Which of the Following Best Explains Why a Given Biome

question 78

Multiple Choice

Which of the following best explains why a given biome is NOT found in each location where it could potentially exist?

• A) Ecologists are presently unable to answer this question; biomes appear to develop randomly and are based on unknown factors.
• B) Biomes consist of unique assemblages of organisms; each biome can occur at only one place on Earth.
• C) Despite the appropriate climatic conditions, soil composition may not allow the biome to develop.
• D) Where aquatic and terrestrial biomes meet, no type of biome is able to become established.

---

Definitions:

Wire Gauge

A measure of the thickness of a wire, often used in determining current capacity or electrical resistance.

Diameter

Straight line extending across the center of a circle from circumference to circumference. The diameter of a circle is two times its radius.

Potential Difference

The difference in electric potential between two points, which drives the flow of electric current in a circuit.