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What do you know about organic molecules?

Total questions: 25

Worksheet time: 10mins

Name
Class
Date
1.
What is the function of a carbohydrate?
a)
Stores energy
b)
Movement
c)
Stores genetic information
d)
Speeds up reactions
2.
How do lipids function for cells?
a)
store information
b)
store energy
c)
breakdown wastes
d)
join with substrates
3.
What are two main functions of fats within the body?
a)
energy storage and cellular transport
b)
energy storage and insulation
c)
building blocks for DNA and hormones
d)
storing cellular information and in the cell membrane
4.

What is a protein?

a)

A polymer composed of many sugars.

b)

A polymer composed of many amino acids.

c)

A polymer composed of fatty acids.

d)

A polymer composed of nucleotides.

5.
_______ dictates the function of a protein
a)
Shape
b)
Temperature
c)
pH
d)
Time
6.
If you change the shape of a protein, will it work the same/properly?
a)
Yes
b)
No
7.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
8.
What is the function of nucleic acids?
a)
Stores energy
b)
Stores genetic information
c)
Movement
d)
Physical structure
9.
Made of glycerol and fatty acids
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
10.
Include sugars (ex. glucose) and starches
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
11.
Stores genetic information and carries out protein synthesis
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
12.

Which organic molecule contains nitrogen and sulfur?

a)

carbohydrates

b)

lipids

c)

proteins

d)

nucleic acids

13.

Tick all of the organic molecules from the choices below:

a)

H2O

b)

C5H10O5

c)

CO2

d)

C11H12N2O2

e)

CNCl

14.

The presence of which element in nucleic acids distinguishes them from proteins?

a)

nitrogen

b)

carbon

c)

sulfur

d)

phosphorus

15.
What are the 4 most abundant elements in living things?
a)
hydrogen, oxygen, nitrogen, carbon
b)
hydrogen, helium, oxygen, carbon
c)
carbon, manganese, iron, hydrogen
16.

The elements _______ are found in all of organic compounds.

a)

carbon and nitrogen

b)

carbon and oxygen

c)

carbon and iron

d)

carbon and hyrogen

17.

The building blocks of proteins are _______.

a)

Nucleotides

b)

Monosaccharides

c)

Amino Acids

d)

Glycerol and fatty acids

18.
Sugars, starches and chitin are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
19.
The organic molecules that stores and transmits hereditary and genetic information are
_____________.
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
20.
A biological substance that speeds up a chemical reaction.
a)
sugar
b)
enzyme
c)
cellulose
d)
lipid
21.

Which of the following can proteins do?

a)

store genetic information

b)

store energy (long-term)

c)

store energy (short-term)

d)

build skin, hair, nails, muscles

22.
What is the function of carbohydrates?
a)
store genetic information
b)
store energy (long-term)
c)
store energy (short-term)
d)
build skin, hair, nails, muscles
23.
What is the function of lipids?
a)
store genetic information
b)
store energy (long-term)
c)
store energy (short-term)
d)
build skin, hair, nails, muscles
24.
The basic unit of life is a ____________.
a)
atom
b)
molecule
c)
organelle
d)
cell
25.

What is the main protein in hair called?

a)

keratin

b)

albumin

c)

histone

d)

collagen

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