Ecosystems and Organisms

All the living and nonliving things that interact in an area make up a(n) _______.

• ecosystem

• organism

• nutrient

• environment

A(n) ________ is any organism that makes its own food.

• animal

• herbivore

• producer

• consumer

Tags

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

Sunflowers can turn their 'heads' to face the sun. Where does the energy needed to do this come from originally?

• from soil

• from air

• from sunlight

• from carbon dioxide

A lion is a(n) ________, an organism that gets food by eating other organisms.

• plant

• producer

• consumer

• herbivore

Tags

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

What is the role of a decomposer in an ecosystem?

• capture the energy of sunlight for plants to make food

• produce oxygen for plants and animals

• break down dead organisms and their wastes

• transport nutrients and other materials among organisms

Fill in the blank: In a food chain, the organism that starts the chain is called a ______.

• Consumer

• Producer

• Decomposer

• Predator

Which of the following is true about the king cobra's diet?

• It only eats plants.

• It eats a variety of consumers.

• It is a decomposer.

• It only eats producers.

Fill in the blank: In a food web, a ______ is an organism that breaks down dead material.

• Producer

• Consumer

• Decomposer

• Predator

Fill in the blank: The king cobra is a ______ because it does not eat plants.

• Herbivore

• Carnivore

• Omnivore

• Producer

In a healthy ecosystem, .

• there is one large group of a single type of organism.

• many different kinds of organisms can meet their needs.

• organisms never have to compete to use the same resources.

• there are no consumers so producers can grow without being eaten.