Introduction to Ecology

Complete the questions below. Ensure you check your spelling. 1. What is Ecology?

• The study of how organisms interact with each other and their physical environment

• The study of the importance of different ecosystems

• The study of all known living organisms

Is the sun an abiotic or biotic factor?

• Abiotic

• Biotic

A plant is an autotroph it is also called?

• Heterotroph

• Consumer

• Producer

Which of these descriptions is for the term "community"?

• All of the populations of different species in a given area at a given time.

• All of the ecosystems in the world.

• All of the populations in a given area, their physical environment and the influence of abiotic factors.

Which ecological level of organization is shown in the image above?

• Biome

• Community

• Ecosystem

A lion that eats a zebra, that eats grass is a …

• Producer

• Secondary Consumer

• Primary Consumer

As nutritional energy passes through (up) the food chain, energy is

• Lost by 10%

• Gained by 10%

• Lost by 100%

Identify scenario as primary or secondary succession A forest is established and a fire destroys acres of land. The soil still contains nutrients it needs to grow in 150 years.

• Primary Succession

• Secondary Succession

Please choose all the examples of limiting factors

• Water

• Food

• Space

• All of the above

Biodiversity is the variety of living organisms in an area. Where is the most biodiversity found?

• Near the equator

• Above the equator

• Below the equator