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Carbon & it's Compounds

Total questions: 22

Worksheet time: 34mins

Name
Class
Date
1.
Proteins are polymers formed from 
a)
lipids.
b)
carbohydrates.
c)
amino acids.
d)
nucleic acids.
2.
Which one isn't a biomolecule?
a)
Carbohydrate
b)
Lipids
c)
Protiens
d)
Nucleic bases
3.
Which is a Carbohydrate's monomer?
a)
fatty acids
b)
Amino acids
c)
Monosacharide
d)
Nucleotide
4.
Which one is NOT a function for Carbohydrates?
a)
Short Term Energy
b)
Cell walls
c)
Digestion
d)
Plant Structure
5.
Organic molecules that always contain carbon, oxygen and hydrogen, often in a 1:2:1 ratio
a)
carbohydrates
b)
functional groups
c)
enyzme
d)
monosaccaride
6.
What is the primary function of carbohydrates in your body?
a)
Speed up chemical reactions.
b)
Give immediate energy.
c)
Help to store energy.
d)
Build cell walls in plants.
7.
Which polymer group is used as STORED energy?
a)
carbohydrate
b)
lipid
c)
protein
d)
amino acid
8.
Carbohydrates are broken down into smaller molecules for what purpose?
a)
to form cell membranes
b)
to form muscle
c)
to transmit genetic information
d)
to provide energy
9.
Glucose is an example of a
a)
Carbohydrate
b)
Lipid
c)
Protein
d)
Nucleic Acid
10.
Which biomolecule helps form muscles?
a)
Nucleic Acid
b)
Carbohydrate
c)
Protein
d)
Lipids
11.
Which formula represents an amino acid?
a)
a.
b)
b. 
c)
c.
d)
d.
12.

Organic compounds

a)

are made only of carbon

b)

contain carbon bonded to hydrogen and nothing else

c)

contain carbon bonded to hydrogen

d)

contain only oxygen

13.

Which property of carbon is important in the forming of many types of organic compounds

a)

carbon has 6 electrons

b)

carbon has 6 protons

c)

carbon has 4 valence electrons

d)

carbon can only bond with hydrogen

14.

Because carbon has 4 valence electrons

a)

it can form up to 4 covalent bonds

b)

it can form ionic bonds

c)

it can form only double bonds

d)

it can form covalent bonds with H only

15.

This is an example of a

a)

straight carbon chain

b)

branched carbon chain

c)

carbon ring structure

16.

How many covalent bonds does each carbon have in the molecule shown?

a)

4

b)

2

c)

8

d)

6

17.

The carbons circled in red...

a)

are double bonded

b)

are sharing two pairs of electrons

c)

are sharing three pairs of electrons

d)

form a single covalent bond

18.

A carbon chain by itself is not able to dissolve in water. Which functional group can be added to make the carbon chain polar and hydrophilic?

a)

NH2

b)

Phosphate

c)

Carboxyl

d)

Hydroxyl

19.

What type of reaction is shown in the image?

a)

Condensation reaction

b)

Hydrolysis

c)

Functional group is being added

d)

Polymers forming monomers

20.

What type of reaction is shown?

a)

Dehydration synthesis

b)

condensation reaction

c)

Hydrolysis

d)

Activation energy

21.
Starch is a polymer formed from 
a)
fatty acids. 
b)
monosaccharides.
c)
amino acids.
d)
nucleotides.
22.
Living things use which macromolecule as their main source of energy?
a)
Fat
b)
Protein
c)
Sugar
d)
Nucleic acid

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