Lily O'Brien
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GCSE Biology Quiz on B3b, created by Lily O'Brien on 10/04/2017.

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Lily O'Brien
Created by Lily O'Brien over 7 years ago
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B3b

B3b

Question 1 of 10

1

The four main human activities that reduce the amount of land and resources are:

Select one or more of the following:

  • Quarrying for metal ores

  • Manufacturing more

  • Dumping waste

  • Farming

  • Burning fossil fuels

  • Builiding

Explanation

Question 2 of 10

1

CO2 can be sequestered in natural stores. How? Choose 3

Select one or more of the following:

  • Green plants

  • Oceans,lakes and ponds

  • Ozone layer

  • Reptine fuels

  • Peat bogs

Explanation

Question 3 of 10

1

Gases in the atmosphere naturally act like an insulating layer

Select one of the following:

  • True
  • False

Explanation

Question 4 of 10

1

Deforestation is the cutting down of forests. It's done for various reasons. Choose 3 correct reasons

Select one or more of the following:

  • To give native species more room

  • To clear more land for farming

  • To provide timber to use as a building material

  • To produce paper from wood

Explanation

Question 5 of 10

1

Deforestation leads to four main problems. What are they?

Select one or more of the following:

  • More carbon dioxide in the atmosphere

  • More oxygen in the atmosphere

  • Less biodiversity

  • Less carbon dioxide is taken in

  • More methane in the atmosphere

Explanation

Question 6 of 10

1

Destroying peat bogs adds more CO2 to the atmosphere

Select one of the following:

  • True
  • False

Explanation

Question 7 of 10

1

There are many consequences of global warming. Choose 4

Select one or more of the following:

  • Millions die

  • Changes in migration patterns

  • Biodiversity could be reduced

  • Ice melts

  • Earthquakes and volcanic eruptions

  • Sea levels rise (as it gets warmer it expands)

Explanation

Question 8 of 10

1

Fuels can be made by fermentation. Fermentation is when bacteria or yeast break down proteins by aerobic respiration

Select one of the following:

  • True
  • False

Explanation

Question 9 of 10

1

Ethanol is made by anaerobic fermentation of sugar
Glucose = ethanol + carbon dioxide + energy

Select one of the following:

  • True
  • False

Explanation

Question 10 of 10

1

Biogas is made by anaerobic fermentation of waste material

Select one of the following:

  • True
  • False

Explanation

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