Free Printable Respiration

Worksheets

Respiration

Total questions: 20

Worksheet time: 20mins

Name

Class

Date

What are the products of anaerobic respiration?

Glucose and oxygen

Carbon dioxide and water

Lactic acid

Carbon monoxide

Where in the cell does anaerobic respiration take place?

Nucleus

Cytoplasm

Mitochondria

Cell membrane

Which equation shows the reaction for anaerobic respiration

carbon dioxide + water --> glucose and oxygen

glucose + Oxygen --> lactic acid and energy

glucose + oxygen --> carbon dioxide and water and energy

glucose --> lactic acid and energy

main tube in respiration

lungs

trachea

alveoli

bronchial tubes

exchange of gases

bronchial tubes

alveoli

larynx

pharynx

which expiration steps are correct

diaphragm relaxes, air pressure raises, air forced out

air forced in, air pressure raises, diaphragm contracts

diaphragm contracts, air forced out, air pressure drops

air pressure raises, diaphragm contracts, air forced out

upper part of respiration, throat area

larynx

pharynx

trachea

lungs

contains the vocal chords/voice

mouth

trachea

bronchioles

larynx

Many chemicals in cigarettes are considered carcinogenic because they cause what?

Emphysema

Cancer

Heart disease

Liver Failure

10.

Why is it difficult for a person with emphysema to have enough oxygen in their blood?

Emphysema causes the blood vessels in the lungs to close.

A person with emphysema has a tumor in their lungs.

Emphysema causes the diaphragm to stop working.

Emphysema can destroy alveoli.

11.

A metallic element that can cause brain damage

Lead

Particulate matter

Ground-level ozone

Nitrogen oxides

12.

Dust, ash and pollen are examples of this air pollutant

Lead

Ground-level ozone

Particulate matter

Nitrogen oxides

13.

A colorless, odorless gas

Nitrogen oxides

Ground-level ozone

Carbon monoxide

Sulfur dioxide

14.

Which of these problems can be caused by air pollution?

Respiratory problems

Reduced food sources for humans

Increased disease for humans

Decrease in global temperatures

15.

Which of the following is the main greenhouse gas?

carbon monoxide

carbon dioxide

Sulphur dioxide

CFC

16.

High Surface area to volume ratio allows cells to do what quickly?

Move materials around inside the cell

Move materials in and out of the cell

Communicate to other cells

Divide

17.

Microvilli are tiny projections that extend off the cell to increase the Surface Area. What purpose might that serve?

Increased absorption

Better communication among cells

Maintain homeostasis

Decreased oxygen use

18.

As a cell’s size increases, its ratio of surface area to volume decreases.

True

False

19.

Osmosis is the diffusion of _____ across a selectively permeable membrane.

food

air

water

oxygen

20.

During diffusion

substances (things) moves from high to low concentration

water moves when energy is used

large or oddly shaped molecules move across a cell membrane

water moves from high to low concentration

100 %

Respiration

Total questions: 20

Worksheet time: 20mins

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