NEW
Font size
S
M
L
XL
WorksheetsBio B Ch 6 Review
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Which of these is considered the building blocks of matter?
a)
Ions
b)
Cells
c)
Molecules
d)
Atoms
2.
An organic compound is a compound that contains
a)
Carbon
b)
Phosphorus
c)
Oxygen
d)
Sodium
3.
An atom that has lost or gained an electron is called a(n)
a)
atom
b)
proton
c)
neutron
d)
ion
4.
Balance this equation by filling in the red spaces with the correct coefficient.
____O2 + ____Al ---> ____Al2O3
____O2 + ____Al ---> ____Al2O3
a)
1, 2, 3
b)
3, 4, 2
c)
3, 3, 4
d)
2, 4, 6
5.
Why must the previous equation be "balanced?"
a)
Law of Conservation of Mass
b)
Law of Mass Conservation
c)
Mass Conversion Laws
d)
Laws of Mass Conversion
6.
Which substance would be extensively studied during a college organic chemistry course?
a)
Glucose
b)
Oxygen
c)
Sodium
d)
Water
7.
When an atoms join together to share electrons it is called a(n)
a)
Ionic Bond
b)
Bionic Bond
c)
Covalent Bond
d)
James Bond
8.
Elements that share the same number of electron levels or "shells" can be found in the same
a)
Forms
b)
Periods (Horizontal)
c)
Groups (Vertical)
d)
Places
9.
Proteins are
a)
fatty oils
b)
the building blocks of matter
c)
used in most bodily functions
d)
delicious!
10.
What term best describes the red line?
a)
catalyst
b)
activation energy
c)
products
d)
reactants
11.
An enzyme is a natural catalyst. Which of the following enzymes have you used in class before?
a)
NaCl
b)
HCl
c)
pH
d)
Catalase
12.
You are conducting research and find that the compound you are working with contains 24 Hydrogen atoms and 12 Oxygen atoms. What can you best classify this compound as?
a)
carbohydrate
b)
lipid
c)
nucleic acid
d)
protein
13.
You use hydrion paper to determine the pH of a substance is nearly 4.0. How would you describe this substance?
a)
buffer
b)
acid
c)
lipid
d)
base
14.
Which combination below describes a physical change and then a chemical change?
a)
Wood is cut, then stack into rows
b)
Wood is burned, then washed away by water
c)
Water freezes, then melts into a liquid
d)
Butter melts, then is used to make a cake
15.
The solution you started with had a pH of 11.6. After you add an alka seltzer you retest the pH and it is now closer to 7. What would you call that alka seltzer?
a)
buffer
b)
acid
c)
base
d)
protein
16.
What is the maximum number of bonds a carbon atom can form?
a)
1
b)
2
c)
3
d)
4
17.
4FeS + 7O2 → 2Fe2O3 + 4SO2
Which terms describe the red and green text in the correct order?
Which terms describe the red and green text in the correct order?
a)
products, reactants
b)
reactants, produce
c)
before, after
d)
reactants, products
18.
You are making Kool-Aid and begin mixing the sugar into the water. What is the best term to describe the water?
a)
solute
b)
solvent
c)
solid
d)
mixture
19.
Which of these is not true about lipids?
a)
They're called "fats and oils"
b)
They're hydrophobic (don't like water)
c)
They carry a Charge
d)
They are good for energy storage
20.
Glucose would most likely be found in which of the following?
a)
Cats
b)
Trees
c)
Dinner Plates
d)
Dinner Salt
Reset
