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Macromolecule review quiz (with a little water)

Total questions: 53

Worksheet time: 2hrs 42mins

Name
Class
Date
1.

What is the monomer of a Carbohydrate

a)

Lipid

b)

Monosaccharide

c)

fatty acid

d)

disaccharide

2.

What is the monomer of a lipid

a)

amino acid

b)

trigliceride

c)

phospholipid

d)

fatty acid

3.

What is the monomer of a nucleic acid?

a)

monosaccharide

b)

nucleotide

c)

amino acid

d)

Glycerol "heads" and fatty acid "tails"

4.

What is the monomer of a protein?

a)

monosaccharide

b)

nucleotide

c)

amino acid

d)

Glycerol "heads" and fatty acid "tails"

5.

What is the function of a carbohydrate?

a)

store genetic information

b)

long term energy storage

c)

short term energy storage

d)

many many many things...muscle growth, cell transport, lower activation energy...

6.

What is the function of a lipid?

a)

store genetic information

b)

long term energy storage

c)

short term energy storage

d)

many many many things...muscle growth, cell transport, lower activation energy...

7.

What is the function of a nucleic acid?

a)

store genetic information

b)

long term energy storage

c)

short term energy storage

d)

many many many things...muscle growth, cell transport, lower activation energy...

8.

What is the function of a protein?

a)

store genetic information

b)

long term energy storage

c)

short term energy storage

d)

many many many things...muscle growth, cell transport, lower activation energy...

9.

Example of a carbohydrate

a)

Glucose

b)

DNA

c)

Oils

d)

Meat

10.

Example of a lipid

a)

Glucose

b)

DNA

c)

Oils

d)

Meat

11.

Example of a nucleic acid

a)

Glucose

b)

DNA

c)

Oils

d)

Meat

12.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
13.
One type of carbohydrate is 
a)
starch 
b)
protein
c)
amino acid 
d)
monomer 
14.

An avocado is an example of a which macromolecule?

a)

Carbohydrate

b)

Lipid/Fat

c)

Protein

d)

Nucleic Acid

15.

This is one job proteins do not have in the body.

a)

structure for tissues and organs

b)

transport things through cell membranes

c)

speed up chemical reactions

d)

insulation

16.

This macromolecule breaks down into sugars such as glucose.

a)

Lipids/Fats

b)

Nucleic Acids

c)

Protein

d)

Carbohydrates

17.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
18.
Why does ice float?
a)
As water freezes, it expands and its density decreases.
b)
As water freezes, it takes up more hydrogen from the atmosphere, causing it to have a greater buoyancy.
c)
As water freezes, air becomes trapped between the hydrogen bonds of water molecules.
d)
As water freezes, it takes up more oxygen from the atmosphere, causing it to have a greater buoyancy.
19.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
20.
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
a)
Water is an acid.
b)
Water is a versatile solvent.
c)
Water has a high heat capacity.
d)
 Water acts as a buffer.
21.
The fact that ice floats on liquid water is due to the fact that water's solid is ___________ than it's liquid form
a)
less polar
b)
more polar
c)
less dense
d)
more dense
22.
The tightness across the surface of water that enables paper clips to float is ____________.
a)
adhesion
b)
capillary action
c)
surface tension
d)
polarity
23.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
24.
Why does ice float?
a)
As water freezes, it expands and its density decreases.
b)
As water freezes, it takes up more hydrogen from the atmosphere, causing it to have a greater buoyancy.
c)
As water freezes, air becomes trapped between the hydrogen bonds of water molecules.
d)
As water freezes, it takes up more oxygen from the atmosphere, causing it to have a greater buoyancy.
25.
Which end of the water molecule has a slightly positive charge?
a)
the oxygen end
b)
the hydrogen end
c)
both ends are slightly positive
d)
neither end is positive
26.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
27.
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
a)
Water is an acid.
b)
Water is a versatile solvent.
c)
Water has a high heat capacity.
d)
 Water acts as a buffer.
28.
Which major macromolecule is being represented in this image? 
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
29.

