Food Chains and Ecosystems Review

Tertiary consumers are the ______________ level of consumers in a food web pyramid.

• first

• second

• third

What makes a food chain different from a food web?

• They both show how energy is passed in a ecosystem.

• A food chain shows multiple paths of energy in an ecosystem, but a food web only shows one path of energy.

• A food web shows multiple paths of energy in an ecosystem, but a food chain only shows one path of energy.

Shows energy being passed in an ecosystem in one direction only.

• food chain

• food web

Eats only meat.

• carnivore

• herbivore

• omnivore

An organism that can make its own energy.

• consumer

• producer

Tags

NGSS.MS-LS1-6

An organism that can't make its own energy.

• consumer

• producer

Tags

NGSS.MS-LS2-3

A producer ____________________.

• Eats only plants

• Eats only meat

• Eats both plants and meat

• None of the above

All energy on Earth ultimately comes from what source?

• Water
• Sun
• Consumers
• Oxygen

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS1-6

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show what direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS2-3

What is a trophic level?

• Each level represented within a food chain or web.
• Levels of ecosystems that the world is divided into.
• Different levels of nutrients present within an organism.
• The levels of sunlight an autotroph needs to survive. 

Tags

NGSS.MS-LS2-3