Lesson 3.4.2
3.4.2 What are the causes of inequality in global food security? Quiz: OCR Geography, Unit 8
20 questions
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Lesson 3.4.2, What are the causes of inequality in global food security?: 20 multiple choice questions for the OCR Geography (H481), Unit 8: Future of Food, written with Revision Ninja.
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The 20 questions
-
Which theory states that population growth stimulates technological innovation in food production?
- Boserupian theory
- Marxist theory
- Malthusian theory
- Rostow's model
-
Which global shipping route represents a key geographical pinchpoint for global food distribution?
- English Channel
- Suez Canal
- Panama Isthmus
- Rhine Waterway
-
What process describes the purchase or lease of vast tracts of land in developing nations by foreign entities?
- Land grabbing
- Urban sprawl
- Commercial farming
- Land fragmentation
-
According to Malthus, how does agricultural production increase over time?
- Geometrically
- Arithmetically
- Logarithmically
- Exponentially
-
Which climate phenomenon periodically alters ocean temperatures, causing severe global droughts and floods?
- Hadley cell
- La Niña
- El Niño
- Coriolis effect
-
What is a major physical factor determining the total time available for crops to mature each year?
- Soil pH level
- Soil texture
- Prevailing wind speed
- Growing season length
-
What type of natural hazard can release ash clouds that block sunlight and disrupt air freight of perishable food?
- Volcanic eruption
- Earthflow
- Liquefaction
- Tsunami
-
Which degradation process transforms fertile drylands into non-productive hyper-arid environments?
- Acidification
- Desertification
- Salinisation
- Eutrophication
-
How does insecurity of land tenure usually impact long-term agricultural investment by subsistence farmers?
- Doubles investment
- Maximises yield
- Reduces investment
- Guarantees investment
-
Which physical soil property directly affects nutrient availability and moisture retention for crop roots?
- Soil depth
- Soil temperature
- Soil texture
- Soil colour
-
In Malthusian theory, what occurs when population exceeds the carrying capacity of the land?
- Boserupian expansion
- Demographic transition
- Malthusian catastrophe
- Economic takeoff
-
Which environmental condition presents the main barrier to conventional arable farming in Arctic ecosystems?
- Eutrophication
- Monsoonal flooding
- Permafrost
- Salinity
-
Which human activity in dryland regions directly strips vegetation cover, accelerating soil erosion?
- Crop rotation
- Overgrazing
- Terracing
- Drip irrigation
-
What type of supply chain disruption occurs when a narrow trade corridor is blocked?
- Distribution pinchpoint
- Yield gap
- Tariff barrier
- Production buffer
-
How do extreme wildfire events directly impair future soil fertility and crop production?
- Lowering soil temperature
- Destroying organic matter
- Increasing soil nitrogen
- Increasing water retention
-
Which process exacerbates water scarcity issues for irrigated agriculture during prolonged heatwaves?
- Increased soil compaction
- Reduced surface runoff
- Increased evapotranspiration
- Decreased infiltration
-
What term describes a country's ability to reliably access sufficient, safe, and nutritious food?
- Consumer choice
- Food relief
- Food security
- Food sovereignty
-
Which geopolitical issue worsens food vulnerability by reducing land available for local food crops?
- Foreign land grabbing
- Local crop rotation
- Fair trade pricing
- Subsidised export
-
Which physical factor determines the primary mineral nutrient content available to agricultural soils?
- Bedrock geology
- Relief gradient
- Atmospheric pressure
- Wind direction
-
What is the primary impact of tectonic tsunamis on coastal agricultural lands?
- Soil acidification
- Soil salinisation
- Eutrophication
- Desertification
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