Food Chains

What is a food chain?

• A chain made of food
• A chain that connects different food groups
• A chain that transfers energy from one organism to another
• A chain that connects different ecosystems

What are the components of a food chain?

• Rocks and water
• Plants and animals
• Clouds and sunlight
• Books and pencils

What do plants remove from the air?

• Habitat
• Food
• Oxygen
• Greenhouse gas

How is energy transferred in a food chain?

• Through decomposition
• Through respiration
• Through consumption of other organisms
• Through photosynthesis

What is the process of energy transfer in a food chain?

• Digestion
• Reproduction
• Photosynthesis
• Respiration

How many levels can a food chain have?

• 3
• 1
• 4
• 2

How are energy and organic compounds transferred in a food chain?

• Through decomposition
• Through respiration
• Through photosynthesis
• Through consumption of other organisms

Why is it important to understand how the food chain works?

• To know how to cook different foods
• To know how energy is transferred in an ecosystem
• To know what plants need to survive
• To know what animals eat

What is the importance of plants in the food chain?

• To provide habitat
• To provide oxygen
• To remove greenhouse gas
• To supply food

What are the roles of primary producers, primary consumers, and secondary consumers in a food chain?

• Primary producers convert sunlight into energy, primary consumers eat other organisms, secondary consumers break down dead organisms
• Primary producers eat other organisms, primary consumers convert sunlight into energy, secondary consumers eat primary consumers
• Primary producers break down dead organisms, primary consumers convert sunlight into energy, secondary consumers eat primary consumers
• Primary producers convert sunlight into energy, primary consumers eat other organisms, secondary consumers eat primary consumers