GEE Lesson 8-9 Flashcards by LUIS KEINE CERTEZA

What is one main cause of overgrazing in grasslands?

A) Excessive rainfall
B) Increased predator population
C) Overpopulation of grazing animals
D) Reforestation efforts

Overpopulation of grazing animals

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What is the goal of sustainable forestry?

A) Maximizing wood production
B) Increasing logging speed
C) Preserving biodiversity and forest health
D) Expanding agricultural land

Preserving biodiversity and forest health

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What is one method of protecting forests from destructive fires?

A) Clear-cutting
B) Selective burning
C) Firebreaks
D) Replanting trees

Firebreaks

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Grasslands are primarily used for which purpose?

A) Building urban developments
B) Grazing and forage for animals
C) Mining operations
D) Tree plantations

Grazing and forage for animals

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Which of these is a sustainable solution to protect grasslands?

A) Increasing grazing rates
B) Fertilizing the grass frequently
C) Rotational grazing
D) Fencing off all grasslands

Rotational grazing

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The Ecosystem Approach aims to:

A) Limit all human activity in ecosystems
B) Promote industrial agriculture
C) Maintain ecosystem structure and function
D) Replace native species with more resilient ones

Maintain ecosystem structure and function

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Which environmental issue is directly linked to topsoil erosion?

A) Increased biodiversity
B) Loss of soil fertility
C) Lower water pollution
D) Enhanced crop yield

Loss of soil fertility

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What does “food security” mean in environmental studies?

A) Having a variety of food choices
B) Consistent access to sufficient and nutritious food
C) Limiting food importation
D) Storing food in secured facilities

Consistent access to sufficient and nutritious food

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Which practice can help reduce the environmental impact of agriculture?

A) Overuse of chemical fertilizers
B) Monoculture farming
C) Crop rotation and polyculture
D) Increased deforestation

Crop rotation and polyculture

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Which of the following is a feature of polyculture?

A) Growing a single crop repeatedly
B) Using synthetic pesticides exclusively
C) Growing multiple crops together
D) Maximizing monoculture efficiency

Growing multiple crops together

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The Green Revolution is primarily associated with:

A) Enhancing biodiversity in agriculture
B) Increasing crop yields using modern technology
C) Decreasing soil salinity
D) Promoting organic farming

Increasing crop yields using modern technology

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Which of the following factors does NOT directly contribute to food insecurity?

A) Climate changes
B) Poverty
C) Advances in crop technology
D) War and conflict

Advances in crop technology

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Monoculture crops are primarily associated with which drawback?

A) Increased biodiversity
B) Greater soil erosion
C) Reduced water consumption
D) Decreased crop yields

Greater soil erosion

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Which of the following is an environmental effect of synthetic pesticide use?

A) Increased soil biodiversity
B) Decreased pest resistance
C) Soil and water contamination
D) Improved crop diversity

Soil and water contamination

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What is a benefit of vertical farming in urban areas?

A) Requires large tracts of land
B) Reduces the need for pest control
C) Maximizes use of vertical space for food production
D) Promotes monoculture

Maximizes use of vertical space for food production

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What is one proposed solution for improving food security?

A) Increase dependence on imported food
B) Enhance local food production
C) Reduce soil conservation measures
D) Limit agricultural technology use

Enhance local food production

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Industrialized agriculture typically results in:

A) Lower yields and greater biodiversity
B) Higher yields but greater environmental impact
C) Lower water usage
D) More traditional farming techniques

Higher yields but greater environmental impact

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What is a common alternative to chemical pest control?

A) Synthetic pesticides
B) Crop rotation
C) Firebreaks
D) Soil erosion

Crop rotation

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What major environmental concern is associated with monoculture crops?

A) Increased water retention
B) Reduction in biodiversity
C) Decreased crop yields
D) Sustainable soil quality

Reduction in biodiversity

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Which of these is a goal of sustainable forest management?

A) Maximize timber extraction
B) Reduce biodiversity
C) Balance ecological, economic, and social benefits
D) Convert forests into urban land

Balance ecological, economic, and social benefits

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What is a significant threat to rangelands?

A) Lack of grazing animals
B) Overgrazing by livestock
C) Rapid urban development
D) Overuse of fertilizers

Overgrazing by livestock

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What is a key reason why protecting aquatic ecosystems is challenging?

A) Overfishing is easy to control
B) Water pollution is always minimal
C) Aquatic habitats are vast and often unmonitored
D) Marine animals do not face extinction

Aquatic habitats are vast and often unmonitored

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What role do natural parks and reserves play in biodiversity?

