Exam 54: Ecology and the Distribution of Life

The field of _______, whose name is derived from the Greek word for "house," is the scientific study of interactions among organisms and their physical environments.

In the Arctic tundra, water in the soil is remains frozen year-round. This soil is known as _______.

Named for the dominant trees that lose their leaves, the _______ biome usually has relatively cold winters but warm and moist summers.

The region of the ocean that lies close enough to shore to be affected by wave action is the _________ zone.

Due to its cool moist winters and very dry summers, the _______ biome is dominated by shrubs and small evergreen trees.

If the species of snail in the question above is found only on the three islands shown in the diagram, which of the following would correctly describe the endemism of this species?

The oceans can be divided into life zones even though they are all connected because

Which of the following would be considered a biotic factor in the environment?

About four million years ago, a land bridge formed between North and South America. Describe the results of the ensuing biotic interchange.

Which of the following does not influence ocean circulation patterns?