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WorksheetsThe Human Body Systems
Total questions: 15
Worksheet time: 45mins
Name
Class
Date
1.
Which is the function of the cardiovascular system?
a)
to move water throughout the body
b)
to provide structural support for the body
c)
to eliminate waste from the body
d)
to transport gases throughout the body
2.
Which statement BEST describes a bacterial cell?
a)
It contains more than one cell.
b)
It is a complete organism.
c)
It is part of a larger organism.
d)
It contains different kinds of cells.
3.
Which characteristic do single-celled organisms and multi-celled organisms have in common?
a)
Both have cells with specialized functions for each life process.
b)
Both perform all life process within one cell.
c)
Both have a way to get rid of waste materials.
d)
Both are able to make food from sunlight.
4.
Which are examples of inherited traits?
a)
specific beliefs
b)
fingerprints
c)
memories
d)
nose shape
5.
Which body system send electrical signals to all other body systems?
a)
circulatory system
b)
digestive system
c)
muscular system
d)
nervous system
6.
Which trait do children MOST LIKELY inherit from their parents?
a)
shape of earlobes
b)
musical ability
c)
personality
d)
language
7.
Which is a characteristic of a dog that is MOST LIKELY a result of its environment?
a)
its color
b)
its length of ears
c)
its food preference
d)
its ability to see in the dark
8.
Why do multi-cellular organisms need transport systems?
a)
Most have cells that aren't able to exchange gases with the outside environment.
b)
Most have cells that are unable to grow and survive in their environment.
c)
Most have cells that need food from sources outside their environment.
d)
Most have cells that require more energy to survive than single-celled organisms.
9.
Which system of the human body provides protection to MOST of the major organs?
a)
skeletal system
b)
circulatory system
c)
respiratory system
d)
muscular system
10.
Which example BEST shows structures that make up the digestive system in the human body?
a)
heart, blood, vessels
b)
nose, trachea, lungs
c)
brain, spinal chord, nerves
d)
esophagus, stomach, intestines
11.
Which body system processes foods into a usable source of energy?
a)
circulatory
b)
digestive
c)
nervous
d)
skeletal
12.
Which Best explains why children resemble their parents?
a)
They eat the same foods
b)
They have similar DNA
c)
They speak the same language
d)
They have the same interests
13.
Which is an example of a single-celled organism?
a)
amoeba
b)
insect
c)
fish
d)
worm
14.
Which characteristic would a child NOT inherit from one or both of its parents?
a)
freckles
b)
hair style
c)
eye color
d)
dimples
15.
A scientist is trying to decide whether an organism is unicellular or multicellular. Which information would help the scientist MOST to make her decision?
a)
Size of the cells of the organism
b)
What the organism eats
c)
How many types of cells are in the organism
d)
How fast the organism grows
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