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Cell Structures and Organelles Worksheet

Total questions: 25

Worksheet time: 16mins

Name
Class
Date
1.

What is the basic unit of life that can carry out all the functions of a living thing?

a)

cell

b)

atom

c)

molecule

d)

protein

2.
When cells are damaged, new cells are created by cell division. How does the cell theory support this fact?
a)
It states that all cells have a nucleus which divides.
b)
It states that all living things are made up of one or more cells.
c)
It states that cells come from previously existing cells.
d)
 It states that the basic units of structure and function are cells.
3.

Which statement is true about the cell theory?

a)

All living organisms are made up of cells

b)

Cells are the basic unit of structure and function in living organisms

c)

Cells arise from pre-existing cells

d)

All of the above

4.

A student observe cells under a microscope. Which of the students’ observations will be most helpful in classifying a cell as either prokaryotic or eukaryotic?

a)

Shape of the cell.

b)

Presence of a nucleus.

c)

Presence of organelles.

d)

Visible DNA.

5.

A student use a microscope to look for structures present in four different cells. The student placed an X for each structure that was viewed for each cell on the table shown. Which cell that was viewed is most likely a prokaryote?

a)

Cell W

b)

Cell X

c)

Cell Y

d)

Cell Z

6.

Prokaryotic cells do NOT have

a)

membrane bound organelles

b)

cell membrane

c)

DNA

d)

ribosomes

7.

Which of the following correctly compares prokaryotes and eukaryotes? Select all that apply.

a)

Prokaryotes: smaller in size.

b)

Eukaryotes: less complex.

c)

Prokaryotes: nucleus absent.

d)

Prokaryotes and eukaryotes: have DNA.

e)

Prokaryotes and eukaryotes: membrane-bound organelles.

8.

Select all cell types where endoplasmic reticulum can be found.

a)

Plant Cells

b)

Animal Cells

c)

Bacteria/Prokaryotes

9.

In plant cells, excess glucose is stored in the form of ______________.

a)

Glycogen

b)

Cellulose

c)

Starch

d)

Fat

10.

The size of ribosome in eukaryotic cells is (a)   .

11.

Uses glucose and oxygen to produce ATP

a)

chloroplast

b)

mitochondria

c)

ribosomes

d)

Golgi apparatus

12.

Which of the following organelle controls what can enter and leave the cell?

a)

cell wall

b)

nucleus

c)

cell membrane

d)

cytosol

13.

Site of protein synthesis.

a)

Golgi apparatus

b)

ribosomes

c)

mitochondria

d)

nucleolus

14.

Which of the following organelles relates to this statement. "Maintains the shape of the cell and acts as tracks for organelles to move."

a)

plasmodesmata

b)

cytoskeleton

c)

cytosol

d)

Endoplasmic reticulum

15.

Site of ribosome synthesis.

a)

nucleus

b)

nucleolus

c)

Golgi apparatus

d)

lysosomes

16.

Digests and recycles food and organelles.

a)

lysosomes

b)

vesicles

c)

Rough ER

d)

mitochondria

17.

A large sac found in plant cells that helps to store materials for cell use and waste for removal.

a)

vacuoles

b)

lysosomes

c)

peroxisomes

d)

ribosomes

18.

Which of the following three organelles found in a plant cell and not animal cell?

a)

centrioles, lysosomes and flagella

b)

cell wall, chloroplast and central vacuole

c)

mitochondria, chloroplast and vacuoles

d)

plasmodesmata, cytoskeleton, and ribosomes

19.

Which 2 organelles where thought to be some of the first cells according to the endosymbiont theory?

a)

ribosomes and cell membranes

b)

mitochondria and chloroplasts

c)

mitochondria and ribosomes

d)

cell wall and chloroplasts

20.

Which of the following organelle detoxifies and makes hormones?

a)

Rough ER

b)

lysosomes

c)

Smooth ER

d)

centrioles

21.

Which 2 organelles contain their own DNA and ribosomes and therefore are thought to have lived on their own as bacteria?

a)

nucleus and Golgi apparatus

b)

mitochondria and chloroplasts

c)

lysosomes and vesicles

d)

Rough ER and Smooth ER

22.

Organelles found in every cell, whether prokaryotic or eukaryotic.

a)

cell membrane, cell wall, ribosomes

b)

cell membrane, ribosomes, cytosol

c)

cell membrane, vacuoles and ribosomes

d)

cell wall, ribosomes and cytosol

23.

The organelle that assembles proteins in the cytoplasm:

a)

Ribosome

b)

Nucleus

c)

Mitochondrion

d)

Rough Endoplasmic Reticulum

24.

The organelle that organizes cell division:

a)

Nucleus

b)

Centrioles

c)

Cytoskeleton

d)

Ribosome

25.

Cilia and flagella are made up of (a)   .