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Science 8 Section 1 and 2 Review

Total questions: 79

Worksheet time: 6hrs 7mins

Name
Class
Date
1.

Which of the following statements is the best example of an organism’s response to stimuli?

a)

A rock rolling down a mountain

b)

The leaves of the mimosa plant close when touched.

c)

Bacteria reproduce by binary fission.

d)

Onion skin cells have a cell wall

2.

Which of the following statements is the best example of an organism’s response to stimuli?

a)

A rock rolling down a mountain

b)

The leaves of the mimosa plant close when touched.

c)

Bacteria reproduce by binary fission.

d)

Onion skin cells have a cell wall

3.

Fire is living because it has 5 of the 6 characteristics of life. 

a)

True 

b)

False

4.

Which of the following statements about the organism below is NOT correct?

a)

It has many cells of various shapes and sizes.

b)

It has cells which contain nuclei that pass hereditary materials down.

c)

It has different cells to carry out different functions.

d)

It has some cells that are surrounded by cell walls.

5.

Match the letters A, B, C and D to the steps above in order to observe the specimen clearly.

a)

A, D, B, C

b)

A, C, D, B

c)

D, B, A, C

d)

D, B, C, A

6.

Which one of the following sets of eyepieces and objective lens should Natasha choose in order to view the entire specimen?

a)

Eyepiece - A

Objective Lens - P

b)

Eyepiece - A

Objective Lens - Q

c)

Eyepiece - A

Objective Lens - R

d)

Eyepiece - B

Objective Lens - R

7.

What is best used as an adjustment on a microscope to bring a specimen into focus at high power?

a)

Coarse focus knob

b)

Fine focus knob

c)

Objective lens

d)

eyepiece

8.
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.
9.
Fungi and bacteria are both single-celled organisms. What do they most likely have in common?
a)
Both fungi and bacteria are large organisms.
b)
Both fungi and bacteria can carry out all life functions in their one cell.
c)
Both fungi and bacteria need sunlight and nutrients from the soil to be able to grow.
d)
Both fungi and bacteria are highly specialized to do only one job so they must work with other cells to obtain food.
10.

Which is the correct term for a specialized structure in a cell?

a)

organ

b)

organelle

c)

tissue

d)

system

11.

The control centre for the cell is the

a)

mitochondria

b)

nucleus

c)

cytoplasm

d)

vacuole

12.

The powerhouse of the cell (the part where food is converted into energy) is called the

a)

mitochondria

b)

nucleus

c)

cytoplasm

d)

cell wall

13.

If a cell has chloroplasts, it is a(n)

a)

real cell

b)

animal cell

c)

plant cell

d)

multi-cellular organism

14.

Based on the diagram, which one of these statements is CORRECT?

a)

This is a plant cell since it has a nucleus.

b)

This is an animal cell since there is no chloroplast.

c)

This is an animal cell since there is a cell membrane.

d)

This is a plant cell since it has a cell wall

15.

Identify the part labelled C and its function.

a)

It is the cell membrane. It supports the cell and gives it a regular shape.

b)

It is the cell membrane. It allows only certain substances to pass through.

c)

It is the cell wall. It supports the cell and gives it a regular shape.

d)

It is the cell wall. It allows only certain substances to pass through.

16.

Which of the following parts of the cells have been matched correctly to the information provided in the table below?

a)

Can only be found in plant cells  - C

Can be found in both plant and animal cells - A,B,E

Allow some substances to pass through the cell - F, D

b)

Can only be found in plant cells  - B, C

Can be found in both plant and animal cells - A,E

Allow some substances to pass through the cell - F, D

c)

an only be found in plant cells  - A, F

Can be found in both plant and animal cells - C, D, E

Allow some substances to pass through the cell - D

d)

an only be found in plant cells  - A, B

Can be found in both plant and animal cells - C, D, E, F

Allow some substances to pass through the cell - F

17.

Which of the following parts of the cells have been matched correctly to the information provided in the table below?

a)

Can only be found in plant cells  - C

Can be found in both plant and animal cells - A,B,E

Allow some substances to pass through the cell - F, D

b)

Can only be found in plant cells  - B, C

Can be found in both plant and animal cells - A,E

Allow some substances to pass through the cell - F, D

c)

an only be found in plant cells  - A, F

Can be found in both plant and animal cells - C, D, E

Allow some substances to pass through the cell - D

d)

an only be found in plant cells  - A, B

Can be found in both plant and animal cells - C, D, E, F

Allow some substances to pass through the cell - F

18.

Osmosis occurs until

a)

all the water has been removed from the cell

b)

the cell runs out of energy

c)

water concentration is equal inside and outside the cell

d)

all the solute has been removed from the cell

19.

