Environmental Science - Ch 4 Ecosystems/Evolution/Kingdoms

A plants leaves die and fall to the ground each winter, are the leaves biotic or abiotic?

• biotic

• abiotic

Is the Sun biotic or abiotic

• biotic

• abiotic

an organism that performs photosynthesis is called a

• consumer

• producer

• decomposer

• heterotroph

What is an ecosystem?

• All of the living things in area

• All of the living and nonliving things in an area and their interactions

• All of the non-living things in an area

• Only one specific type of organism in an area

Which of the following is not a living thing that can be found in an ecosystem?

• Plants

• Animals

• Air

• People

Which of the following is not an ecosystem?

• Savanna

• Rain Forest

• Land

• Polar

Based on the picture in the previous slide, what do you think the definition of population is?

• The organisms of the same species that live in the same place

• All of the different populations of organisms that live in the same place at the same time together

• The organisms of the same species that live in different places

Based on the picture, what do you think the definition of community is?

• The organisms of the same species that live in the same place

• All of the different populations of organisms that live in the same place at the same time together

• The organisms of the same species that live in different places

• All of the different populations of organisms that live in the different places

What is a non-living thing that was pictured in the ecosystem on the previous slide?

• Giraffe

• Water

• Zebra

• Tree

Identify a population from the polar ecosystem

• Polar bears, fish, and seals

• Polar bears

• Seals and fish

• Fish, birds, and water