A group of individuals of the same species living in a designated area.
What is a population?
100
These ratio of these three particles make up a soil's texture.
What are sand, silt, and clay?
100
The three scientific principles of sustainability include chemical cycling, biological diversity, and reliance on this.
What is solar energy?
100
These are the three food systems we humans produce.
What are agriculture, pastoralism, and aquaculture?
100
These cities make an effort to enhance their sustainability through programs such as recycling, mass transit, and bike lanes.
What are eco-cities?
200
This delightful establishment is a mnemonic device for recalling soil Macro and Micronutrients.
What is CHOPKNS CaFe?
200
Bringing in a natural predator of a problematic species to attempt to control its population.
What is biological control?
200
These three elemental nutrients are most often supplemented to the soil in the form of synthetic inorganic fertilizers.
What is N-P-K?
200
If cities do not grow outward, they can also grow this way.
What is upward?
300
These organisms usually have a large number of offspring in the hopes that even without parental care a few may survive and pass on the genes of their species.
What are r-selected organisms?
300
This is the opposite of organic.
What is inorganic?
300
This is the opposite of organic.
What is conventional?
400
The extinctions caused by humans may result in this by the end of the twenty-first century.
What is the Sixth Mass Extinction?
400
These plants in the family Fabaceae host Nitrogen-fixing soil bacteria to help obtain their nutrients and fertilize the surrounding soil.
What are legumes?
400
This is similar to hunger, but food is loaded with fats, sugars, and salt
What is chronic malnutrition?
400
People leaving a country or urban area due to factors such as persecution or ecological turmoil.
What is emigration?
500
This describes the relative ratios of male and female individuals of different ages in a population to help visualize whether the population is increasing or decreasing.
What is population age structure?
500
This depends on porosity but may differ especially in clay soils which may hold on to water particles.
What is permeability?
500
This involves utilizing sustainable agricultural practices, biological control, and other strategies in combination to attempt to reduce the amount of chemicals applied to crops.
What is integrated pest management?
500
A new organism is created by splicing a gene from one organism and inserting it into another organism in the laboratory.
What is genetic engineering?
500
This factor is key in reducing population growth rates by leading to a decrease in the number of children women have as well as enhancing their personal growth, well-being, and autonomy to create a more equal and equitable society.