Texas Essential Knowledge and Skills Teaching Resources

Science 2.9

Organisms and environments. The student knows that living organisms have basic needs that must be met for them to survive within their environment. The student is expected to:

  • (1) identify the basic needs of plants and animals;
    • (A) identify factors in the environment, including temperature and precipitation, that affect growth and behavior such as migration, hibernation, and dormancy of living things; and
    • (B) compare the ways living organisms depend on each other and on their environments such as through food chains.


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