Pearson Environmental Science Food Production

What percentage of global greenhouse gas emissions is accounted for by food production?

• 26%

• 50%

• 78%

• 94%

Which sector uses 70% of global freshwater withdrawals?

• Industry

• Households

• Agriculture

• Livestock

What percentage of the world's habitable land is used for agriculture?

• 26%

• 50%

• 70%

• 94%

How much does livestock outnumbers wild mammals by in terms of biomass?

• 5-to-1

• 10-to-1

• 15-to-1

• 20-to-1

What is the impact of agriculture on biodiversity according to the image?

• It increases biodiversity by 94%

• It is responsible for 94% of mammal biomass excluding humans

• It has no significant impact on biodiversity

• It decreases biodiversity by 78%

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Which process in ruminant livestock contributes to methane production?

• Digestion of plant materials

• Fermentation in the digestive system

• Absorption of nutrients from food

• Application of fertilizers

What is a major source of CO2 emissions from fishing vessels?

• Net casting

• Fish processing

• Combustion of diesel

• Solar panel usage

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How do crops contribute to the absorption of CO2 from the atmosphere?

• Through decomposition of organic compounds

• By releasing nitrous oxide

• Through photosynthesis during growth

• By using diesel machinery

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What is primarily used to fuel transport in the supply chains mentioned in the document?

• Solar energy

• Electrical energy

• Fossil fuels

• Wind energy

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What percentage of global greenhouse gas emissions from food production is attributed to livestock and fish farms?

• A) 30%

• B) 24%

• C) 18%

• D) 31%

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