WorksheetsT1 Biology Final - Fleming
Total questions: 50
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
Which of the following subatomic particles has a positive charge?
a)
Proton
b)
Neutron
c)
Electron
d)
Nucleus
2.
What type of bond is formed when electrons are transferred from one atom to another?
a)
Ionic bond
b)
Metallic bond
c)
Hydrogen bond
d)
Covalent bond
3.
Which of the following is an example of an ionic compound?
a)
H2O
b)
CO2
c)
NaCl
d)
CH4
4.
In a covalent bond, atoms share __________.
a)
Protons
b)
Neutrons
c)
Electrons
d)
Nuclei
5.
What is the pH value of a neutral solution?
a)
0
b)
7
c)
14
d)
10
6.
Which of the following substances is considered acidic on the pH scale?
a)
Lemon juice (pH 2)
b)
Baking soda (pH 9)
c)
Water (pH 7)
d)
Soap (pH 11)
7.
A solution with a pH greater than 7 is __________.
a)
Acidic
b)
Neutral
c)
Basic
d)
Orange Juice
8.
Which of the following is NOT a property of water?
a)
Cohesion
b)
Less dense as a solid
c)
Universal solvent
d)
Water is non-polar
9.
What is the chemical formula for water?
a)
H2O
b)
CO2
c)
NaCl
d)
CH4
10.
What is the smallest subatomic particle?
a)
Protons
b)
Neutrons
c)
Electrons
d)
Molecules
11.
Which of the following is a characteristic of a solution?
a)
Particles settle over time
b)
Components can be easily separated
c)
Components are evenly distributed
d)
Components form distinct layers
12.
Protons and Neutrons are located in the
a)
Nucleus
b)
Cloud
c)
Periodic Table
d)
Bonds
13.
The atomic number for Carbon is 6 and the atomic mass is 12. How many neutrons does Carbon have?
a)
12
b)
6
c)
24
d)
0
14.
When salt is mixed into water, water is considered the
a)
Solvent
b)
Mixture
c)
Solute
d)
Base
15.
Water molecules stick to other water molecules because of
a)
Bonds
b)
Cohesion
c)
Adhesion
d)
Luck
16.
The function of a buffer is to
a)
Prevent sharp, sudden changes in pH
b)
Eliminate pH
c)
To make pure water
d)
Always raise pH
17.
Atomic mass is the number of protons plus the number of
a)
Protons
b)
Neutrons
c)
Electrons
d)
Atoms
18.
What is the charge of an atom that gains an electron
a)
Neutral
b)
Positive
c)
Negative
d)
It depends on the atom
19.
True or False: Water is the only substance on earth that naturally exists as all 3 states of matter
a)
True
b)
False
20.
The weak bond that forms between the hydrogen atom of one water molecule and the oxygen atom of another water molecule
a)
Oxygen Bond
b)
Ionic Bond
c)
Hydrogen Bond
d)
Covalent Bond
21.
How many valence electrons does a carbon atom have?
a)
1
b)
2
c)
3
d)
4
22.
What are the monomers that compose carbohydrates?
a)
Simple sugars
b)
Amino Acids
c)
Nucleotides
d)
Fatty Acids
23.
What are the monomers that compose proteins?
a)
Fatty Acids
b)
Amino Acids
c)
Nucleotides
d)
Simple Sugars
24.
What are the monomers that compose lipids?
a)
Amino Acids
b)
Simple Sugars
c)
Nucleotides
d)
Fatty Acids
25.
What are the monomers for nucleic acids?
a)
Fatty Acids
b)
Nucleotides
c)
Simple sugars
d)
Amino Acids
26.
Saturated Fats are solid at room temperature.
a)
True
b)
False
27.
Which of the following statements about Carbon is FALSE?
a)
Carbon atoms can bond with a variety of other elements
b)
Carbon atoms form molecules with 3D shapes
c)
Carbon compounds readily dissolve in water
d)
Carbon can form 4 covalent bonds
28.
Starch, glycogen, and cellulose are examples of
a)
Monosaccharides
b)
Disaccharides
c)
Polysaccharides
d)
Monomers
29.
What term is used to describe a "giant molecule"?
a)
Macromolecule
b)
Polymer
c)
Monomer
d)
Carbon molecule
30.
Which of the following is NOT a type of carbohydrate?
a)
Sugar
b)
Starch
c)
Cellulose
d)
Fat
31.
Organic compounds do not contain carbon.
a)
True
b)
False
32.
What elements compose proteins?
a)
Carbon, Hydrogen, and Oxygen
b)
Carbon, Hydrogen, Oxygen, and Nitrogen
c)
Carbon, Hydrogen, Oxygen, Nitrogen, and Phosphorus
33.
Which of the following is NOT one of the 4 functions of lipids?
a)
Energy storage
b)
Important component of cell membranes
c)
Form waterproof coverings on leaves, fruits, etc
d)
Speed up chemical reactions
e)
Cushion and insulate internal organs
34.
How many sugar units make up disaccharides?
a)
1
b)
2
c)
3
d)
4
35.
Many monomers bonded together create a polymer
a)
True
b)
False
36.
Which is NOT a type of carbohydrate?
a)
Sugar
b)
Fat
c)
Starch
d)
Cellulose
37.
What elements are found in Proteins?
a)
C, H, O
b)
C, H, O, N
c)
C, H, O, N, P
38.
Which elements are found in Carbohydrates?
a)
C, H, O
b)
C, H, O, N
c)
C, H, O, N, P
39.
Which elements are found in Nucleic Acids?
a)
C, H, O
b)
C, H, O, N
c)
C, H, O, N, P
40.
Which of the following is NOT a use of a lipid?
a)
Used to store energy
b)
They are an important part of the cell membrane
c)
They form waterproof coverings on fruits, leaves, etc
d)
They are used to transfer vital information to cells
e)
They cushion and insulate internal organs
41.
Enzymes are proteins that speed up chemical reactions of a cell
a)
True
b)
False
42.
The primary function of Nucleic Acids is to
a)
Speed up chemical reactions
b)
Provide structure to the cell membrane
c)
Store energy for use by the cell
d)
Store information needed to build proteins
43.
These lipids for a protective waterproof coating on the surfaces of leaves, fruits, and feathers
a)
Triglycerides
b)
Waxes
c)
Phospholipids
d)
Enzymes
44.
How many amino acids are there?
a)
20
b)
1
c)
2,000
d)
945
45.
Which of the following elements readily bonds to itself, forming long chains and ringed structures as a result?
a)
Carbon
b)
Hydrogen
c)
Oxygen
d)
Nitrogen
46.
What are the two types of Nucleic Acids?
a)
Sugar and Starch
b)
Fats and Phospholipids
c)
DNA and RNA
d)
Hormones and Antibodies
47.
Which of the following is the CORRECT pairing?
a)
Proteins - a source of quick energy for the cell
b)
Carbohydrates - used as a strengthening tissue in plant cell walls
c)
Lipids - catalyzes the reactions of the cell
d)
Nucleic Acids - structural components of the cell membrane
48.
Enzymes are NOT specific for the reactions they catalyze
a)
True
b)
False
49.
The process that attaches monomers together to form poymers
a)
Condensation Reaction
b)
Hydrolysis Reaction
c)
Peptide Bond
d)
Infusion
50.
The process in which polymers are broken down into monomers
a)
Condensation Reaction
b)
Hydrolysis Reaction
c)
Peptide Bond
d)
Infusion
100 %
