Limiting Factors
Characteristics of Ecosystems
Biotic and Abiotic Factors
Ecosystem Variety
Types of Ecosystems
100


A living or nonliving part of an ecosystem whose availability limits the size of a population.

What is a limiting factor?

100

A goose is a single one of these.

What is an organism?

100

The living parts of an ecosystem

What are biotic factors?

100

living in the same area.

belonging to the same species.

 

What are two characteristics of a group of animals or plants that make it a population?

100

Ecosystems made up of tide pools, and are found in water.

What are aquatic ecosystems?

200

A period of very little rain has led to a decrease in a meadow's grass population

What is water?

200

A group of individuals of the same species living together in the same area at the same time. For example, a flock of geese.

What is a population?

200

The nonliving of an ecosystem 

What are abiotic factors?

200

Many colorful living things make up this

What is a tide pool ecosystem?

200

 They exist in saltwater.

What is Marine Ecosystem?

300

 A chipmunk population increases during a season in which oak trees produce more acorns than usual.

What is food?

300

 When geese interact with the deer, plants, and other living organisms within this.

What is a community?

300

Soil, Air, Water



What are abiotic factors of ecology?

300

it gets less than 5 inches of rain each year.

What is a desert ecosystem

300

Ecosystems are shaped by the size, depth, and speed of the water.

What are freshwater ecosystems?

400

So many plants grow in the rain forest that the soil there has very few nutrients left in it.

What is soil quality?

400

 When organisms live together in two types of groups: populations and communities.

What is an ecosystem?

400

Animals and Plants


What are biotic factors of an ecosystem?

400

This has soil that is rich in nutrients. It also receives regular rainfall.

What is the forest ecosystem?

400

Ecosystem that receives the least sunlight.

What is the deep ocean?

500

So many plants grow in the rain forest that the soil there has very few nutrients left in it.

What are nesting sites?

500

It provides energy directly to organisms that use photosynthesis.

It affects how much food is available for organisms that eat plants.

What is sunlight?

500

Factors that shape terrestrial ecosystems include temperature, rainfall, and the richness of the soil.

What are abiotic factors?

500

 Ecosystems, such as deserts and forests, are found on land.

What are terrestrial ecosystems?

500

An estuary is a body of water that is partly enclosed by land.

 What is an aquatic ecosystem?