Question 4The portion of Earth that supports all life is called the:biosphereecosystembiomehabitat

Breakdown the Problem

To determine what part of Earth supports all life, we need to analyze the terms given in the options: biosphere, ecosystem, biome, and habitat.

Relevant Concepts

1. Biosphere: Refers to the global sum of all ecosystems, emphasizing the zones of life on Earth.
2. Ecosystem: This encompasses a community of living organisms and their interactions with the non-living components of their environment.
3. Biome: A large geographical biotic unit, a major community classified according to the predominant vegetation and characterized by adaptations of organisms to that particular environment.
4. Habitat: The natural environment in which an organism lives, which can be part of an ecosystem.

Analysis and Detail

1. The biosphere is the broadest term, which includes all ecosystems and environments where life exists.
2. An ecosystem is more specific to a particular area where living and non-living factors interact.
3. A biome refers to larger ecological areas on the globe, categorized by climate and plant communities.
4. A habitat is specific to the living conditions for individual organisms or species.

Verify and Summarize

• Out of all the options provided, the biosphere accurately describes the overall portion of Earth that supports all life, as it includes all ecosystems where living beings thrive.

Final Answer

The portion of Earth that supports all life is called the biosphere.