Land & Water Use
What impact did mechanization have on farms during the Green Revolution?
Hand tools became more prevalent than machines on large farms
It allowed for faster cultivation and harvest times
Farm sizes decreased as less land was needed for machinery
Farmers relied less on nonrenewable energy sources
Which crop has seen significant yield increases due to Green Revolution technologies?
Cassava
Wheat
Blueberries
Quinoa
How could climate change potentially undermine the gains made by the Green Revolution in crop yields?
Through decreased carbon dioxide levels limiting photosynthesis rates in plants.
By altering rainfall patterns and increasing droughts that reduce water available for crops.
By reducing the occurrence of plant diseases that affect large monocultures.
By decreasing global temperatures leading to lower evaporation rates from soil.
How did the introduction of synthetic fertilizers during the Green Revolution primarily affect energy transfer in agricultural ecosystems?
Reduced soil erosion by increasing organic matter in the soil.
Increased primary productivity due to enhanced nutrient availability.
Decreased algal blooms due to more efficient use of nutrients.
Lowered primary productivity because of chemical toxicity to plants.
In evaluating food security under scenarios of climate change, which aspect associated with the outcomes of the Green Revolution may be most at risk?
Reduced reliance on synthetic fertilizers lowering pollution risks from runoff.
Greater emphasis on traditional agriculture practices improving soil health over time.
Increased genetic diversity within major food crops enhancing resilience.
Reliance on monoculture cropping systems vulnerable to extreme weather events.
Considering the impact of the Green Revolution, which strategy could most effectively minimize groundwater depletion while maintaining crop yields?
Implementing widespread drip irrigation systems subsidized by water conservation grants.
Intensifying rain-fed agriculture on existing cropland without additional irrigation support.
Promoting the expansion of flood irrigation to increase water distribution efficiency.
Encouraging continuous monoculture with enhanced synthetic fertilizer application.
What is one of the primary goals of the Green Revolution?
To encourage urbanization
To reduce the use of pesticides
To promote organic farming
To increase agricultural productivity

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What has been a significant ecological consequence of the intensive irrigation practices adopted during the Green Revolution?
Significant increase in global forest cover due to less land needed for cultivation.
Decrease in soil salinity due to improved water management techniques.
Large-scale carbon sequestration as a result of new agricultural practices.
Depletion of aquifers and lowering of water tables.
Which of these agricultural practices developed during the Green Revolution is most susceptible to the impacts of climate change due to its high dependence on predictable water availability?
Organic farming
Integrated pest management
Crop rotation
Intensive irrigation
Which of the following best describes a potential negative consequence of the Green Revolution on biodiversity?
Decreased genetic diversity in crops due to reliance on monocultures.
Reduction in soil erosion due to advanced planting techniques.
Increased use of land for habitat conservation as crop yields improve.
Enhanced ecosystem resilience through the introduction of various new species.