GEE Lesson 8-9 Flashcards
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
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
What is one method of protecting forests from destructive fires?
A) Clear-cutting
B) Selective burning
C) Firebreaks
D) Replanting trees
Firebreaks
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
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
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
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
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
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
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
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
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
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
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
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
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
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
What is a common alternative to chemical pest control?
A) Synthetic pesticides
B) Crop rotation
C) Firebreaks
D) Soil erosion
Crop rotation
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
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
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
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
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
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
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