14) A population of sheep growing logistically: A) will eventually reach carrying its carrying capacity; B) grows discontinuously; C) does not have overlapping generations; D) will never reach carrying capacity; E) probably smells truly awful
15) Organisms that produce a ___________ number of offspring typically produce __________-sized offspring: A) smaller, smaller; B) smaller, larger; C) larger, larger; D) A and C; E) B and C
19) A population that has an r of 1.0 is: A) stable; B) increasing in size; C) decreasing in size
20) A population that has an R0 of 1.0 is: A) stable; B) increasing in size; C) decreasing in size
21) Which of the following would be considered to be a population? A) all the individuals of the genus Rana in an area; B) all the individuals of the species Rana pipiens in an area; C) all the adults of the species Rana pipiens in an area; D) all the animals in a given area
36) Which of the following is NOT an outcome when predators and prey interact: A) both predator and prey populations go extinct; B) prey population goes extinct and predator population grows ; C) predator and prey populations coexist; D) both predator and prey populations oscillate; E) predator population goes extinct and prey population grows
39) When light strikes an autotroph, which of the following can happen: A) absorption; B) reflection; C) transmittance; D) all of the above; E) none of the above
40) Keystone species generally: A) have low biomass; B) have low impact on the community; C) are easy to detect at first glance; D) have no impact on the community when removed; E) A and C
41) Food webs that are controlled by nutrients can also be described as: A) top-down controlled; B) bottom-up controlled; C) Both bottom-up and top-down controlled; D) all of the above; E) none of the above
45) One of the four predictions of the equilibrium theory of island biogeography is: A) the number of species on an island is highly variable; B) small, far islands have the highest number of species; C) the larger the island, the more species will be present; D) the smaller the island, the more species will be present; E) the further an island is from a mainland, the more species will be present on the island
48) Gross primary production: A) is the fraction of primary production available to heterotrophs; B) is the initial amount of carbon and energy fixed by plants; C) includes respiration of plants; D) A and C; E) A and B
49) A climax community in ecology is characterized by: A) a group of species that will remain relatively stable; B) a group of pioneer species; C) volcanic eruption; D) abandoned fields; E) a group of pioneer communities