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Unit 2: Basic Chemistry for Anatomy

Total questions: 82

Worksheet time: 1hrs 22mins

Name
Class
Date
1.
Nucleic acids are one of the four major macromolecules.  The main functions of nucleic acids are to
a)
store and transport energy and structural components in the cell.
b)
act as enzymes, cell signals, and structural support for the cell.
c)
carry genetic material and create structures inside the cell.
d)
aid in development, the immune system, and blood clotting.
2.
Protein molecules are composed of long chains of __________ .
a)
ribosomes
b)
RNA
c)
amino acids
d)
DNA
3.
The major macromolecules of life are:
a)
lipids, proteins, carbohydrates, nucleic acids
b)
nucleic acid and water
c)
lipids and fats
d)
DNA
4.

What is the main biological function of carbohydrates?

a)

Store energy

b)

Contain genetic information

c)

Make up enzymes

d)

Make you fat

5.

Building blocks of carbohydrates

a)

monosaccharides

b)

glycerol and fatty acids

c)

neucleotides

d)

amino acids

6.

Building blocks of lipids

a)

monosaccharides

b)

glycerol and fatty acids

c)

neucleotides

d)

amino acids

7.

Building blocks of proteins

a)

monosaccharides

b)

glycerol and fatty acids

c)

neucleotides

d)

amino acids

8.

Building blocks of DNA or RNA

a)

monosaccharides

b)

glycerol and fatty acids

c)

neucleotides

d)

amino acids

9.
Anything that takes up space and has mass is known as _______________.
a)
Matter
b)
Molecules
c)
Compounds
d)
Stuff
10.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
11.

Which of the following elements are the basis of organic, living organisms?

a)

Iron

b)

Nitrogen

c)

Carbon

d)

Hydrogen

12.

Which of the following statements best describes a covalent bond?

a)

A bond where nitrogen is bonded to everything.

b)

A bond where electrons are shared.

c)

A bond where electrons are donated from one atom to another.

13.

Which of the following is an organic molecule?

a)

salt

b)

water

c)

acid

d)

carbohydrate

14.

Which of the following is an inorganic molecule?

a)

salt

b)

carbohydrate

c)

lipid

d)

protein

15.

Water molecules are formed by which kind of bond?

a)

Ionic

b)

Covalent

16.

Sodium Chloride (NaCl) is formed by which kind of bond?

a)

Ionic

b)

Covalent

17.

In an Ionic Bond, electrons are _________.

a)

Shared

b)

Transferred

18.

The atomic mass of an element is found by adding the ...

a)

electrons and neutrons

b)

electrons and protons

c)

protons and neutrons

d)

cucumbers and ranch

19.

Which of the following contains the blueprint for life?

a)

carbohydrates

b)

lipids

c)

protein

d)

nucleic acids

20.

Which of the following provides the body with energy?

a)

carbohydrates

b)

lipids

c)

proteins

d)

nucleic acids

21.

Collagen, Keratin, tendons, cartilage

a)

Fibrous Protein

b)

Globular Protein

22.

antibodies, hormones, enzymes...proteins that do work

a)

Fibrous Protein

b)

Globular Protein

23.

Adenine's pair

a)

Guanine

b)

Thymine

c)

Cytosine

24.

Single stranded, located outside the nucleus

a)

DNA

b)

RNA

c)

ATP

d)

TP

25.

Double stranded, found in the nucleus

a)

DNA

b)

RNA

c)

ATP

d)

TP

26.

Guanine's Pair

a)

Thymine

b)

Cytosine

c)

Adenine

27.

These macromolecules are insoluble in water and enter the body as egg yolks, milk and oils

a)

carbohydrates

b)

lipids

c)

proteins

d)

nucleic acids

28.

These lipids make up cell membranes.

a)

phospholipids

b)

steroids

c)

neutral fats

29.

polysaccharides are carbohydrates with

a)

one sugar

b)

2 sugars

c)

many sugars

d)

no sugar

30.

What is the charge of an electron?

a)

Positive

b)

Negative

c)

Neutral

31.

What is the charge of an proton?

a)

Positive

b)

Negative

c)

Neutral

32.

What is the charge of an neutron?

a)

Positive

b)

Negative

c)

Neutral

33.

Isotopes have a different number of

a)

protons

b)

electrons

c)

neutrons

d)

nuclei

34.
This biomolecule is used to make energy for our cells. The simplest is glucose, a monosaccharide.
a)
Carbohydrates
b)
Lipids
c)
Nucleic Acids
d)
Proteins
35.
These biomolecules are the main building blocks of you. They are large and complex and special ones do jobs all over your body as catalysts.
a)
Proteins
b)
Carbohydrates
c)
Lipids
d)
Nucleic Acids
36.
Proteins are made up of two things...
a)
Amino Acids and Peptide Bonds
b)
Amino Acids and Covalent Bonds
c)
Amino Acids and Hydrogen Bonds
d)
Amino Acids and Ionic Bonds
37.
How many Amino Acids does our body use to make proteins?
a)
20
b)
10
c)
6
d)
2
38.
What are special types of proteins that act as catalysts?
a)
Enzymes
b)
Lipids
c)
Polysaccharides
d)
DNA
39.
The electrons involved in chemical bonds are called ___________ electrons.
a)
valence
b)
ionic
c)
Van Der Waals
d)
covalent
40.
What does "polar" mean?
a)
A molecule is cold
b)
A molecule has ionic bonds
c)
A molecule has covalent bonds
d)
A molecule has areas of positive and negative charge
41.

Which structure has alpha helicies and beta sheets?

a)

Tertiary structure

b)

Primary structure

c)

Quaternary structure

d)

Secondary structure

42.

