Ecology Levels of Organization

The smallest unit of life that can sustain itself is called...

• an organism.
• the biosphere.
• a population.
• a community.

What is it called when a group of the same organisms living together in the same place at the same time?

• An organism
• A population
• A community
• A biome

What are groups of different populations living togther in the same place at the same time called?

• An organism
• A population
• A community
• A biosphere

What is it called when you have groups of different populations along with their abiotic factors?

• An organism
• A population
• A community
• An ecosystem

When all the ecosystems on Earth are combined it is called...

• a community.
• a biome.
• a biosphere.
• an Earthsphere.

The temperate decisuous forest, the tropical rain forest, the desert, and the tundra are all examples of...

• the biopshere.
• biomes.
• ecosystems.
• communities.

A duck, a dragonfly, a morel mushroom and a bobcat are all examples of...

• organisms.
• populations.
• communties.
• ecosystems.

Andrea is on the grils cross country tream. She is heading out for a run when she comes across 20 Canadian geese.  What level of organization is this group of Canadian geese?

• organism
• population
• community
• biome

What is a group of ecosystems that share similar climates and types of organisms called?

• A community
• A biome
• An ecosystem
• A biosphere

Antonio and Javier are astronauts in space looking back at Earth and discussing how all the life on Earth interacts with each other as well as the nonliving things. What level of organization are they discussing?

• A community
• A biome
• An ecosystem
• A biosphere