Ecosystem Review

Which of the following organisms is a decomposer?

• flower
• mushroom
• spider
• turtle

Which of these organisms is a producer?

• Sow Bugs
• Lion
• Deer
• Grass

Which is most responsible for recycling dead plants and animals in an ecosystem?

• water
• fish
• bacteria
• insects

Rabbits eat plants and vegetables. What role do rabbits play in their environment?

• consumer
• producer
• decomposer
• predator

Mark studied a forest ecosystem. Here are a list of organisms that he observed: daffodils, hawks, berry bushes, deer, raccoons, and foxes. 
Which of the organisms are predators? 

• daffodils and berry bushes
• deer and raccoons
• deer and foxes
• hawks and foxes

What is a humans role in a food web?

• decomposer
• consumer
• producer
• scavenger 

What is the main source of energy for all organisms in most food chains?

• water
• green plants
• sunlight
• decomposers

Which organims captures the sun's energy?

• mouse
• deer
• cougar
• grasses

Here are a list of organisms : mouse, hawk, green plant, and snake.
Which of these shows the correct flow of energy through the food chain?

• mouse - hawk - green plant - snake
• green plant - hawk- mouse - snake
• green plant - mouse - snake - hawk
• mouse - snake - green plant - h

Which describes energy through this word web?

• Mice get energy from Owls.
• Mice get energy from the Green Plant.
• Green Plants get energy from rabbits and goats.
• Jackal's get energy from Lions.