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Biology 1st Semester Final Review
Test Description: Enjoy!
Instructions: Answer all questions to get your test result.
1) What is an independent variable?
A
The variable that stays the same
B
The variable that is the result of the experiment
C
All of the above
D
The variable that you control or manipulate
2) Which of these statements is describing the Biology theme of homeostasis?
A
Living organisms perform chemical reactions in order to obtain and use energy
B
Organisms must make more individuals in order to carry on the species
C
Organisms are dependent on one another in their environment
D
All organisms must have the ability to maintain a stable internal environment despite changes in their external environment
3) Which of these definitions describes the Latin root 'a-'?
A
Different
B
Self
C
Not
D
Same
4) Which of these describes that Latin root 'troph'?
A
Same
B
Self
C
Feed
D
Not
5) Water is important to your body because
A
It is attracted to itself
B
It stores heat
C
It can dissolve many substances
D
All of the above
6) Carbohydrates are made by linking individual sugars together to form long chains called
A
Polysaccharides
B
Lipids
C
Cellulose
D
RNA
7) Long chains of amino acids are found in
A
Carbohydrates
B
Proteins
C
Sugars
D
Lipids
8) All organic compounds contain the element
A
Carbon
B
Nitrogen
C
Calcium
D
Sodium
9) Which of the following is an example of a prokaryotic cell?
A
Virus
B
Amoeba
C
Bacteria
D
Liver cell
10) Which of the following is a characteristic of eukaryotes?
A
None of the above
B
They lack organelles
C
They don't have a nucleus
D
They are organized
11) Which of these two molecules makes up a cell membrane?
A
Proteins and Lipids
B
Nucleic Acids and Proteins
C
Carbohydrates and Water
D
M and Ms and Skittles
12) Which of these defines the ribosomes?
A
Proteins are made here
B
Warehouse of cell, stores water, and maintains substances , ions, nutrients and waste
C
Solar panels of the cell, use light and energy to make carbohydrates
D
Helps protect the cell, support and maintain the cell's shape
13) Which one of following does not expend energy?
A
Endocytosis
B
Diffusion
C
Active Transport
D
Na+/K+ pump
14) Molecules that are too large to be moved across a cell membrane by a protein molecule can be moved INTO the cell by
A
Exocytosis
B
Lipid carriers
C
Endocytosis
D
Diffusion
15) Autotrophs or producers pass their energy along to whom?
A
None of the above
B
Consumers
C
Plants
D
Photosynthetic bacteria
16) The process of photosynthesis begins with carbon dioxide and water. What are the products of photosynthesis?
A
Water and Oxygen
B
Water and Sugar
C
Carbon Dioxide and Oxygen
D
Glucose and Oxygen
17) The goal of glycolysis is to break down glucose into
A
Pyruvate
B
ATP
C
NADH
D
Sugar
18) Which of these molecules makes up the backbone of DNA?
A
A and C
B
Phosphate
C
Deoxyribose
D
Nitrogen
19) Which enzyme is responsible for adding new nucleotides to a growing nucleotide chain in DNA replication?
A
RNA polymerase
B
RNA helicase
C
DNA helicase
D
DNA polymerase
20) Translation is the process in which the mRNA transfers its message to
A
Gametes
B
tRNA
C
DNA
D
rRNA
*select an answer for all questions
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