Exploring Food Chains and Webs

Which organism in a food chain makes its own food using sunlight?

• Consumer

• Decomposer

• Producer

• Predator

Which of the following is an example of a producer?

• Grasshopper

• Grass

• Frog

• Snake

In the food chain: Grass → Rabbit → Fox, what is the rabbit?

• Producer

• Decomposer

• Primary Consumer

• Top Predator

In which direction does energy flow in a food chain?

• From consumers to producers

• From producers to consumers

• From decomposers to producers

• From consumers to decomposers

What is the main difference between a food chain and a food web?

• A food chain shows one path of energy flow, while a food web shows many interconnected paths

• A food web shows only one path of energy flow

• A food chain includes more organisms than a food web

• A food web only includes producers

Which of the following is an example of an abiotic factor in an ecosystem?

• Grass

• Insects

• Sunlight

• Birds

Which of the following is an example of a biotic factor in an ecosystem?

• Water

• Temperature

• Soil

• Trees

In a food web, if all the plants were removed, what would most likely happen?

• The number of consumers would increase

• The consumers would have no food and their population would decrease

• The decomposers would become producers

• Nothing would change

Which of the following correctly represents a food chain?

• Fox → Rabbit → Grass

• Grass → Rabbit → Fox

• Rabbit → Grass → Fox

• Fox → Grass → Rabbit

What do the arrows in a food chain represent?

• The direction animals move

• The flow of water in an ecosystem

• The flow of energy from one organism to another

• The size of each organism