Ecology Review

Choose 1 of the 5 levels of ecosystem classification:

• biodiversity
• invasive species
• ecosystem
• boreal forest

What are living things in an organism's environment?

• abiotic factors
• biodiversity
• biotic factors
• 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.

Jacob is going out to his grandparents farm.  On the farm is a stream that he likes to fish at. When he is fishing he sees many different species of fish as well as maple and oak trees and dragonflies.  What Jacob is seeing is an example of what level of organization?

• organism
• population
• community
• ecosystem

How do plants get the nitrogen they need?

• from the air
• from the soil or water in which they live
• from the Sun
• from broken-down rocks

Photosynthesis

• absorbs CO2
• releases CO2

Respiration

• absorbs CO2
• releases CO2