WorksheetsLife Sci, Unit C, Ch 1, Single Cell Org, Post Assessment
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
Organisms are classified using the following EXCEPT
a)
cell structure
b)
means of getting energy
c)
physical or body structure
d)
nucleus size
2.
Living things are divided into three kingdoms.
a)
True
b)
False
3.
Viruses are alive because they can reproduce.
a)
True
b)
False
4.
If an object cannot grow, it is not alive.
a)
True
b)
False
5.
Viruses are much larger than bacteria.
a)
True
b)
False
6.
All protists are single-celled.
a)
True
b)
False
7.
Most protists live in
a)
water
b)
land
c)
mountains
d)
water/land
8.
Allow algae to move.
a)
flagella
b)
chloroplast
c)
cell wall
d)
nucleus
9.
What are parasites?
a)
transform energy from sunlight into energy that can be used by cells
b)
get energy by breaking down materials in dead or decaying organisms.
c)
live in very close relationsips either inside or on the surface of other organisms
10.
What are decomposers?
a)
transform energy from sunlight into energy that can be used by cells
b)
get energy by breaking down materials in dead or decaying organisms.
c)
live in very close relationsips either inside or on the surface of other organisms
11.
What are producers?
a)
transform energy from sunlight into energy that can be used by cells
b)
get energy by breaking down materials in dead or decaying organisms.
c)
live in very close relationsips either inside or on the surface of other organisms
12.
What are thermophiles?
a)
singled-celled organisms that can survive in a large range of environments
b)
produce methane and die when exposed to oxygen
c)
live in very salty lakes and ponds
d)
thrive in extreme heat or cold
13.
What are halophiles?
a)
singled-celled organisms that can survive in a large range of environments
b)
produce methane and die when exposed to oxygen
c)
live in very salty lakes and ponds
d)
thrive in extreme heat or cold
14.
What is archaea?
a)
singled-celled organisms that can survive in a large range of environments
b)
produce methane and die when exposed to oxygen
c)
live in very salty lakes and ponds
d)
thrive in extreme heat or cold
15.
What is binary fission?
a)
very small organisms
b)
small collection of genetic material
c)
groups of organisms
d)
single-celled organisms reproduce
16.
What is a kingdom?
a)
very small organisms
b)
small collection of genetic material
c)
groups of organisms
d)
single-celled organisms reproduce
17.
What is a virus?
a)
very small organisms
b)
small collection of genetic material
c)
groups of organisms
d)
single-celled organisms reproduce
18.
What are bacteria?
a)
Protists and tiny animals that drift in the water.
b)
Multicellular and single-celled protists that use sunlight as an energy source.
c)
Protists that eat other organisms, or decaying parts of other organisms.
d)
The simplest life known on Earth.
19.
What are protozoa?
a)
Protists and tiny animals that drift in the water.
b)
Multicellular and single-celled protists that use sunlight as an energy source.
c)
Protists that eat other organisms, or decaying parts of other organisms.
d)
The simplest life known on Earth.
20.
What are algae?
a)
Protists and tiny animals that drift in the water.
b)
Multicellular and single-celled protists that use sunlight as an energy source.
c)
Protists that eat other organisms, or decaying parts of other organisms.
d)
The simplest life known on Earth.
21.
What are plankton?
a)
Protists and tiny animals that drift in the water.
b)
Multicellular and single-celled protists that use sunlight as an energy source.
c)
Protists that eat other organisms, or decaying parts of other organisms.
d)
The simplest life known on Earth.
22.
How are bacteria harmful to humans?
a)
They cause disease.
b)
They aren't harmful.
23.
Which group of protists absorbs food from their environment?
a)
diatoms
b)
molds
c)
protozoa
d)
plankton
24.
A weakened viral or bacterial disease that is injected into the body is
a)
a filter
b)
a diatom
c)
a bacteriophage
d)
a vaccine
25.
Which is the simplest type of organism on Earth?
a)
protists
b)
bacteria
c)
viruses
d)
parasites
100 %
