Food Chains, Food Webs, Ecosystems

During a science class, Harper and Abigail are studying how different animals in a forest are connected through what they eat. What do they use to show the connection of food chains?

• Environment

• Food Web

• Ecosystems

• Populations

During a science class, William, Grace, and Jackson are discussing what provides energy to all living things in different ecosystems. What is the energy source for all ecosystems?

• Food

• Water

• Sun

• Soil

During a science class, Arjun, Ava, and Evelyn are discussing different types of living organisms. Their teacher asks, "Which of the following can fungi be?"

• herbivores

• plants

• mushrooms

• bacteria

Michael is reading about sharks for his science project. He learns that a shark eats mostly fish and smaller ocean animals. Based on this, a shark is a ...

• herbivore

• carnviore

• decomposer

• omnivore

During a nature walk, Nora and Emma notice mushrooms growing on a fallen log. They learn that an organism that breaks down dead plant and animal material into simple chemicals is called...

• omnivore

• decomposer

• herbivore

• comsumer

During a nature walk, Isla and Noah found some fallen leaves and wondered which organism breaks down dead matter. Which organism is responsible for this process?

• producers

• decomposers

• herbivores

• consumers

Elijah and Aria are studying a diagram of a food chain in their science class. The arrows in the diagram indicate the  

• 
  return of chemical substances to the environment

• order of importance of the various organisms.  

• direction of energy flow through a series of organisms

• direction in which organisms move in the environment. 

Anika, Aiden, and Avery are learning about different types of eaters in their science class. Their teacher asks them which category humans belong to.

• omnivores

• producers

• herbivores

• carnivores

Elijah sees a cow eating grass in a field near his home. The cow is a

• producer

• carnivore

• herbivore

• omnivore

During a science class, Aria observes how energy moves from the sun to grass, then to a grasshopper, a mouse, a snake, and finally to a hawk. One path that energy could take through this ecosystem is called a ________________________.

• Food Web

• Food Chain

• Abiotic Factors

• Biotic Factors