Cells And Systems Review

Question 1

What are the six characteristics of living things?

Answer 1

Grow
Reproduce
Respond to stimuli
Energy
Waste
Cells

Question 2

What is a cell?

Answer 2

The most basic unit of life.

Question 3

What is the cell theory?

Answer 3

Cells are what separate the living from the non-living and keep the living alive.

Question 4

What are the magnification levels for field of view?

Answer 4

4000
1600
400

Question 5

What is the difference between uni cellular and multi cellular organisms?

Answer 5

Unicellular has only one cell while multicellular have many specialized cells.

Question 6

What do plant cells have that animal cells don’t?

Answer 6

Cell walls, chloroplasts and bigger vacuoles.

Question 7

What is the function of cytoplasm?

Answer 7

Holds organelles

Question 8

What is selectively permeable?

Answer 8

When only certain things can get through (a membrane)

Question 9

Why is the cell membrane selectively permeable?

Answer 9

So only wanted nutrients and water will come in and nothing unwanted like germs.

Question 10

What is the major difference between diffusion and osmosis?

Answer 10

Osmosis is specific to water.

Question 11

What is the difference between xylem and phloem?

Answer 11

Phloem lets sugar down to roots from leaves and xylem carries water up to leaves from roots.

Question 12

What is the order that cells are organized in multicellular organisms?

Answer 12

Cells, tissue, organ, system, organism.

Question 13

What is the pathway of food through the digestive system?

Answer 13

Mouth, esophagus, stomach, small intestine, large intestine, rectum, anus

Question 14

What is the difference between chemical and mechanical digestion?

Answer 14

Mechanical is actual mashing like chewing and chemical is using a mixture of enzymes to break down like saliva.

Question 15

What is the function of the digestive system?

Answer 15

To absorb nutrients.

Question 16

What’s the function of the respiratory system?

Answer 16

To exchange gases.

Question 17

What is the function of the circulatory system?

Answer 17

T circulate blood and carry nutrients to all cells.

Question 18

What’s the function of the nervous system?

Answer 18

To exchange signals and respond to environment and body.

Question 19

What is the function of the excretory system?

Answer 19

To remove waste.

Question 20

What is the function of the large intestine?

Answer 20

Absorb water.

Question 21

What is the function of the small intestine?

Answer 21

To absorb nutrients.

Question 22

What type of blood do arteries carry?

Answer 22

Oxygenated.

Question 23

What type of blood do veins carry?

Answer 23

Carbon dioxide filled blood.

Question 24

Name the four chambers of the heart.

Answer 24

Left atrium, left ventricle, right Atrium, right ventricle.

Question 25

What is the importance of villi?

Answer 25

To increase absorption surface area in the small intestine.

Question 26

The structures in the lungs are listed from largest to smallest…

Answer 26

Bronchi, bronchioles, alveoli.

Question 27

What are the functions of capillaries?

Answer 27

To connect arteries to veins.

Question 28

What are the requirements of life?

Answer 28

Energy, produces or consumes
Environment, responds to things around it
Reproduces, replicates itself 
Growth, grows or changes
Waste, gets rid of unneeded materials
Cells, made of cells