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MATCHING - In the space provided, write the letter of the description that best matches the term or phrase. a. densityb. growth ratec. reproductive potentiald. carrying capacitye. density independent regulationf. nicheg. habitath. competitioni. parasitismj. coevolution ______ 1. interaction between two species in which both are harmed______ 2. the functional role of a species within an ecosystem______ 3. one of the three main properties of a population______ 4. development of adaptations as a result of symbiotic relationships______ 5. maximum population that an ecosystem can support indefinitely______ 6. close interaction between 2 species where one benefits and the other is harmed______ 7. the ratio of births to deaths in a population______ 8. maximum number of offspring that each member of a population can produce______ 9. a reduction in population size caused by a natural disaster______10. the location where an organism lives MULTIPLE CHOICE - In the space provided, write the letter of the term or phrase that best completes each statement or best answers each question. ______11. A territory isa. a place where one animal lives.b. a place where people eat.c. an area defended by one or more individuals.d. a place for sleeping. ______12. Which of the following is an example of a parasite?a. worm in your intestine c. bee stinger in your armb. a lion hunting zebras d. honeybee on a flower ______13. Bacteria in your intestines are an example of mutualism if theya. make you sick.b. have no effect on you.c. are destroyed by digestive juices.d. help you break down food. ______14. Predators ____________ kill their prey.a. always c. neverb. usually d. try not to ______15. What property of a population may be described as even, clumped, or random?a. dispersion c. sizeb. density d. growth rate ______16. What can occur if a population has plenty of food and space, and has no competition or predators?a. reduction of carrying capacity c. zero population growthb. exponential growth d. coevolution ______17. A grizzly bear can be all of the following exceptaa. parasite. c. mutualist.b. competitor. d. predator. ______18. The “co-” in coevolution meansa. apart. c. two.b. together. d. predator-prey. ______19. Which of the following has the greatest effect on reproductive potential?a. producing more offspring at a timeb. reproducing more oftenc. having a longer life spand. reproducing earlier in life ______20. Members of a species may compete with one another fora. running faster. c. giving birth.b. social dominance. d. mutualism. ______21. A robin that does not affect the tree in which it nests is an example ofa. parasitism. c. mutualism.b. commensalism. d. predation. ______22. Two species can be indirect competitors for food if theya. use the same food source at different times.b. have different food sources.c. fight over food.d. eat together peacefully.
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