Exam 53: The Physical Environment and Biogeography of Life

Refer to the diagram below. According to the diagram, greenhouse gases maintain a temperature high enough to support life on Earth by affecting which aspect of heat radiation?

The biome characterized in some areas by coniferous trees, which can include massive redwoods and giant sequoias, is the

A group of scientists wants to study the impact of climate change on ecosystems at various locations around the world.They analyze worldwide wind, temperature, and precipitation patterns and correlate these patterns to the productivity of the various ecosystems.They are working at which level of organization?

Which topic is more closely aligned with environmentalism than ecology?

Ocean currents influence all of the following conditions except

Refer to the figure below. What type of biome is represented by the data?

What effect does clearcutting in the Amazon rainforest have on the rainforest ecosystem?

The classification of biomes, such as the desert biome, is represented at what spatial scale?

The long-term average of atmospheric conditions and the extent to which they vary in a region is known as _______.

Describe the interconnection of different spatial and temporal scales of species diversity, giving an example of each level of scale.

Refer to the figure below. The biome represented by the red areas is likely to have what temperature and precipitation characteristics?

Which gas is not considered to be a greenhouse gas?

Biogeographers are studying two similar tree species to determine what processes led to the formation of these species.They might conclude that speciation began due to the process of vicariance if

Refer to the figure, showing ocean surface currents in the Pacific Ocean. Based on what you know about prevailing winds, which statement correctly defines the winds causing currents 1 and 2?

A region of the ocean is characterized by ecosystems such as coral reefs and seagrass beds, which remain submerged and contain organisms that attach to the bottom and undergo photosynthesis.This region would be found in the zone called the

The speed of Earth's east-to-west rotation varies with latitude.This determines Earth's wind and ocean currents by creating the process known as the _______ effect.

As global warming progresses, plants and animals move their ranges northward.This suggests that the southern boundary of the tundra biome will most likely become

An ecologist studies a community of organisms, and then expands her study by considering the climate, soil, and water in which the organisms live.She has changed a community study into an ecosystem study by including _______ components.

Early explorers such as Darwin, Wallace, and Humboldt analyzed species diversity along their journeys by comparing each region's diversity with the species diversity

Which is an accurate statement regarding the global distribution of terrestrial biomes?