A) They are primarily used for logging
B) They serve as protected areas to conserve ecosystems
C) They promote monoculture farming
D) They are set aside for mining activities

They serve as protected areas to conserve ecosystems

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The concept of “fish print” helps measure:

A) The growth rate of fish populations
B) Ocean pollution levels
C) The ocean area required to sustain human fish consumption
D) The percentage of fish caught illegally

The ocean area required to sustain human fish consumption

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Which is an example of a sustainable forestry practice? A) Slash-and-burn agriculture B) Clear-cutting large forest areas C) Selective logging and replanting D) Building roads through forests

Selective logging and replanting

What is an ecosystem approach to conservation? A) Preserving single species only B) Focused on only profitable resources C) Maintaining natural processes and ecosystem functions D) Establishing large farming projects

Maintaining natural processes and ecosystem functions

Which of these is an environmental consequence of monoculture farming? A) Increased biodiversity B) Soil fertility preservation C) Higher vulnerability to pests and disease D) Minimal pesticide use

Higher vulnerability to pests and disease

Food insecurity can result from factors such as: A) Reduced agricultural diversity B) Urbanization and industrialization C) Poverty, war, and extreme weather D) Advancements in agriculture

Poverty, war, and extreme weather

Which of the following best defines polyculture? A) Growing one type of crop per season B) Raising livestock on a large scale C) Growing multiple crops in the same area D) Replacing native plants with exotic species

Growing multiple crops in the same area

Synthetic pesticides contribute to environmental problems by: A) Increasing soil fertility B) Promoting pest resistance and contamination C) Reducing crop yield D) Boosting biodiversity

Promoting pest resistance and contamination

Which of these is a common approach to sustainable pest control? A) Using chemical fertilizers B) Adopting monoculture practices C) Introducing natural predators D) Draining wetlands

Introducing natural predators

Topsoil erosion primarily affects which aspect of agriculture? A) Increases crop yield B) Reduces soil fertility C) Controls pests D) Improves irrigation

Reduces soil fertility

One way to improve food security is to: A) Increase reliance on imported foods B) Reduce crop diversity C) Produce food more sustainably and locally D) Invest heavily in monoculture farming

Produce food more sustainably and locally

Vertical farming is primarily beneficial because it: A) Uses extensive land areas B) Minimizes water usage and maximizes urban space C) Requires fewer buildings in urban areas D) Improves soil quality

Minimizes water usage and maximizes urban space

Which of the following methods is part of the Green Revolution in agriculture? A) Expansion of organic farming B) Heavy reliance on traditional tools C) Development of high-yield crop varieties D) Reducing the use of chemical fertilizers

Development of high-yield crop varieties

Deforestation is often caused by: A) Reforestation projects B) Industrial agriculture and logging C) Reduced human activity D) Increased protected areas

Industrial agriculture and logging

The purpose of using crop rotation in agriculture is to: A) Increase monoculture efficiency B) Prevent soil depletion and reduce pests C) Grow crops faster D) Maximize pesticide usage

Prevent soil depletion and reduce pests

A major problem with the extensive use of synthetic pesticides is that they: A) Are too cheap to be effective B) Destroy all types of pests C) Lead to pesticide-resistant pests and ecosystem imbalance D) Can be easily removed from the environment

Lead to pesticide-resistant pests and ecosystem imbalance

A major characteristic of food production in industrial agriculture is: A) Low environmental impact B) Heavy reliance on monoculture and synthetic inputs C) Minimal use of machinery D) Exclusive use of organic practices

Heavy reliance on monoculture and synthetic inputs

Which of the following is a common challenge faced by the Green Revolution? A) Limited use of machinery B) Sustainable farming methods C) Soil degradation and environmental harm D) Low-yield crop production

Soil degradation and environmental harm

What is one environmental benefit of polyculture farming? A) Requires fewer resources B) Boosts biodiversity and reduces pest damage C) Increases soil erosion D) Reduces crop yield

Boosts biodiversity and reduces pest damage

One of the main issues with deforestation is that it leads to: A) Reduced biodiversity and habitat loss B) Improved soil quality C) Less land for agriculture D) More natural parks

Reduced biodiversity and habitat loss

The concept of food security emphasizes: A) Importing more food products B) Ensuring consistent access to nutritious food for all C) Creating more farmland D) Exporting local crops globally

Ensuring consistent access to nutritious food for all

Which of these is an outcome of sustainable food production methods? A) Higher reliance on pesticides B) Soil and water conservation C) Increased pollution D) Decreased crop rotation

Soil and water conservation

Which of the following is a primary threat to tropical forests? A) Lack of biodiversity B) Population decline C) Unsustainable cutting and burning of vegetation D) Reforestation efforts

Unsustainable cutting and burning of vegetation

What is the most efficient and least costly method of tree harvesting but is also the most damaging to ecosystems? A) Selective cutting B) Clear-cutting C) Strip cutting D) Replanting

