Unit 2 Lesson 3 Quiz

What is a producer?

• An organism that uses energy from the Sun to make its own food

• An organism that eats other organisms

• An organism that breaks down dead material

• An organism that eats both plants and animals

Which of the following is an example of a decomposer?

• Plants

• Algae

• Mushrooms

• Herbivores

What do herbivores eat?

• Only plants

• Only animals

• Both plants and animals

• Dead material

What is a food chain?

• A group of food chains within an ecosystem

• The path that energy and nutrients follow in an ecosystem

• An organism that uses energy from the Sun

• A type of consumer

What is the source of all energy in a food chain?

• The Moon

• The Earth

• The Sun

• The Ocean

What role do decomposers play in a food chain?

• They produce energy for plants.

• They help to break down plant and animal materials.

• They provide warmth to animals.

• They are predators of small animals.

What types of energy are included in an ecosystem?

• Growth, motion, body repair, and warmth.

• Light, sound, electricity, and magnetism.

• Photosynthesis, respiration, digestion, and circulation.

• Speed, strength, flexibility, and endurance.

Which of the following is a producer?

• Plants

• Bacteria

• Algae

• All of the above

Organisms that cannot make their own food are called…

• Consumers

• Producer

• Decomposer

• Heterotroph

What do carnivores eat?

• Other animals

• Only plants

• Both plants and animals

• None of the above