What atoms are in a protien

a)

Carbon oxygen hydrogen

b)

Carbon hydrogen phosphorus nitrogen oxygen

c)

Carbon hydrogen oxygen nitrogen

d)

Sulfer oxygen hydrogen nitrogen phospherus carbon

43.

What is the molecules that is different in every amino acid?

a)

Amino group

b)

R group

c)

Carboxyl group

d)

Alpha carbon

44.

Which one of these is the Quartenary structure?

a)
b)
c)
d)
45.
Ions are: 
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
46.

Starches also know as complex carbohydrates, are mono, di or poly saccharides?

a)

mono

b)

di

c)

poly

47.
How do lipids function for cells?
a)
store information
b)
store energy
c)
breakdown wastes
d)
join with substrates
48.
What are different examples of lipids?
a)
monosaccahrides, disaccharides, starch, cellulose
b)
dipetide, polypeptide, amino acids
c)
DNA, RNA, ATP
d)
triglycerides, waxes, steroids, phospholipds
49.
This molecule is a
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
50.
This molecules is a
a)
amino acid
b)
nucleic acid
c)
carbohydrate
d)
lipid
51.
Unsaturated fats are __________ at room temperature.
a)
liquids
b)
solids
c)
toxic
d)
saturated
52.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
53.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
54.
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.
55.
What type of macromolecule is being represented in this image? 
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
56.

Which macromolecule is shown?

a)

lipid

b)

protein

c)

nucleic acid

d)

carbohydrate

57.
Carbohydrates are made of... 
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
58.
Many plants have waxy coatings on some surfaces. This coating reduces water loss because it is not water-permeable. This waxy coating is which of the following types of organic molecule?
a)
protein
b)
carbohydrate
c)
nucleic acid
d)
 lipid
59.
The human body maintains a temperature of around 98.6 degrees at all times. Enzymes are involved in almost every chemical reaction in the body. Which of the following describes the connection between these two statements? 
a)
Enzymes function best at a specific temperature.
b)
The body needs to be warm to prevent hypothermia.
c)
The body is kept relatively warm to prevent too much enzyme action. 
d)
There is no connection between the two statements. 
60.
What suffix (word ending) is used in the names of most carbohydrates?
a)
-ase
b)
-nic
c)
-ose
d)
-yme
61.
Identify the macromolecule in the picture
* cholesterol and triglycerides
a)
carbohydrate
b)
protein
c)
lipid
d)
nucleic acid
62.
All polymers are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
63.
Which is an example of a lipid?
a)
Candy
b)
Olive Oil
c)
DNA
d)
Meat
64.
Define Dehydration Synthesis
a)
The use of H2O to break a bond between molecules
b)
the process of becoming thirsty
c)
the bonding of two molecules by the addition of H2O
d)
The bonding of two molecules by the removal of H2O
65.
Define Peptide Bond
a)
The bonding of two amino acids by hydrolysis
b)
the bonding of two amino acids by dehydration synthesis
c)
The bonding two amino acids to form a lipid
d)
the bonding of two amino acids to form a carb
66.
A substance is tested with biuret solution.  It changes from blue to purple.  This indicates:
a)
positive for presence of protein
b)
positive for presence of starch
c)
positive for presence of glucose
d)
positive for presence of lipids
67.
What type of molecule is represented in the image
a)
poly
sacch
aride
b)
unsat
urated fat
c)
saturated fat
d)
mono
sacch
aride
68.
What type of molecule is represented in the image?
a)
poly
sacch
aride
b)
un
saturated fat
c)
saturated fat
d)
mono
sacch
aride
69.
a substance is tested with iodine.  The indicator remains yellow/brown.  which molecule is not present?
a)
protein
b)
starch
c)
lipid
d)
glucose
70.
Saturated fatty acids tend to be_____ at room temperature
a)
solid
b)
liquid
71.

Identify the monosaccharide:

a)
b)
c)
72.

Identify the lipid:

a)
b)
c)
d)
73.

Identify the nucleic acid:

a)
b)
c)
d)
74.

Match the protein with the correct picture.

a)
b)
c)
d)
75.

In which of the following would you find carbohydrates?

a)

Olive Oil

b)

Steak

c)

DNA

d)

Spaghetti Noodles

76.

In which of the following would you find nucleic acids?

a)

Olive Oil

b)

Steak

c)

DNA

d)

Spaghetti Noodles

77.

In which of the following would you find lipids?

a)

Olive Oil

b)

Steak

c)

DNA

d)

Spaghetti Noodles

78.

In which of the following would you find proteins?

a)

Olive Oil

b)

Steak

c)

DNA

d)

Spaghetti Noodles

79.
What are the functions of proteins?
a)
build structures and provide quick energy
b)
repair tissue and store long-term energy
c)
build structures/
hormones/ transport/ enzymes
d)
provide energy/ transport
80.

The difference between lipids and carbohydrates is

a)

A. Carbohydrates are quickly broken down to be used as energy, while lipids take longer to be broken down to be used for energy

b)

B. Carbohydrates are long term energy and lipids are short term energy

c)

C. Lipids make proteins and carbohydrates make DNA & RNA

d)

D. Carbohydrates are made of carbon, hydrogen, and oxygen and lipids are made of carbon, hydrogen, oxygen, and nitrogen

81.
Examples include glucose and fructose.
a)
Carbohydrates
b)
Lipids
c)
Nucleic Acids
d)
Proteins
82.

You have an unidentified carbohydrate in a plant. You decide against lab rules to eat it. Upon further research it was later determined the carbohydrate was

a)

starch

b)

cellulose

c)

triglycerides

d)

glycogen

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