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Study Guide Questions

1.     The air layer circling the planet is called the ____________________________.
2.     The layer of water on the planet, including oceans, lakes, streams, and ice is called the _____________________________.
3.     ______________________________ is the layer of soils, rocks, and minerals on the planet.
4.     The __________________________ is the thin, life-containing shell that encircles the planet.
5.     ___________________________ is the interaction of living organisms with each other, and with the components of the planet's layers of air, water, and soil.
6.     The agent of photosynthesis in green plants is called _____________________________.
7.     _____________________________ is the study of organisms in their home environment.
8.     The ________________________ is the source of the energy that sustains life on earth.
9.     A _________________________ is a group of organisms of the same kind in a given area, as in a flock of geese.
10.     _________________________ ____________________ is the organism's role within the community.
11.     An environment's non-living structure, including wind, humidity, soil, and temperature is called the ___________________________ _____________________________.
12.     The single physical factor most lacking in a particular place is the ____________________ ________________________.
13.     ________________________ __________________________ are the variations in learned behaior that allow humans to survive in varied environments.
14.     Land-based life zones named for dominant types of vegetation are called _________________________.
15.     A _______________________ is the northernmost coniferous forest life zone.
16.     The combination of different species interacting with one another and with components of the non-living environment is called ____________________________.
17.     ____________________________ are self-nourished producers that use solar energy to produce organic compunds from water and carbon dioxide.
18.     __________________________ are plant-eating animals.
19.     Animals that eat other animals are called ___________________________.
20.     Animals that regularly consume both plant and animal foods are ___________________________.
21.     _________________________ are animals that feed on dead organisms and the wastes of living organisms.
22.     The _________________________ ____________________ is the movement of water from oceans to the atmosphere, back to the earth, and finally back to the oceans.
23.     The __________________ __________________ is the transfer of energy from one organism to another.
24.     Each major step in the transfer of energy from one organism to another is called a __________________ ____________________.
© Educational Video Network, Inc. 2005 - www.evndirect.com
Your leading source for curriculum-based educational videos and DVDs.