Which macromolecule is shown?

a)

lipid

b)

protein

c)

nucleic acid

d)

carbohydrate

30.
What elements are common to all 4 biomolecules?
a)
Carbon, hydrogen, nitrogen
b)
Carbon, Nitrogen, Phosphorus
c)
Carbon, Hydrogen, Oxygen
d)
Carbon, Hydrogen, Phosphorus
31.
A monomer is ...
a)
a single atom
b)
a building block for polymers
c)
a single element
d)
is an inorganic molecule
32.
The name of the initial chain of monomers in a protein is called.....
a)
polypeptide
b)
polysaccharide
c)
polyester
d)
polynucleotide
33.
Building blocks of the body, hair , muscles etc.
a)
protein
b)
nucleic acid
c)
lipids
d)
carbohydrates
34.

Which is shown in the picture?

a)

Monsaccharide

b)

Amino Acid

c)

Fatty Acid

d)

Nucleotide

35.

Which is shown in the picture?

a)

Fatty Acid

b)

Monsaccharide

c)

Amino Acid

d)

Nucleotide

36.

Catalysts

a)

the substances changed during a chemical reaction (goes into the process)

b)

the substances made by a chemical reaction (comes out of the process)

c)

substance that speeds up the rate of a chemical reaction

d)

reactant of an enzyme-catalyzed reaction

37.

Substrate

a)

the substances changed during a chemical reaction (goes into the process)

b)

the substances made by a chemical reaction (comes out of the process)

c)

substance that speeds up the rate of a chemical reaction

d)

reactant of an enzyme-catalyzed reaction

38.

Active site

a)

the region of an enzyme that attaches to a substrate

b)

a change in the shape of a protein (such as an enzyme) that can be caused by changes in temperature or pH (among other things).

c)

substance that can bind to an enzyme and prevent the substrate from properly binding

d)

macromolecules that contain carbon, hydrogen, oxygen, and nitrogen, include enzymes

39.

Denature

a)

the region of an enzyme that attaches to a substrate

b)

a change in the shape of a protein (such as an enzyme) that can be caused by changes in temperature or pH (among other things).

c)

substance that can bind to an enzyme and prevent the substrate from properly binding

d)

macromolecules that contain carbon, hydrogen, oxygen, and nitrogen, include enzymes

40.

Protein

a)

the region of an enzyme that attaches to a substrate

b)

a change in the shape of a protein (such as an enzyme) that can be caused by changes in temperature or pH (among other things).

c)

substance that can bind to an enzyme and prevent the substrate from properly binding

d)

macromolecules that contain carbon, hydrogen, oxygen, and nitrogen, include enzymes

41.

Each enzyme only has 1 substrate that will fit its active site.  What is this called?

a)

reusable

b)

catalyst

c)

fragile

d)

specific

42.

In the diagram, what is letter A?

a)

product

b)

enzyme-substrate complex

c)

substrate

d)

active site

43.

Letter D...

a)

enzyme

b)

active site

c)

substrate

d)

products

44.

Letter B...

a)

substrate

b)

active site

c)

enzyme

d)

products

45.

Letter C...

a)

products

b)

substrate

c)

enzymes

d)

active site

46.

Letter E...

a)

active site

b)

products

c)

substrate

d)

enzyme

47.

What happens to an enzyme when it is denatured?

a)

Activation energy is lowered

b)

It becomes stronger

c)

It loses its shape

d)

Activation energy is raised

48.

Substances that are changed during a chemical reaction

a)

reactants

b)

products

49.

What is the optimum pH for the enzyme salivary amylase?

a)

2

b)

5

c)

6.2

d)

9.1

50.

What can be inferred using the graph?

a)

Cells can function equally as well at all pH values.

b)

Cells do not function well at pH values that are too high or too low.

c)

Cells function best at high pH values.

d)

Cells function best at low pH values.

51.

Which suffix (word ending) is used in the names of most enzymes?

a)

-ase

b)

-in

c)

-ine

d)

-ose

52.

What is the optimum temperature for this enzyme?

a)

20 degrees Celsius

b)

45 degrees Celsius

c)

52 degrees Celsius

d)

64 degrees Celsius

53.

What things affect an enzyme

a)

ph

b)

temperature

c)

amount of substrate

d)

protein

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