B1.3.3 - Anaerobic Respiration Flashcards

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1
Q

When would you need anaerobic respiration?

A

Exercise

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2
Q

Why does anaerobic respiration need to occur?

A

When you exercise, your heart rate will increase in rate. However, it cannot exceed its maximum rate so it transfers energy from chemical stores using anaerobic respiration

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3
Q

What is the word equation for anaerobic respiration?

A

Glucose -> lactic acid

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4
Q

What is produced in anaerobic respiration?

A

Poisonous lactic acid

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5
Q

Why do humans normally respire aerobically?

A

Aerobic respiration produces more ATP molecules per glucose molecule.
Anaerobic respiration produces lactic acid which can cause cramps and fatigue

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6
Q

What is oxygen debt?

A

The extra oxygen you inhale after anaerobic respiration to break down lactic acid

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7
Q

What organisms does anaerobic respiration occur in?

A

Many different animals and plants, sometimes microorganisms

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8
Q

What does anaerobic respiration in microorganisms and plants produce?

A

Ethanol and carbon dioxide

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9
Q

What is fermentation?

A

The process of ethanol and carbon dioxide getting made during anaerobic respiration in plants and microorganisms

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10
Q

What is the word and symbol equation for fermentation?

A

Glucose -> ethanol + carbon dioxide

C6H12O6 -> 2C2H5OH + 2CO2

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