Cells placed in saltwater will

a)

shrink because of osmotic movement of water from the cell to the saltwater

b)

expand because of osmotic movement of water from the saltwater to the cell

c)

shrink because of movement of salt from the cell to the saltwater

d)

expand because of movement of salt from the saltwater to the cell

20.

Which one of the following best explains the above observation?

a)

Only Particle A can move into the cell.

b)

Only Particle B can move into the cell.

c)

Particles A and B can move into the cell.

d)

Particles A and B can move into and out of the cell.

21.

What kind of membrane is shown?

a)

permeable

b)

impermeable

c)

selectively permeable

d)

non-permeable

22.

Which one of the cells resembles a nerve cell?

a)
b)
c)
d)
23.

What type of body tissue is responsible for transferring signals in the body?

a)

Epithelial tissue

b)

Nerve tissue

c)

Muscle tissue

d)

Blood tissue

24.

Which series below shows the levels of organization for an organism from the least complex to the most complex?

a)

systems > cells > tissues > organs > organelles

b)

organelles > cells > tissues > organs > systems

c)

cells > tissues > organelles > organs > systems

d)

organelles > cells > organs > tissues > systems

25.

Which series below shows the levels of organization for an organism from the least complex to the most complex?

a)

systems > cells > tissues > organs > organelles

b)

organelles > cells > tissues > organs > systems

c)

cells > tissues > organelles > organs > systems

d)

organelles > cells > organs > tissues > systems

26.
What is an organism whose body is made of more than 1 cell known as?
a)
unicellular
b)
multicellular
c)
cell
d)
Homeostasis
27.
All living things are made from cells.  
a)
True
b)
False
28.
Which organelle provides storage of food, water, and nutrients?
a)
Cell membrane
b)
mitochondria
c)
Vacuole
d)
Vacuume
29.
What is a group of organs working together is called?
a)
Tissue system
b)
organ system
c)
An organism
d)
cell system
30.
Which term refers to groups of different tissues that have combined to form a single structure?
a)
Cells
b)
Organs
c)
organ system
d)
Organisms
31.
The main function of the cell wall is to direct the activities of the cell.
a)
True
b)
False
32.
Plant cells are the same as animal cells.
a)
True
b)
False
33.
Where do chloroplasts get energy from to help make food?
a)
Chlorophy
b)
Leaves
c)
Stored Sugar
d)
Sun
34.
What what are groups of similar cells that do the same sort of work called?
a)
Organs
b)
Cells
c)
Tissues
d)
Organ System
35.
I control movement in and out of a cell. Who am I?
a)
Cell Wall
b)
Cyto
c)
Cell Membrane 
d)
Nucleus
36.
What is the gel like substance that holds organelles in cells?
a)
Cytoplasm
b)
Chloroplast
c)
Nucleus
d)
Mitochondria
37.
Rocks are not living because
a)
they never move
b)
they aren't needed for humans
c)
they are not made of cells
d)
they don't break down
38.
Why do humans require many different types of cells to survive?
a)
Human cells are identical and work together to perform the same function.
b)
Human cells are specialized and work together to perform the same function.
c)
Human cells are identical and work independently to perform different functions.
d)
Human cells are specialized and work independently to perform different functions.
39.
Any living thing is called an
a)
organ
b)
organization
c)
organism
40.
A rigid layer that lies outside the cell's  membrane is...
a)
Cytoskeleton
b)
Cilia
c)
Cell Wall
d)
Flagella
41.
This is a example of ........
a)
cell
b)
organ system
c)
organ
d)
tissue
42.
Which organelle belongs in both plant and animal cells?
a)
Chloroplast
b)
Cell Wall
c)
Large Central Vacuole
d)

Nucleus

43.
Which organelle belongs in both plant and animal cells?
a)
Chloroplast
b)
Mitochondrion
c)
Large Central Vacuole
d)
Cell Wall
44.
Which organelle belongs in both plant and animal cells?
a)
Cytoplasm
b)
Chloroplast
c)
Large Central Vacuole
d)
Cell Wall
45.

What does the cell membrane monitor?

a)

What comes in and out of the cell.

b)

What leaves the cell.

c)

What is inside the cell.

d)

What is outside the cell.

46.
You might think of me as the trash collector, but recycler is maybe more accurate. What am I?
a)
cytoplasm
b)
lysosome
c)
vacuole
d)
ribosome
47.

Which statement below about cells is true?

a)

All things (living and non-living) are composed of cells

b)

All cells come from other cells

c)

All cells have a nucleus

d)

All cells contain organs and tissues

48.

