In an ecosystem where most flowers are long and bell-shaped, there are two varieties of hummingbird: birds with short beaks and birds with long beaks. What is the most likely hummingbird population composition? (1 point)
Responses
only long-beaked hummingbirds
only long-beaked hummingbirds
more short-beaked hummingbirds
more short-beaked hummingbirds
only short-beaked hummingbirds
only short-beaked hummingbirds
more long-beaked hummingbirds
more long-beaked hummingbirds
In an ecosystem, the average temperature increases, causing a shorter winter. There are two varieties of rabbits in this area, white-furred rabbits and brown-furred rabbits. Which scenario is most likely? (1 point)
Responses
The proportion of white-furred rabbits in the population increases.
The proportion of white-furred rabbits in the population increases.
The proportion of white-furred rabbits in the population declines.
The proportion of white-furred rabbits in the population declines.
Both white- and brown-furred rabbits increase.
Both white- and brown-furred rabbits increase.
Both white- and brown-furred rabbits decline.