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Science Revision > Respiration > Flashcards

Respiration Flashcards

1
Q

We need energy for …

A

Movement

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2
Q

Humans and other mammals need energy to …

A

Keep warm

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3
Q

We also need energy for chemical reactions to build …

A

Larger molecules

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4
Q

Proteins are made by …
And how does this link to respiration ?

A

Chemically joining amino acids

This links to respiration because it requires energy

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5
Q

The energy we need is supplied by what process ?

A

Cellular respiration

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6
Q

Respiration is a what type of reaction ?

A

Exothermic

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7
Q

Why is respiration an exothermic reaction ?

A

It releases energy

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8
Q

Respiration takes place in all living cells , true or false ?

A

True

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9
Q

Fill in the blank :

…. + oxygen —-> carbon dioxide + water
( and energy )

A

Glucose

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10
Q

Fill in the blank :

Glucose + …. —-> carbon dioxide + water
( and energy )

A

Oxygen

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11
Q

Fill in the blank :

Glucose + oxygen —-> … + water
( and energy )

A

Carbon dioxide

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12
Q

Fill in the blank :

Glucose + oxygen —-> carbon dioxide + ….
( and energy )

A

Water

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13
Q

Fill in the blank :

Glucose + oxygen —-> carbon dioxide + water
( and …. )

A

Energy

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14
Q

Aerobic respiration releases lots of what ?

A

Energy

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15
Q

In aerobic respiration , the glucose molecule is not fully oxidised

True or false ?

A

False

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16
Q

The chemical symbol for glucose is …

A

C6 H12 06

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17
Q

The symbol for oxygen is …

18
Q

The symbol for carbon dioxide is …

19
Q

The symbol for water is …

20
Q

What happens during respiration if there isn’t enough oxygen ?

A

Anaerobic respiration takes place

21
Q

In muscles , cells need lots of energy for ….

A

Contraction

22
Q

If the energy is limited in muscle cells , what takes place ?

A

Anaerobic respiration

23
Q

Glucose —-> lactic acid is the equation for …
( and energy )

A

Anaerobic respiration

24
Q

Glucose + oxygen —-> carbon dioxide + water is the equation for …

A

Aerobic respiration

25
Q

Fill in the blanks :

…. —> lactic acid
( and energy )

26
Q

Fill in the blanks :

Glucose —> ….
( and energy )

A

Lactic acid

27
Q

Fill in the blanks :

Glucose —> lactic acid
( and … )

28
Q

Anaerobic respiration requires oxygen - true or false ?

29
Q

Which one produced more energy , anaerobic or aerobic respiration ?

A

Aerobic respiration

30
Q

Why doesn’t anaerobic respiration release as much energy ?

A

This is because in anaerobic respiration , the glucose isn’t fully oxidised True

31
Q

Anaerobic respiration can take place in :

A

Plant cells , yeast cells and muscle cells

32
Q

The equation

Glucose —> ethanol + carbon dioxide
( and energy )

Is for ?

A

Anaerobic respiration in plant and yeast cells

33
Q

Fill in the blanks :

…. —> ethanol + carbon dioxide
( and energy )

34
Q

Fill in the blanks :

Glucose —> … + carbon dioxide
( and energy )

35
Q

Fill in the blanks :

Glucose —> ethanol + ….
( and energy )

A

Carbon dioxide

36
Q

Fill in the blanks :

Glucose —> ethanol + carbon dioxide
( and … )

37
Q

Why is anaerobic respiration in the case of yeast useful ?

A

Fermentation , as we use this to make alcoholic drinks such as beer due to the ethanol in it

38
Q

What is fermentation ?

A

Anaerobic respiration in yeast cells

39
Q

We use yeast to make …

A

Alcohol and bread

40
Q

In the case of bread , what in the produce of fermentation is useful ?

A

The carbon dioxide

41
Q

The carbon dioxide in bread from fermentation causes ….

A

The bubbles in the dough to rise

Science Revision (5 decks)

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