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WorksheetsAnimal Physiology
Total questions: 8
Worksheet time: 6mins
Name
Class
Date
1.
A __________is a biocatalyst that increases the rate of the reaction without being changed.
a)
Aluminum oxide
b)
Silicon dioxide
c)
Enzyme
d)
Hydrogen peroxide
2.
Enzyme increases the rate of reaction by lowering the activation energy.
a)
True
b)
False
3.
What is the nature of an enzyme?
a)
Vitamin
b)
Lipid
c)
Carbohydrate
d)
Protein
4.
Which of these vitamins is associated with the coenzyme Biocytin?
a)
Nicotinic acid
b)
Thiamine
c)
Biotin
d)
Pyridoxine
5.
The specimen is .........
a)
Ameoba
b)
Paramecium
c)
Aurelia
d)
Ascaris
6.
What are all of the chemical reactions that occur within an
organism referred to?
organism referred to?
a)
Enzymes
b)
Macromolecules
c)
Metabolism
d)
Activation Energy
7.
What is the energy needed to start an chemical reaction referred to?
a)
Cascading Energy
b)
Potential Energy
c)
Kinetic Energy
d)
Activation energy
8.
The enzyme known as ‘catalase’ is involved in the breakdown of hydrogen peroxide molecules into separate water and oxygen molecules. During this reaction, what happens to the ‘catalase’?
a)
The enzyme would become products: O2 and H20
b)
The enzyme would be fully used up and discarded.
c)
The enzyme would remain unchanged in any way.
d)
The enzyme would become a new type of enzyme.
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