Ecology Lesson 2

What is a food chain?

• A list of animals that live in the same area

• A relationship of living things as food sources for other living things

• A group of animals that look similar

• A type of plant that grows in the forest

Which of the following is an example of a producer?

• A wolf

• A tree

• A mouse

• A beetle

What does it mean for organisms in an ecosystem to be interdependent?

• They live in the same place

• They depend on each other for survival

• They look similar

• They eat the same food

Which of the following best describes a food web?

• A single line of animals eating each other

• A complex, interconnected network of food chains

• A group of animals that live in the same habitat

• A type of plant that grows in the ocean

How are food chains and road systems similar?

• They both involve animals

• They are both interconnected networks

• They both require sunlight

• They both involve plants

What are the three essential parts of a food chain?

• Producers, consumers, decomposers

• Plants, animals, water

• Sunlight, soil, air

• Trees, birds, insects

Which of the following is an example of a consumer?

• Grass

• A mouse

• A mushroom

• A rock

What is the smallest number of trophic levels in a food chain?

• One

• Two

• Three

• Four

Compare and contrast herbivores and carnivores.

• Both eat plants; herbivores eat only plants, carnivores eat only animals

• Both eat animals; herbivores eat only plants, carnivores eat only animals

• Both eat plants; herbivores eat only animals, carnivores eat only plants

• Both eat animals; herbivores eat only animals, carnivores eat only plants

Are humans producers, consumers, or decomposers?

• Producers

• Consumers

• Decomposers

• None of the above