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Introduction to Cells Review

Total questions: 32

Worksheet time: 32mins

Name
Class
Date
1.

The control center of most cell activity is the

a)

nucleolus.

b)

chromatin.

c)

chromosome.

d)

nucleus.

2.

The substance of a cell outside the nucleus is called _______________.

a)

protoplasm.

b)

cytoplasm.

c)

plasma membrane.

d)

endoplasmic reticulum.

3.

Who first described cells?

a)

Anton Van Leeuwenhoek

b)

Matthias Schleiden

c)

Benjamin Franklin

d)

Robert Hooke

4.

What is the best definition of an organism?

a)

Any animal made of of cells

b)

Any living thing made up of cells

c)

Any plant made of cells

d)

Any group of cells

5.

What do animal cells have that plant cells do not?

a)

Nucleus

b)

Cell Wall

c)

Lysosomes

d)

ER

6.
Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?
a)
cell membrane
b)
cytoplasm
c)
nucleus
d)
vacuole
7.
Chloroplasts in plant cells allow the plant to perform a function that animal cells cannot do.  What is the main function of the chloroplasts found in plant cells?
a)
to absorb light energy and manufacture food
b)
to remove waste materials by active transport
c)
to manufacture chemical energy from food
d)
to control the shape of the cell
8.
All cells need energy to function.  Which cell organelle is responsible for producing energy in the cell?
a)
chloroplasts
b)
mitochondria
c)
nucleus
d)
vacuoles
9.
What is the function of a cell wall?
a)
to protect and support the cell
b)
to perform different functions in each cell
c)
to prevent water from passing through it
d)
to prevent oxygen from entering the cell
10.
Which organelle acts as the sorting/packaging centre of the cell?
a)
Nucleus
b)
Golgi Apparatus
c)
Chloroplasts
d)
Vacuoles
11.
________ are organelles responsible for digesting certain materials within the cell.
a)
vacuoles
b)
chloroplasts
c)
lysosomes
d)
cell membrane
12.
Which of the following is NOT part of the CELL THEORY?
a)
Cells must contain DNA 
b)
All living things are made from cells
c)
Cells can only come from other cells
d)
Cells are the basic unit of life
13.
What is the basic unit of all living things?
a)
chloroplast
b)
nucleus
c)
cell
d)
cell membrane
14.
Where are proteins made?
a)
Golgi body
b)
Mitoichondria
c)
Chromosomes
d)
Ribosomes
15.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
16.

What does it mean to be unicellular?

a)

no cells

b)

more than 1 cell

c)

only 1 cell

17.

What does it mean to be multicellular?

a)

no cells

b)

more than 1 cells

c)

only 1 cell

18.

A cell's function can include obtaining food and water and getting rid of _____________.

a)

other cells

b)

wastes

c)

oxygen

d)

water

19.

Compound microscopes focus light through _______________ to produce a magnified image.

a)

lamps

b)

mirrors

c)

lenses

d)

the nosepiece

20.

A(n)__________________ lens has a center that is thicker than its edge.

a)

convex

b)

concave

c)

glass

d)

exposed

21.

The ability to distinguish between two nearby objects is called ______________________.

a)

magnification

b)

zoom

c)

adjustment

d)

resolution

22.

A compound microscope with a 10x eyepiece and a 40x objective has a magnification of...

a)

10x

b)

40x

c)

400x

d)

500x

23.

The scientist that viewed microscopic life for the first time in human history was..

a)

Hooke

b)

Schleiden

c)

Schwann

d)

Leeuwenhoek

24.

The specialized cells in a ___________________ organism perform specialized jobs.

a)

multicellular

b)

unicellular

c)

bacterial

d)

one celled

25.

Ribosomes are made in a special region of the nucleus called the __________________.

a)

cytoplasm

b)

nucleolus

c)

nuclear

d)

DNA

26.

Water makes up _____________ of the human body.

a)

1/3

b)

1/2

c)

2/3

d)

1/4

27.

_______________________ occurs when a cell engulfs large food particles.

a)

Exocytosis

b)

Endocytosis

c)

Diffusion

d)

Active Transport

28.

Facilitated diffusion moves large molecules through __________________.

a)

protein channels

b)

nucleolus

c)

osmosis

d)

passive transport

29.

The ________________________ use energy to pick up specific molecules and carry them across the cell membrane.

a)

active proteins

b)

transport proteins

c)

enzymes

d)

passive proteins

30.

Glucose entering a liver cell through a protein channel is an example of...

a)

diffusion

b)

facilitated diffusion

c)

osmosis

d)

active transport

31.

Oxygen moving into a contracting heart muscle cell is an example of...

a)

diffusion

b)

facilitated diffusion

c)

osmosis

d)

active transport

32.

A nerve cell using energy to pump sodium out of its cytoplasm into a sodium-rich environment is an example of...

a)

diffusion

b)

facilitated diffusion

c)

osmosis

d)

active transport

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