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7.3 Final Review

Total questions: 17

Worksheet time: 11mins

Name
Class
Date
1.

What is the job of the blood? More than 1 correct answer

a)

Transports glucose to the lungs

b)

Transports carbon dioxide and glucose to the cells

c)

Transports oxygen and glucose to the cells

d)

Transports carbon dioxide to the lungs

2.

Select ALL the reactants.

a)

CH4

b)

2O2

c)

CO2

d)

2H2O

3.

Select ALL the products.

a)

CH4

b)

2O2

c)

CO2

d)

2H2O

4.

Which of these activities would use the most energy?

a)

Playing video games

b)

Eating your favorite chips

c)

Running a mile

d)

Watching Outer Banks

5.

If you need more energy, how does the amount of cellular respiration change?

a)

Cellular respiration increases

b)

Cellular respiration decreases

c)

Cellular respiration remains the same

6.

Which of the following is part of the circulatory system?

a)

Small intestine

b)

Lungs

c)

Blood

d)

Stomach

7.

What is this and what is its function?

a)

Alveoli; absorbs oxygen/carbon dioxide

b)

Alveoli; absorbs food molecules

c)

Villi; absorbs oxygen/carbon dioxide

d)

Villi; absorbs food molecules

8.

What reactants are needed to burn food? More than one answer

a)

Carbon dioxide

b)

Oxygen

c)

Glucose

d)

Water

e)

Energy

9.

What products are created when food is burned? More than one answer

a)

Carbon dioxide

b)

Oxygen

c)

Glucose

d)

Water

e)

Energy

10.

How do carbon dioxide and water vapor leave your body?

a)

Through our stomach

b)

Through your poop

c)

We exhale them

d)

We inhale them

11.

How does oxygen enter the blood?

a)

We inhale oxygen and absorb it through the alveoli into the blood

b)

We inhale oxygen and absorb it through the villi into the blood

c)

We exhale oxygen and it moves from the cells to the blood

d)

We inhale it

12.

How do food molecules enter the blood?

a)

We inhale glucose and absorb it through the alveoli into the blood

b)

We exhale glucose and it moves from the cells to the blood

c)

We eat them

d)

We take in glucose through our food and absorb it through the villi into the blood

13.

Define cellular respiration.

a)

A chemical reaction that rearranges carbon dioxide molecules

b)

A chemical reaction that occurs in cells and provides them with energy

c)

A chemical reaction that splits oxygen to produce glucose

d)

A physical change that provides energy to cells

14.

After cellular respiration, how do carbon dioxide and water leave our cells?

a)

CO2 and H2O leave the cells as excrement

b)

CO2 and H2O leave the cells as sweat

c)

All CO2 and H2O are produced in the lungs and exhaled

d)

CO2 and H2O are carried by the blood back to the lungs and then exhaled

15.

Where does cellular respiration occur?

a)

Muscle cells

b)

Brain cells

c)

Stomach cells

d)

All cells

16.

How does the circulatory system support cellular respiration?

a)

The circulatory system uses our breath to move oxygen and carbon dioxide to the cells for energy

b)

The circulatory system uses our nerves to move just oxygen to the cells for energy

c)

The circulatory system pumps the blood that moves oxygen and glucose to the cells for energy

17.

During hibernation, chipmunks do not eat anything. Where do they get the energy needed to survive?

a)

Chipmunks use their muscles in cellular respiration

b)

Chipmunks use their fat reserves in cellular respiration

c)

Chipmunks inhale glucose from the air and use it in cellular respiration

d)

Chipmunks store their food in their cheeks