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WorksheetsStructures and functions of Living Organisms
Total questions: 23
Worksheet time: 19mins
Name
Class
Date
1.
These organelles capture energy from sunlight and use it to produce food for the cell.
a)
cell membrane
b)
chloroplasts
c)
cell wall
d)
ribosomes
2.
A tiny cell structure that carries out a specific function within a cell.
a)
organelle
b)
cell
c)
nucleus
d)
ribosomes
3.
This cell part is in ALL cells. It is the gel-like substance that provides cell shape.
a)
Chloroplasts
b)
Chromosomes
c)
Cytoplasm
d)
Mitochondria
4.
What tool do you use to view cells?
a)
metric ruler
b)
magnifying glass
c)
microscope
d)
petri dish
5.
A typical animal cell is spherical in shape.
a)
True
b)
False
6.
A typical plant cell is rectangular in shape.
a)
True
b)
False
7.
The smallest unit of a living thing that can carry out the basic processes of life.
a)
cytoplasm
b)
atom
c)
chlorophyll
d)
cell
8.
An additional layer around plant cells that provides extra support.
a)
cell membrane
b)
cell wall
c)
cytoplasm
d)
cellulose
9.
All activity in the cell is controlled by the _______________________
a)
brain
b)
spine
c)
nuclear
d)
nucleus
10.
A nucleus is like a
a)
circle
b)
brain
c)
kidney
d)
ear
11.
In what way are both humans and bacteria the same?
a)
Both are living things.
b)
Both are non-living things.
c)
Both are multicellular organisms.
d)
Both are single-celled organisms.
12.
Which best describes a snake?
a)
A snake is made up of one cell that carries out one life process at a time.
b)
A snake is made up of many cells that carry out one life process at a time.
c)
A snake is made up of one cell that carries out many different life processes when needed.
d)
A snake is made up of many cells that carry out many different life processes when needed.
13.
An organism has several major body systems that work together to allow the organism to survive. Which best describes this organism?
a)
It is a single-celled organism.
b)
It is a multi-celled organism.
c)
It is a simple organism.
14.
Which statement describes the cellular makeup of a deer?
a)
Deer are made of one cell that carries out one life process.
b)
Deer are made of one cell that carries out all different life processes.
c)
Deer are made of many cells that are specialized to carry out different life processes.
d)
Deer are made of many cells that carry out one life process.
15.
Which is an example of a single-celled organism?
a)
amoeba
b)
insect
c)
fish
d)
worm
16.
Why do multicellular organisms need transport systems?
a)
Most have cells that are unable to grow and survive in their environment.
b)
Most have cells that are not able to exchange gases with the outside
environment.
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.
organisms.
17.
Which is a 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
18.
Which body system sends electrical signals to all other body systems?
a)
circulatory system
b)
digestive system
c)
muscular system
d)
nervous system
19.
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.
20.
Which characteristic do single-celled organisms and multicellular organisms have in common?
a)
Both have cells with specialized functions for each life process.
b)
Both perform all life processes within one cell.
c)
Both have a way to get rid of waste materials.
d)
Both are able to make food from sunlight.
21.
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
22.
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 cord, nerves
d)
esophagus, stomach, intestines
23.
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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