Ecosystems CFA

What is the process called where producers make their own food using sunlight, water, and carbon dioxide?

• Photosynthesis

• Respiration

• Digestion

• Decomposition

Which of the following is a producer in an ecosystem?

• Lion

• Oak Tree

• Eagle

• Shark

What do producers need from the sun to make their own food?

• Heat

• Light

• Sound

• Wind

Which of the following is NOT needed by producers to make their own food?

• Sunlight

• Water

• Carbon Dioxide

• Oxygen

In the process of making their own food, what gas is taken in by producers?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

What is the main product that serves as food for the plant when it makes its own food?

• Oxygen

• Sugars

• Water

• Carbon Dioxide

How does the process of making their own food contribute to the cycling of matter in an ecosystem?

• By producing oxygen and sugars

• By consuming oxygen and producing carbon dioxide

• By breaking down dead organisms

• By absorbing nutrients from the soil

Which part of the plant is primarily responsible for capturing sunlight?

• Roots

• Stem

• Leaves

• Flowers

What role do producers play in an ecosystem?

• They decompose dead organisms

• They provide energy for other organisms

• They consume other animals

• They compete with other producers

Which of the following best describes the cycling of matter in an ecosystem?

• Matter is created and destroyed

• Matter is constantly recycled

• Matter is only used once

• Matter is not important