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Davis Science Part 4
Test Description: Body system and cells
Instructions: Answer all questions to get your test result.
1) In what way are both humans and bacteria the same?
A
Both are non-living things.
B
Both are living things.
C
Both are multicellular organisms.
D
Both are single-celled organisms.
2) Which body system is responsible for supplying the body with oxygen and removing carbon dioxide?
A
digestive
B
muscular
C
respiratory
D
nervous
3) Why does a human require specialized cells to live?
A
Specialized cells allow humans to adapt to changes in their environment.
B
Human bodies have systems that require cells with different functions.
C
Human bodies are simple and require few cells.
D
Specialized cells allow for all life processes to occur in one cell.
4) Which of the following states a difference between single-celled organisms and multi-celled organisms?
A
Single-celled organisms are dead while multi-celled organisms are alive.
B
Multi-celled organisms are made up of cells performing the same function while single-celled organisms are not.
C
Single-celled organisms do not have organs while multi-celled organisms have organs
5) White-tailed deer have many body systems that work together to perform the functions necessary for survival. Which best describes the whitetailed deer?
A
It is an organism with only two cells
B
It is an organism with only one cell.
C
It is an organism with many cells.
D
It is an organism with no cells
6) Which best describes the relationship between the cardiovascular system and the muscular system?
A
The cardiovascular system delivers oxygen for muscle energy
B
The cardiovascular system produces red blood cells to bring oxygen to muscles.
C
The cardiovascular system captures carbon dioxide from the air for muscle energy
D
The cardiovascular system provides a framework for muscle movement.
7) Which best explains why both cats and humans are multicellular organisms?
A
They get energy from a single food source
B
They need only one cell to meet their basic needs.
C
They get energy from many food sources.
D
They need many cells working together to meet their basic needs
8) Which organism is single-celled?
A
bacteria
B
tree
C
dog
9) Which best describes the purpose of the cardiovascular system?
A
It delivers blood to the body’s tissues
B
It supplies oxygen to the body.
C
It supplies stability to the skeleton.
D
It delivers food to power the body.
10) How does the skeletal system benefit the digestive system?
A
It provides oxygen to organs within the system
B
It supplies blood to organs within the system.
C
It provides nutrients to organs within the system
D
It protects organs within the system.
*select an answer for all questions
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