Interdependence and Competition in Ecosystems

Multiple Choice

Why is interdependence important for the survival of organisms in an ecosystem?

• It allows organisms to depend on each other for survival and resources.

• It causes organisms to compete for the same resources.

• It reduces biodiversity in the ecosystem.

• It prevents organisms from interacting with each other.

Multiple Choice

Which of the following is NOT a resource that organisms compete for in an ecosystem?

• Food

• Water

• Space

• Oxygen

Multiple Choice

Explain how a change in one part of the food web can affect other organisms in the ecosystem.

• Changes in the food web only affect plants, not animals.
• All organisms in the ecosystem are unaffected by changes in the food web.
• A change in one part of the food web only benefits other organisms.
• A change in one part of the food web can disrupt the balance of the ecosystem, affecting populations of other organisms and their interactions.

Multiple Select

Select all the examples that show competition in nature.

• Deer compete for grass in a forest.

• Fish rely on plankton for food in the ocean.

• Sharks compete for fish in the ocean.

• Lizards compete for insects in the desert.

Open Ended

Do you have any questions or would you like to learn more about how interdependence and competition affect ecosystems?