one at a time)

c)

Evenly (all working to the same degree)

d)

Sequentially (first, then second, then third)

13.

The burning sensation you feel during and shortly after exercise is largely due to

a)

Proteins

b)

Hydrogen Ions

c)

Lactic Acid

d)

Acids

14.

1 calorie = heat energy required to raise 1g of water from 14.5 deg. C to 15.5 deg. C

a)

True

b)

False

15.

What factors can affect enzyme activity?

a)

temperature, pH, and concentration

b)

pH only

c)

Temperature only

d)

none of the above

16.

Pyruvic Acid is a byproduct of the intermediate system

a)

true

b)

false

17.
The ETC makes water.  To make this water, where do the hydrogen atoms come from?
a)
glucose
b)
pyruvate
c)
NADH and FADH2
d)
oxygen
18.

Anaerobic requires oxygen.

a)

True

b)

False

19.

the three stages of aerobic respiration, in the correct order are...

a)

glycolysis, oxidative phosphorylation and the calvin cycle

b)

fermentation, calvin cycle and electron transport system

c)

glycolysis , calvin cycle and electron transport system

d)

glycolysis, kreb's cycle and oxidative phosphorylation

20.

energised hydrogen ions are carried by

a)

ATP

b)

NAD only

c)

FAD only

d)

NAD and FAD

21.

When anaerobic respiration occurs in our muscle cells, the end product is ............... ..............

(a)  

22.

Doing a moderate intensity exercise for 3 minutes utilizes which energy system?

a)

Phosphagen

b)

Fast Glycolysis

c)

Oxidative

d)

Both Phosphagen and Fast Glycolysis

e)

Both Fast Glycolysis and Oxidative

23.
Which of the following molecules is NOT a byproduct of cellular respiration? 
a)
CO2
b)
Heat
c)
H2O
d)
ATP
24.

Please identify the proper locations for each step of cellular respiration. (Select more than 1 option)

a)

Glycolysis = Cytoplasm

b)

Glycolysis = Mitochondria

c)

Citric Acid Cycle = Cytoplasm

d)

Citric Acid Cycle = Mitochondria

e)

Oxidative Phosphorylation = Cytoplasm