5 Written Questions
5 Matching Questions
- marginal benefit
- Industrial Revolution
- a when grass is consumed by animals at a faster rate than it can grow
- b Began about 1760 in England and later in the other countries, characterized chiefly by the replacement of hand tools with power-driven machines, as the power loom and the steam engine, and by the concentration of industry in large establishments.
- c the additional or extra benefit associated with an action
- d The cutting down and removal of all or most of the trees in a forested area. Deforestation can erode soils, contribute to desertification and the pollution of waterways, and decrease biodiversity through the destruction of habitat.
- e The science or practice of planting, managing, and caring for forests.
5 Multiple Choice Questions
- a fishing technique in which the ocean floor is literally scraped by heavy nets that smash everything in their path. This is very detremental to the ecosystem.
- Accumulation of salts in soil that can eventually make the soil unable to support plant growth
- A belt of recreational parks, farmland, or uncultivated land surrounding a community: preserved from urban development
- The use of all appropriate techniques of controlling pests in a coordinated manner that enhances, rather than destroys, natural controls. If pesticides are part of the program, they are used sparingly and selectively so as not to interfere with natural competitors
- Corn that is made using genetic engineering techniques. It contains a gene from a bacteria that prevents certain insects from eating the corn.
5 True/False Questions
Driftnets → Rock and other waste materials removed as impurities when waste mineral material is separated from the metal in an ore. (gangue)
Shelterbelt → A belt of recreational parks, farmland, or uncultivated land surrounding a community: preserved from urban development
organic farming → the use of natural substances rather than chemical fertilizers and pesticides to enrich the soil and grow crops
Terracing → Rock and other waste materials removed as impurities when waste mineral material is separated from the metal in an ore. (gangue)
Controlled burns (prescribed burns) → technique sometimes used in forest management, farming, prairie restoration or greenhouse gas abatement. Controlled burning is conducted during the cooler months to reduce fuel buildup and decrease the likelihood of serious hotter fires. Controlled burning stimulates the germination of some desirable forest trees, thus renewing the forest. Some cones, such as sequoia and serotinous require heat from fire to open cones to disperse seeds.