Unit 3 Test

Question 1

What organelle determines which category a cell falls into?

Answer 1

Nucleus

Question 2

Which type of cells contain a nucleus?

Answer 2

Eukaryotes

Question 3

Which type of cells do not contain a nucleus?

Answer 3

Prokaryotes

Question 4

Describe prokaryotic cells

Answer 4

Cells that don’

Question 5

Describe eukaryotic cells

Question 6

What is meant by the term “highly specialized”?

Answer 6

Eukaryotes

Question 7

What are the two main sections of a eukaryotic cell?

Answer 7

The nucleus and the cytoplasm

Question 8

What are the organelles that are used to make proteins?

Answer 8

Nucleolus, ribosomes, and ER

Question 9

What is the nucleolus?

Answer 9

The region where ribosomes are produced

Question 10

What organelles store materials, clean up up the cell, and provide support?

Answer 10

Lysosomes, vacuoles, and cytoskeleton

Question 11

What organelles provide energy?

Answer 11

Mitochondria and chloroplasts

Question 12

What 2 organelles are specifically found in plant cells and not animal cells?

Answer 12

Chloroplast and cell wall

Question 13

What is the cell membrane composed of?

Answer 13

Phospholipid bilayer

Question 14

What is meant by the term selectively permeable

Answer 14

Something that picks and chooses what goes in and out

Question 15

Why is selective permeability important?

Answer 15

Because it determines what’s good to inside and what’s not good to go inside the cell to protect it

Question 16

What are the 2 parts of a phospholipid?

Answer 16

Bilayer = 2 layers of lipids

Question 17

What does the term hydrophilic mean? Which piece is hydrophilic?

Answer 17

Hydrophilic means loves water, and the head is

Question 18

What does the term hydrophobic mean? Which piece is hydrophobic?

Answer 18

Hydrophobic means hate and fear water and the tail is

Question 19

What are the 2 points of the fluid mosaic model?

Answer 19

• flexible and able to move with the cells activity
• embedded with other molecules within it

Question 20

What is passive transport?

Answer 20

Movement of molecules without energy

Question 21

What are 3 examples of passive transport?

Answer 21

• Diffusion
• Facilitated Diffusion
• Osmosis

Question 22

Which type of passive transport is specific to water?

Answer 22

Osmosis

Question 23

What is hypertonic solution?
What is it’s state when water’s moving?
What’s it size?

Answer 23

• It has high solute concentration
• Water’s moving out
• Shrinking

Question 24

What is hypotonic solution?
What is it’s state?
Size?

Answer 24

• It has lower solute concentration
• Water’s moving out
• Swelling

Question 25

What is isotonic solution?
State?
Size?

Answer 25

• Concentration of solute is the same inside
• In and out
• Stays the same

Question 26

What are 2 types of active transport?

Answer 26

• Endocytosis
• Exocytosis

Question 27

What organelle determines which category a cell falls into?

Answer 27

Nucleus

Question 28

Which type of cells contain a nucleus?

Answer 28

Eukaryotes

Question 29

Which type of cells don’t contain a nucleus?

Answer 29

Prokaryotes

Question 30

Describe prokaryotic cells

Answer 30

Cells that do not contain a nucleus

Question 31

Describe eukaryotic cells

Answer 31

Cells that do have a nucleus

Question 32

What is meant by the term “highly specialized”?

Answer 32

Eukaryotes

Question 33

What are the 2 main sections of a eukaryotic cell?

Answer 33

Nucleus and cytoplasm

Question 34

What is the nucleolus?

Answer 34

The region where ribosomes are produced

Question 35

What are the organelles that are used to make proteins?

Answer 35

Nucleolus, ribosomes, and ER

Question 36

What organelles store materials, clean up the cell, and provide support?

Answer 36

Lysosomes, vacuole, and cytoskeleton

Question 37

What organelles provide energy?

Answer 37

Mitochondria and chloroplasts