Ecology Lesson 3

What is an ecosystem?

• A single plant or animal

• A community of plants and animals interacting with one another and their physical environments

• A type of weather pattern

• A large body of water

Which of the following is an example of a habitat?

• A tree

• A cloud

• A car

• A book

How does the diversity of plant and animal life in an ecosystem impact food chains?

• It reduces the number of food chains

• It creates a greater number of possibilities of energy interactions

• It has no impact on food chains

• It makes food chains simpler

What happens in a food chain?

• Animals play games

• One living thing serves as a food source for another living thing

• Plants grow without sunlight

• Water evaporates

How would you describe a food web?

• A single line of animals eating each other

• Multiple, interconnected food chains that overlap and form complicated patterns

• A web made by spiders

• A type of plant

In an energy pyramid, where are producers placed?

• At the top

• In the middle

• At the bottom

• They are not part of the pyramid

Identify a consumer from the Everglades ecosystem.

• Cactus

• Tadpole

• Rock

• Water

Why is the canopy of trees in the Amazon Rainforest necessary for food webs to thrive?

• It provides homes and shade to many animals

• It blocks sunlight from reaching the ground

• It makes the forest look pretty

• It prevents rain from falling

How does a consumer rely on a producer in an ecosystem?

• Consumers make their own food

• Consumers depend on producers for their energy

• Consumers do not need producers

• Consumers and producers are the same

What role do decomposers play in a food chain?

• They create new plants

• They break down dead animals and plants

• They are at the top of the food chain

• They produce energy from the sun