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Biomolecule Test Review S22

Total questions: 35

Worksheet time: 9hrs 45mins

Name
Class
Date
1.
What do all of the macromolecules have in common? 
a)
Sequences of sugars
b)
Chains of amino acids
c)
All are nucleotides of DNA
d)
They are all polymers of smaller units
2.

Which of the following organic compounds is made of glycerol and FATTY acids?

a)

Lipids

b)

Carbohydrates

c)

Nucleic Acid

d)

Proteins

3.
Which of the following is correctly paired? 
a)
Cellose - amino acid
b)
DNA - nucleotide
c)
Fat - monosacchride
d)
Protein - nucleotide
4.
Why are our macromolecules considered to be polymers? 
a)
They are made of smaller monomers joined together
b)
They only have ionic bonds
c)
They all can function as enzymes
d)
They are used to make plastics 
5.
When enzymes are added to a reaction, what will happen?
a)
The reaction will slow down
b)
The reaction will speed up
c)
The reaction will stay the same 
6.
Enzymes work by lowering the _______________.
a)
Activation Energy
b)
Products
c)
Reaction length
d)
Substrate amounts
7.

If an enzyme is put in an environment that is the wrong pH or temperature, what will happen?

a)

The enzyme will keep working

b)

The enzyme will denature

c)

The enzyme will work slower

d)

The enzyme will work faster

8.
What is the monomer of a protein? 
a)
Amino acid
b)
Nucleotide
c)
Glycerol 
d)
Monosacchride
9.
Which of the following is the correct monomer of a nucleic acid? 
a)
Nucleotide
b)
Amino Acid
c)
Monosacchride
d)
Polysacchride
10.

What is the name of the model we compare the enzyme-substrate complex to?

a)

PB & J

b)

Salt and pepper

c)

Engine and Gas

d)

Lock and Key

11.
In the image, what is the name for Structure Y?
a)
Enzyme
b)
Substrate
c)
Enzyme-Substrate complex
d)
Product
12.
Galatase, lactase, and catalase are most likely what type of molecules?
a)
Lipid
b)
Sugars
c)
Proteins
d)
Carbohydrates
13.
What is the optimal pH for pepsin
a)
2
b)
4
c)
6
d)
8
14.

You want to run a race and need some quick energy. which of the following should you eat?

a)

Bread

b)

Eggs

c)

Candy

d)

Lettuce

15.

Animals which hibernate store up a large amount of what macromolecule to help them insulate and have a long-term energy supply?

a)

Proteins

b)

Carbohydrates

c)

Lipids

d)

Nucleic Acid

16.

What happens to enzymes when temperature goes higher than the optimal temperature?

a)

The enzyme works faster.

b)

The enzyme works at the same speed.

c)

The enzyme is unchanged

d)

The active site of the enzyme changes shape.

17.

The primary purpose the body uses monosaccharides for is?

a)

Building muscles

b)

Helping the Immune System

c)

Immediate (quick) energy

d)

Generating Heat

18.

The function of a lipid is _________________.

a)

Short term energy

b)

Energy storage and insulation

c)

Store and transfer genetic information

d)

Carry out life's processes

19.

The function of a protein is _________________.

a)

Short term energy

b)

Energy storage and insulation

c)

Store and transfer genetic information

d)

Carry out life's processes

20.

The function of a carbohydrate is _________________.

a)

Short term energy

b)

Energy storage and insulation

c)

Store and transfer genetic information

d)

Carry out life's processes

21.

The function of a nucleic acid is _________________.

a)

Short term energy

b)

Energy storage and insulation

c)

Store and transfer genetic information

d)

Carry out life's processes

22.

What is the monomer of starch?

a)

Monosaccharide

b)

Amino Acid

c)

Nucleotide

d)

Phosphate group

23.

Which of the following would provide arctic animals with insulation?

a)

Fats

b)

Sugars

c)

Proteins

d)

Nucleotides

24.
Animals store carbohydrates as _______________ while plants store carbohydrates as ______________.
a)
glycogen, starch
b)
sugar, starch
c)
starch, glucose
d)
glycogen, glucose
25.
All organic compounds contain the element _____________
a)
Phosphorus
b)
Nitrogen
c)
Sulfur
d)
Carbon
26.
_____________ act as catalysts to speed up chemical reactions within cells.
a)
Lipids
b)
Carbohydrates
c)
Enzymes
d)
DNA
27.
An example of a nucleic acid would be __________
a)
Fructose
b)
Wax
c)
DNA
d)
Steroid
28.
DNA and RNA are made up of nucleotides.  Each nucleotide is composed of ___________
a)
sugar, nitrogenous base and an acid
b)
sugar, nitrogenous base and a phosphate group
c)
sugar, ATP, and a phosphate group
d)
amino acids
29.

In the image, what is the name for Structure Z?

a)

Enzyme

b)

Substrate

c)

Enzyme-Substrate complex

d)

Product

30.

Some plants have a waxy coating on their leaves to help prevent water loss. This waxy coating is an example of what macromolecule?

a)

Carbohydrate

b)

Lipid

c)

Nucleic Acid

d)

Protein

31.

Why are enzymes so important to the functioning of the human body?

a)

They help biochemical reactions occur fast enough to maintain homeostasis

b)

They enable the body to produce food

c)

They provide cells with energy

d)

They help maintain body heat

32.
What is the most basic unit of life?
a)
cell
b)
tissue
c)
organ
d)
organ system
33.
It is hot outside. You start sweating. In this case, the hot weather is the...
a)
stimulus
b)
response
c)
cause and effect
d)
responder
34.

Maintaining a stable internal

environment is called

a)

homeostasis

b)

equilibrium

c)

balance

d)

evenness

35.

The combination of chemical reactions through

which an organism creates and uses energy is called...

a)

absorption

b)

metabolism

c)

digestion

d)

consumption

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