Fourth Grade Eco System

What breaks down the remains of dead organisms and adds nutrients to the soil?

• Producers

• Consumers

• Decomposers

• The Sun

Tags

NGSS.MS-LS2-3

Who can make their own food through a process known as photosynthesis after receiving energy from the sun?

• Producers

• Consumers

• Decomposers

• The sun

Tags

NGSS.MS-LS1-6

What organisms eat plants and animals to gain energy?

• Producers

• Consumers

• Decomposers

• The sun

Tags

NGSS.MS-LS2-2

Which of these is not a decomposer?

• Mushroom

• Fungi

• Bacteria

• Lion

Which of these is not a consumer?

• Tiger

• Squirrel

• Fish

• Apple Tree

Which of these is not a producer?

• Tree

• Flower

• Grass

• Bird

Tags

NGSS.MS-LS1-6

Which of these organisms is responsible for changing the sun's energy into food?

• Tree

• Human

• Dog

• Hippo

Tags

NGSS.MS-LS1-6

Which of these shows how energy flows among the animals?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A neighbor has built a house beside your house. Some of your plants are dying. Predict which of the following could be a reason?

• The plants are extinct.

• The house allows more animals to eat the plants.

• The house has decreased the amount of sunlight the plants receive.

• The house has decreased the amount of water the plants receive.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is this?

• Food Web

• Food Chain

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3