Clear-cutting

Which region primarily clears forests for oil palm plantations? A) South America B) Southeast Asia C) Africa D) North America

Southeast Asia

Which strategy is NOT recommended to sustain biodiversity in parks and natural reserves? A) Creating buffer zones around reserves B) Establishing more visitor-friendly areas C) Using controlled burns to reduce underbrush D) Limiting human access to sensitive areas

Establishing more visitor-friendly areas

What is the main cause of food insecurity in developing nations? A) Overproduction of food B) High availability of resources C) Poverty D) Decreased population growth

Poverty

Industrialized agriculture often focuses on producing large quantities of: A) Diverse crops in small quantities B) Single crop types in large quantities C) Natural fertilizers D) High-quality, low-yield crops

Single crop types in large quantities

Which of the following is an environmental impact of industrialized food production? A) Increase in biodiversity B) Decrease in fossil fuel use C) Emission of greenhouse gases D) Increase in soil fertility

Emission of greenhouse gases

Integrated Pest Management (IPM) primarily aims to: A) Eliminate pests with synthetic chemicals B) Use a mix of biological, cultural, and chemical practices C) Allow pest populations to grow D) Promote monoculture farming

Use a mix of biological, cultural, and chemical practices

Soil erosion can lead to all of the following EXCEPT: A) Loss of soil fertility B) Water pollution from topsoil runoff C) Increased plant growth D) Carbon release into the atmosphere

Increased plant growth

Which of the following is a potential sustainable solution for producing food? A) Relying more on monoculture farming B) Using chemical pesticides exclusively C) Rotating crops and practicing polyculture D) Increasing fossil fuel energy input

Rotating crops and practicing polyculture

Which of the following best defines “old-growth forests”? A) Forests that have regrown after a major disturbance B) Uncut or undisturbed forests for at least 200 years C) Managed tree plantations for logging D) Areas of forest land within urban environments

Uncut or undisturbed forests for at least 200 years

Which method is most effective for protecting biodiversity in tropical forests? A) Replacing natural forests with plantations B) Encouraging monoculture farming C) Harvesting resources slower than their natural regeneration D) Using intensive logging practices

Harvesting resources slower than their natural regeneration

What is a common cause of overgrazing in rangelands? A) Excessive rainfall B) Overuse by livestock C) Invasive plant species D) Absence of natural predators

Overuse by livestock

Which of these actions helps reduce tropical deforestation? A) Providing subsidies for large-scale logging B) Certifying sustainable wood products C) Expanding monoculture plantations D) Increasing urban development in forests

Certifying sustainable wood products

Which approach is a key aspect of reconciliation ecology? A) Using only traditional farming methods B) Encouraging monoculture over biodiversity C) Finding ways for humans and wildlife to share habitats D) Replacing natural habitats with urban areas

Finding ways for humans and wildlife to share habitats

Which environmental problem threatens national parks the most? A) The introduction of invasive species B) The building of highways nearby C) Too many buffer zones D) Increased biodiversity

The introduction of invasive species

Grassland productivity can be sustained by: A) Clearing natural vegetation B) Overgrazing livestock C) Using rotational grazing practices D) Encouraging invasive species growth

Using rotational grazing practices

Which method is NOT used to improve forest fire management? A) Controlled burns in high-risk areas B) Clearing brush around buildings C) Allowing fires to burn near populated areas D) Eliminating wood-based construction materials

Allowing fires to burn near populated areas

Which factor does NOT directly impact global food security? A) Climate change B) Poverty C) Overpopulation D) Water recycling systems

Water recycling systems

Which practice is commonly used in industrialized agriculture? A) Crop rotation B) Polyculture C) Monoculture D) Permaculture

Monoculture

Organic agriculture typically avoids: A) Genetically modified organisms B) Natural fertilizers C) Polyculture practices D) Crop rotation

Genetically modified organisms

Which practice can help reduce soil erosion? A) Clear-cutting forests B) Overgrazing livestock C) Contour planting D) Removing all plant cover

Contour planting

What is one negative environmental effect of meat production? A) Low water consumption B) Minimal greenhouse gas emissions C) High energy input requirements D) Reduced soil erosion

High energy input requirements

Which is a disadvantage of using synthetic pesticides? A) Reduced crop yield B) Lower pest resistance over time C) Pollution of water and soil D) Increased soil fertility

Pollution of water and soil

Which of the following is an example of integrated pest management (IPM)? A) Using only synthetic pesticides to kill pests B) Relying on a mix of cultivation practices, biological controls, and pesticides C) Avoiding any pest control methods D) Monoculture cropping

