Ecosystems

_________ break down the remains of dead organisms and add nutrients to the soil.

• producers

• decomposers

• consumers

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

• producers

• consumers

• decomposers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

__________ are organisms that eat plants and animals.

• consumers

• producers

• decomposers

Which ones are decomposers?

• fungi

• bacteria

• grass

• mushrooms

Tags

NGSS.MS-LS2-3

Which ones are consumers?

• vegetarians

• omnivores

• carnivores

• herbivores

Which are producers?

• trees

• mosses

• algae

• sun

Tags

NGSS.MS-LS2-3

Which sequence correctly shows how energy flows among these four organisms?

• grass-rabbit-fox-hawk

• grass-fox-rabbit-hawk

• hawk-grass-rabbit-fox

• fox-hawk-grass-rabbit

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which organism is responsible for changing the sun's energy into food energy?

• beaver

• grass

• frog

• human

Tags

NGSS.MS-LS1-6

A neighbor has built a new wooden fence between your yard and his. Some of your plants are dying. Predict which of the following could be a reason.

• it has decreased the amount of water the plants receive

• it has decreased the amount of sunlight the plants receive

• It allows more animals to eat the plants.

• The plants are extinct.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5

What is shown in the picture?

• food chain

• food web

Tags

NGSS.MS-LS2-3