Ecosystems

Which level of organization does the group pictured represent?

• a community

• a population

• an organism

• an ecosystem

What is the smallest level of organization within an ecosystem?

• population

• community

• ecosystem

• organism

Which of the examples below describe the level of organization within an ecosystem that is the smallest?

• A kangaroo jumping around

• A kangaroo, ants, lizard, a tree, and a bird

• a group of kangaroos

• a kangaroo, ants, a lizard, a bird, the sun, and the soil

What is an example of an ecosystem?

• a deer

• a group of deers, the sun, rabbits, the lake, the soil, a bird, a tree

• a group of deers

• a group of deers, rabbits, a bird, and a tree

A student makes the following observations:

*trees

*plants

*mosquitos

*sharks

*manatees

*lake

*sun

*63 degrees

*rainy

What is the level of organization they observed?

• organism

• Community

• ecosystem

• population

Which of the following groups are abiotic?

• bird, fish, tree, frog

• shark, manatee, fly, lizard

• water, shark, tree, soil

• water, sun, 98 degrees, soil

What is an ecosystem?

• A group of animals that are the same species.
• Soil, water, air and sunlight
• All the living and non living things that interact in an area.
• North America

What is the name for all the animals of the same species living in an ecosystem?

• Population
• Community

What is the name for all the living things in an ecosystem?

• Population
• Community

Which is an abiotic factor that would affect the growth of a population within an ecosystem?

• the availability of water
• the availability of producers
• the type of herbivores present
• the number of carnivores present