Ecosystem

What is the biosphere?

• Complex web of interconnected ecosystems

• a community of living organisms in an area interacting with their environment

• the one way movement of energy and the cyclic movement of nutrients

• number of different plants and animals

What is an ecosystem?

• Number of different plant and animals in an ecosystem

• carbon, nitrogen, sulfur, phosphorus

• community of living organisms in an area interacting with their enviornment

• the one way movement of energy and the cyclic movements

what is a biosphere?

• The biosphere is a man-made structure in space.
• The biosphere is the global sum of all ecosystems on Earth.
• The biosphere refers to the study of rocks and minerals.
• The biosphere is a type of computer software.

All ecosystems depend on which two things

• flora and fauna
• the one way movement of energy and the cyclic movement of nutrients

• living and non-living components
• litter, greenhouse gases, pollution

True or false: in regards to the sun, energy flows are a one-way relationship

• True

• False

What is the best definition of biomass?

• A type of solar energy
• A form of wind power
• A method of geothermal heating
• Any plant or living thing

What are biomes?

• Biomes are large geographical areas with similar climate, flora, and fauna.
• Biomes are fictional concepts with no real-world relevance.
• Biomes are man-made structures used for agricultural purposes.
• Biomes are small geographical areas with diverse climate, flora, and fauna.

highly productive ecosystems are most likely found in which type of ecosystem

• Deserts
• Tropics
• Poles
• Mountains

carbon, oxygen, nitrogen, sulfur, and phosphorus are all considered what?

• Compounds
• Metals
• Gases
• Nutrients, chemical elements

Which of the following is a primary producer in an ecosystem?

• Herbivores

• Carnivores

• Plants

• Decomposers