Directions: The table below shows several organisms and their food sources. Use the table to answer any questions that follow.
Organism Food Source
Wolf Beavers and moose
Moose Trees (leaves)
Beaver Trees (bark)
Earthworm Organic matter
Tree Makes its own food
Which of the following would initially occur if all the trees disappeared?
a
The number of earthworms would decline as the total amount of available organic matter would increase.
b
The number of beavers would decline due to the loss of their primary food source.
c
The number of wolves would immediately decline, as trees are their primary shelter.
d
The number of beaver would increase, as they would no longer compete with moose for food resources.