Relying on a mix of cultivation practices, biological controls, and pesticides

The concept of "food deserts" refers to: A) Places where food is abundant but expensive B) Areas where fresh, healthy food is hard to access C) Desert regions with plenty of fresh food options D) High-end grocery stores with limited options

Areas where fresh, healthy food is hard to access

Which is a benefit of vertical farming? A) High pesticide use B) Increased energy costs C) Minimal water waste D) Lack of fresh produce

Minimal water waste

Which environmental issue is directly linked to deforestation for food production? A) Increased soil fertility B) Loss of biodiversity C) Increase in carbon sequestration D) Reduction of greenhouse gases

Loss of biodiversity

Which of the following is considered a major ecosystem service provided by forests? A) Increasing atmospheric CO₂ B) Filtering pollutants from air and water C) Reducing soil erosion by livestock D) Decreasing biodiversity

Filtering pollutants from air and water

What is a "biodiversity hotspot"? A) An area with low species diversity but high productivity B) A place with high levels of biodiversity and high threat levels C) A region with unique species and low conservation needs D) An area suitable for urban development

A place with high levels of biodiversity and high threat levels

Which action is a recommended strategy for ecological restoration? A) Expanding agriculture into natural areas B) Introducing invasive species to improve diversity C) Reintroducing native keystone species D) Harvesting resources faster than natural replenishment

Reintroducing native keystone species

Why are some rangelands degraded? A) Overgrazing and erosion B) Excessive plant biodiversity C) Lack of grazing animals D) Controlled rotational grazing practices

Overgrazing and erosion

What is the purpose of establishing buffer zones around nature reserves? A) To allow for human development within reserves B) To protect core areas from environmental impacts C) To encourage invasive species growth D) To increase industrial access

To protect core areas from environmental impacts

Which of the following is a primary cause of tropical deforestation in Africa? A) Palm oil plantations B) Logging for commercial timber C) Clearing land for firewood and small-scale farming D) Urban expansion

Clearing land for firewood and small-scale farming

One sustainable management practice for grasslands is: A) Prohibiting all grazing B) Encouraging overgrazing to cycle nutrients C) Rotational grazing to prevent overuse D) Using synthetic fertilizers

Rotational grazing to prevent overuse

What percentage of the earth's land area is under strict protection from potentially harmful human activities? A) Less than 6% B) 10% C) 15% D) 20%

Less than 6%

Which nutrient deficiency affects nearly 2 billion people worldwide? A) Calcium B) Vitamin A, iron, and iodine C) Vitamin C and D D) Sodium and potassium

Vitamin A, iron, and iodine

Which of the following is a disadvantage of industrialized agriculture? A) Low greenhouse gas emissions B) High reliance on renewable resources C) Depletion of soil fertility D) Decreased water usage

Depletion of soil fertility

What is the role of aquaculture in food production? A) Reducing pollution in oceans B) Producing fish and other seafood in controlled environments C) Increasing wild fish populations D) Enhancing biodiversity in terrestrial ecosystems

Producing fish and other seafood in controlled environments

Which environmental issue is directly caused by soil erosion? A) Increased biodiversity B) Enhanced topsoil fertility C) Loss of soil nutrients and sediment pollution in water bodies D) Lower levels of atmospheric CO₂

Loss of soil nutrients and sediment pollution in water bodies

Genetically modified (GM) crops are often engineered to: A) Reduce food production costs B) Be resistant to pests and herbicides C) Increase reliance on organic fertilizers D) Decrease crop yield

Be resistant to pests and herbicides

Which of the following is a disadvantage of animal feedlots? A) Low disease transmission risk B) High efficiency in meat production C) Large quantities of waste production D) Decreased greenhouse gas emissions

Large quantities of waste production

How does crop rotation benefit agricultural soil? A) By exhausting soil nutrients B) Preventing pest buildup and improving soil fertility C) Requiring more chemical fertilizers D) By increasing reliance on monoculture

Preventing pest buildup and improving soil fertility

Which agricultural practice is beneficial for conserving soil moisture? A) Clear-cutting B) Using windbreaks C) Over-irrigating fields D) Rotational grazing

Using windbreaks

Integrated Pest Management (IPM) primarily helps in: A) Reducing crop yield B) Reliance on synthetic pesticides alone C) Managing pests using a mix of biological, physical, and chemical methods D) Increasing the genetic resistance of pests

Managing pests using a mix of biological, physical, and chemical methods

Vertical farming is a sustainable solution mainly because it: A) Requires significant land area B) Minimizes pesticide use and reduces water waste C) Increases fossil fuel dependence D) Uses only genetically modified crops

Minimizes pesticide use and reduces water waste

GEE Lesson 8-9 Flashcards

(90 cards)