Ecosystems~

What is an ecosystem?

• A large grouping of plants

• All living & nonliving things in an area

• A combination of plants & animals living together

• All the nonliving things in an area

What is a habitat?

• A place where an organism lives

• A place consisting of solely nonliving objects

• A place that gives everything an organism needs to live

• A place with nothing, living nor nonliving, in it

What do ecosystems have?

• Abiotic Factors

• Rocks & Earth

• Biotic Factors

• Just Abiotic Factors

Which three are true?

• Ecosystems can be large or small.

• Ecosystems must be aboveground.

• Ecosystems contain biotic & abiotic factors.

• Habitats contain air, water, food, & shelter.

• All habitats are stable.

Which of the following are abiotic factors?

• Fern

• Water

• Air

• Food

• Sunlight

Which of the following are biotic factors?

• Fish

• Sand

• Temperature

• Coral

What is a population?

• A group of plants in one place at once.

• A group of organisms at any time anywhere.

• A group of organisms of one species that live in one area at once.

What is a community?

• A collection of different ecosystems in an area.

• The total collection of ecosystems around the world.

• The total collection of abiotc factors in an area.

• The collection of populations in an area.

How are the traits of organisms living in a desert similar to the traits of organisms living in a tundra?

• Both tolorate sand.

• Both have thick coats.

• Both have little need for water.

• Both have water-storing plants.

How are the tropical rainforest and mixed-forest ecosystems alike?

• Both have large trees.

• Both have small shrubs.

• Both have the same kinds of birds.

• Both have the same kind of locations.