AP Biology · Unit 8

Unit 8: Ecology (part 1)

16 review questions with answers for Unit 8: Ecology (part 1). Read them here, or play the set as a class game on the projector. Free to host, and students join with a code.

A question from this set

Inherited behavior that doesn't require learning (e.g., reflexes)?

  • Keystone Species
  • Logistic Growth
  • Innate BehaviorRight answer
  • Learned Behavior
From Unit 8: Ecology (part 1), 16 questions.

All 16 questions and answers

  1. Inherited behavior that doesn't require learning (e.g., reflexes)?

    Answer: Innate Behavior

  2. Behavior modified by experience (e.g., imprinting, conditioning)?

    Answer: Learned Behavior

  3. Behavior that benefits others at a cost to oneself?

    Answer: Altruism

  4. Population growth under ideal conditions (J-shaped curve)?

    Answer: Exponential Growth

  5. Population growth limited by carrying capacity (S-shaped curve)?

    Answer: Logistic Growth

  6. The maximum population size an environment can sustain indefinitely?

    Answer: Carrying Capacity (K)

  7. Factors like competition and disease that intensify with population density?

    Answer: Density-dependent Factors

  8. Species with high reproduction rates and little parental care (e.g., insects)?

    Answer: r-selected species

  9. Species with low reproduction rates and high parental care (e.g., humans)?

    Answer: K-selected species

  10. Two species competing for the same resources cannot coexist indefinitely?

    Answer: Competitive Exclusion Principle

  11. An organism’s specific ecological role and use of resources?

    Answer: Niche

  12. Species dividing resources to reduce competition (e.g., different feeding heights)?

    Answer: Resource Partitioning

  13. A symbiotic relationship where both species benefit?

    Answer: Mutualism

  14. A species with a disproportionately large effect on its community relative to its abundance?

    Answer: Keystone Species

  15. Succession in a lifeless area with no soil (e.g., bare rock)?

    Answer: Primary Succession

  16. Succession after a disturbance where soil remains (e.g., after a fire)?

    Answer: Secondary Succession

Play it as a class game

Play this set opens it in splycr, where you can host it for your class straight away. Hosting needs no account: put the room code on the projector, and students join from a phone with the code and their first name. Each question plays as multiple choice, and the three wrong options are other answers from the same set.

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