Biology help.?

35 Wind may affect ______.

a) rates of water loss
b) pollen dispersal
c) patterns of plant growth
d) all of these

43 Why might introduced species flourish in their nonnative habitat?

a) Nonnative species are usually larger than native species.
b) The nonnative habitat may lack predators that recognize the introduced species as prey.
c) The nonnative habitat may lack species that compete with the introduced species.
d) The nonnative species may quickly evolve mutualistic relationships with native pathogens.

47 Which of these factors operates in a density-dependent manner?

a) hurricane
b) food supply
c) volcanic eruption
d) flood

49 A movement corridor ?

a) is the path most commonly used by an animal within its home range
b) unites otherwise isolated patches of quality habitat for a species
c) is always some natural component of the environment
d) is always beneficial to a species

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