Cell theory has 3 parts: The cell is the basic unit of life in all living things, all cells come from existing cells, and _________________.

a)

Nonliving things are composed of cells

b)

The cell was discovered by Robert Hooke

c)

All organisms are made of one or more cells

d)

All cells are microscopic in size

49.

What serves as the storage center in a cell?

a)

Vacuole

b)

Lysosome

c)

Ribosome

d)

Cytosol

50.
The nucleus is like the ____________ of the cell.
a)
foot
b)
hand
c)
stomach
d)
brain
51.

Needed by all organisms; substances that provide energy that organisms need

a)

minerals

b)

vitamins

c)

photosynthesis

d)

nutrients

52.

Ability to reproduce is necessary to be considered a living thing.

a)

True

b)

False

53.

Tissues combine to form

a)

nucleus

b)

cells

c)

organs

d)

organisms

54.

Cells present in living organism differ in

a)

numbers

b)

shape

c)

size

d)

all of these

55.

A group of similar cells combine to form

a)

tissue

b)

organ

c)

organisms

d)

organelles

56.
If your teacher asks you to move a microscope to table, how do you carry it?
a)
by the body tube and the eyepiece
b)
with one hand
c)
one hand on the arm and the other under the base
d)
with one hand on the base and the other on the eyepiece.
57.
Which part of the microscope controls the amount of light available?
a)

coarse focus

b)
diaphragm
c)
objective lens
d)
revolving nosepiece
58.
Which part lets you turn up the power of magnification, such increasing from 40x to 100x?
a)
coarse adjustment knob
b)
diaphragm
c)
field-of-view
d)
revolving nosepiece
59.
What is part 1?
a)

eye piece/ocular lens

b)
body tube
c)
arm
d)
coarse adjust
60.
What is part 2?
a)
arm
b)
base
c)
body tube
d)
illuminator
61.

Moves stage up and down for focusing; locates the specimen

a)

Fine Focus Knob

b)

Large Focus Knob

c)

Course Focus Knob

d)

Small Focus Knob

62.
What will be the total magnification if ocular lens is 10X and objective lens is 4X?
a)
4X
b)
40X
c)
10X
d)
100X
63.

Diffusion is the natural movement of molecules from:

a)

Areas of low concentration to areas of high concentration

b)

Areas of high concentration to areas of low concentration

c)

Cold to hot environments

d)

Gaseous to liquid environments

64.

Diffusion is the movement of particles from an area of _____ concentration to an area of ______ concentration

a)

High, Low

b)

Low, High

c)

Low, Low

d)

High, High

65.
Osmosis is the diffusion of _____ across a selectively permeable membrane.
a)
food
b)
air
c)
water
d)
oxygen
66.
When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of ___________.
a)
osmosis
b)
equilibrium
c)
diffusion
d)
hypertonic
67.
Where will the water go?
a)
Into the cell
b)
Out of the cell
c)
Equally in & out - it's isotonic
d)
There is no water
68.

Which type of cell DOES NOT have a nucleus?

a)

Prokaryotic

b)

Eukaryotic

69.

Which type of cell is found in BACTERIA?

a)

Prokaryotic

b)

Eukaryotic

70.

Which type of cell has DNA that is NOT in a nucleus?

a)

Prokaryotic

b)

Eukaryotic

71.

Which type of cell has a cytoplasm?

a)

Prokaryotic

b)

Eukaryotic

c)

Both

72.

What type of cell is this?

a)

Prokaryotic

b)

Eukaryotic

73.

Which type of cell is this?

a)

Eukaryotic

b)

Prokaryotic

74.
Which best explains how a single-celled organism can survive without other cells?
a)
They do not need to perform more than one function to survive.
b)
They are able to perform all necessary functions within one cell.
c)
They do not need any substance from outside of the cell.
75.
Logan is comparing the characteristics of different types of organisms. Which best describes a difference between insects and bacteria?
a)
Insects are made of one cell, while bacteria are made of many cells.
b)
Insects require energy to perform life functions while bacteria do not.
c)
Bacteria are made of one cell, while insects are made of many cells.
d)
Bacteria require energy to perform life functions while insects do not.
76.
What is Cilia?
a)

A tail like structure that help paramecium move

b)

Hair like fibers that help paramecium move

c)
A place where spores are kept
d)

A fake foot that help amoebas move

77.
What is a pseudopod?
a)
A tail like structure that help protist move
b)

Hair like fibers that help amoebas move

c)
A place where spores are kept
d)

A fake foot that helps an amoeba move

78.

Which is this?

a)

Amoeba

b)

Euglena

c)

Water mold

d)

Paramecium

79.

Which is this?

a)
Amoeba
b)
Paramecium
c)
Plasmodium

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