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