The most stable predator-prey relationships typically involve communities in which there are
A) many prey species and several natural predators.
B) many species of carnivores eating each other.
C) only bottom-up population regulation.
D) only top-down population regulation.
A
You might also like to view...
A sheet of paper can be withdrawn from under a container of milk without toppling it if the paper is jerked quickly. This best demonstrates that
A) the milk carton has no acceleration. B) there is an action-reaction pair of forces. C) gravity tends to hold the milk carton secure. D) the milk carton has inertia. E) none of the above
Heat transfer through fluid mixing is called ________
Fill in the blank(s) with the appropriate word(s).
Which of the following locations would contain large, angular rocks that broke away from bedrock and moved downhill?
A. location 1, along the margins of a glacier B. location 2, along a steep mountain front C. location 3, in sand dunes D. location 4, along a beach E. location 5, on a relatively deep seafloor
The kind of inversion that is caused by air from aloft descending and warming over cooler air is called a(n)____________________ inversion
Fill in the blank(s) with correct word