Ecologist Robert MacArthur Observed That Five Species of Similar Warblers

question 29

Multiple Choice

Ecologist Robert MacArthur observed that five species of similar warblers coexisted on spruce trees because they

• A)ate different kinds of insects.
• B)cooperated in their foraging habits.
• C)foraged in different places of the tree canopy.
• D)were actually subspecies of the same species.
• E)were kept below the carrying capacity by predators.

---

Definitions:

Activity-based Costing

An accounting method that assigns costs to products based on the activities performed in producing that product, providing more accurate product costing.

Second-stage Allocation

In cost accounting, this is the process of allocating service department costs to producing departments based on relevant measures.

Activity-based Costing

A costing method that assigns overhead and indirect costs to specific products or projects based on their use of activities, leading to more accurate product costing.

Profitable Products

Products that generate more revenue than the costs involved in their creation, marketing, and distribution.