5 Written Questions
5 Matching Questions
- Natural greenhouse effect
- Greenhouse effect
- a Organisms that obtain energy by eating only plants
- b Organisms that break down the dead remains of other organisms.
- c Heat buildup in the troposphere because of the presence of certain gases, called greenhouse gases. Without this effect, the earth would be nearly as cold as Mars, and life as we know it could not exist. Compare global warming.
- d Anticipated increase in Earth's temperature, caused by carbon dioxide (emitted by burning fossil fuels) trapping some of the radiation emitted by the surface.
- e Process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches.
5 Multiple Choice Questions
- A consumer that eats both producers and other consumers
- All the organisms in a given area as well as the abiotic factors with which they interact; a community and its physical environment
- Cyclic movement of carbon in different chemical forms from the environment to organisms and then back to the environment.
- All organisms that are the same number of energy transfers away from the original source of energy (for example, sunlight) that enters an ecosystem. For example, all producers belong to the first trophic level, and all herbivores belong to the second trophic level in a food chain or a food web.
- Organisms that eat living producers and/or other consumers for food
5 True/False Questions
Producers → Organisms that eat living producers and/or other consumers for food
Biotic → Nonliving; specifically, the nonliving components of an ecosystem, such as temperature, humidity, the mineral content of the soil, etc.
Chemosynthesis → Process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches.
Hydrologic (water) cycles → Continuous movement of water on, above and below the surface of the Earth.
Population → A group of individuals of the same species that live together in the same area at the same time