Ecosystems Check In

What is the main source of energy in an ecosystem?

• The moon
• The soil
• The sun
• The wind

Which of these can make their own food using sunlight?

• Consumers
• Producers
• Carnivores
• Herbivores

In a food chain, what happens to energy as it moves from one level to the next?

• Energy increases
• Energy stays the same
• Energy decreases
• Energy disappears completely

What is an organism called that eats both plants and animals?

• Omnivore
• Herbivore
• Carnivore
• Producer

Which of these is a nonliving part of an ecosystem?

• Trees
• Birds
• Air
• Grass

What is a food web?

• A spider's web
• A single path of energy flow
• Many connected food chains
• A net used to catch food

Which type of consumer eats only plants?

• Carnivore
• Decomposer
• Herbivore
• Omnivore

What process do plants use to make their own food?

• Digestion
• Photosynthesis
• Hibernation
• Respiration

In an energy pyramid, which level has the most energy?

• Secondary consumers
• Primary consumers
• Producers
• Tertiary consumers

What is a habitat?

• A type of plant
• small area where an organism lives within an environment
• A kind of weather
• A group of predators