Chapter 7 review

Question 1

What is the concept(s) of cell theory?

Accepted Answer

All existing cells come from preexisting cells, Cells are the most basic unit of life, All organisms are made of cells

Question 2

Plant or Animal?

Accepted Answer

Plant Cell

Question 3

The function of the chloroplast is....

Accepted Answer

Converts light energy into chemical energy, or photosynthesis.

Question 4

What are prokaryote cells ?

Accepted Answer

Prokaryotic cells are unicellular organisms

Question 5

Plant or Animal?

Accepted Answer

animal cell

Question 6

Movement of particles from an area of high concentration to an area of lower concentration is:

Accepted Answer

diffusion

Question 7

Plant cells have larger vacuoles than animal cells

Accepted Answer

True

Question 8

a cell that does not have a nucleus

Accepted Answer

prokaryote

Question 9

What does the mitochondria do?

Accepted Answer

Converts food to energy

Question 10

What is diffusion ?

Accepted Answer

A net movement of atoms from high to low concentration

Question 11

What kind of solution is the red blood cell on the right in?

Accepted Answer

hypertonic

Question 12

A cell is in a ____solution when: size doesn't change; water goes in and out at the same rate

Accepted Answer

isotonic

Question 13

What molecules are in the cell membrane that carry out facilitated diffusion?

Accepted Answer

proteins

Question 14

The primary function of the cell membrane is

Accepted Answer

to control what moves in and out of the cell.

Question 15

Which of these is selectively permeable?

Accepted Answer

all of these are selectively permeable

Question 16

Passive transport

Accepted Answer

doesn't require energy.

Question 17

A plant cell contains _______, while an animal cell does not.

Accepted Answer

A cell wall and chloroplasts.

Question 18

What kind of transport doesn't require the use of energy to move materials across the membrane?

Accepted Answer

all of these don't require the cell to use energy

Question 19

Equilibrium is reached

Accepted Answer

when particles are evenly distributed through the space.

Question 20

a cell that has a nucleus

Accepted Answer

eukaryote

Question 21

Is this a plant cell or animal cell?

Accepted Answer

Plant

Question 22

Cytoplasm

Accepted Answer

Jelly like material inside of cells

Question 23

The plasma membrane is ...

Accepted Answer

A phospholipid bilayer surrounding the cell

Question 24

What are the types of Passive Transport?

Accepted Answer

Diffusion, Osmosis and Facilitated Diffusion.

Question 25

What kind of solution is the red blood cell on the left in?

Accepted Answer

hypotonic

Question 26

What does a Ribosome do

Accepted Answer

Makes proteins

Question 27

What is not part of cell theory?

Accepted Answer

all cells have organelles and membranes

Question 28

Another name for the cell membrane is

Accepted Answer

the plasma membrane

Question 29

Is this a plant cell or animal cell?

Accepted Answer

Animal

Question 30

Water enters, cell swells; lower solute concentration outside the cell than inside = __solution

Accepted Answer

hypotonic

Question 31

what cell has chloroplast

Accepted Answer

plant

Question 32

What does a Lysosome do?

Accepted Answer

Breaks down food particles

Question 33

Water leaves, cell shrinks; higher solute concentration outside cell than inside = ? solution

Accepted Answer

hypertonic

Question 34

Active transport

Accepted Answer

all of the answers are correct

Question 35

What kind of solution is the red blood cell in the middle in?

Accepted Answer

isotonic

Question 36

__________ is the diffusion of water through a semipermeable membrane.

Accepted Answer

osmosis

Question 37

Vacuole

Accepted Answer

stores food and water needed for the cell

Question 38

What is the function of the nucleus?

Accepted Answer

directs all the cells activities including reproduction

Chapter 7 review

Questions 38

Chapter 7 review

Questions 38