Lesson 11: Anaerobic respiration

Question 1

What is anaerobic respiration?

Answer 1

Anaerobic respiration: Chemical reaction that releases energy from glucose only.

Question 2

What is the word equation for anaerobic respiration in animals?

Answer 2

Glucose –> lactic acid

Question 3

What is the issue with lactic acid, formed as a product of anaerobic respiration?

Answer 3

Builds up in muscles.

Causes muscle pain/ fatigue.

Question 4

What type of respiration releases more energy?

Answer 4

• Aerobic respiration releases more energy.

Question 5

Where does anaerobic respiration take place?

Answer 5

Anaerobic respiration: Cytoplasm

Question 6

What is fermentation?

Answer 6

Fermentation is anaerobic respiration in plants and yeast.

Question 7

What is the word equation for fermentation?

Answer 7

Glucose –> ethanol + carbon dioxide

Question 8

What conditions are needed for anaerobic respiration to take place?

Answer 8

Air- tight–> not allow any oxygen so aerobic respiration doesn’t occur.

Question 9

What is ethanol from fermentation used for?

Answer 9

Ethanol –> used in alcohol (eg. beer)

Question 10

What is carbon dioxide from fermentation used for?

Answer 10

Carbon dioxide –> make bred rise