Organisms and Their Environments

Some beetles break down the remains of dead animals. Some mushrooms break down the remains of dead trees. How do these actions most benefit plants? (5.9A)

• By returning nutrients to the soil

• By releasing oxygen into the air

• By making space for new animals

• By decreasing the population of herbivores

Tags

NGSS.MS-LS2-3

A teacher is setting up the terrarium shown below in a science classroom. Which of these organisms is best suited for the terrarium? (3.9A)

• Blue jay

• Lobster

• Snail

• Water lily

Tags

NGSS.MS-LS2-1

Some facts about birds called cattle egrets are listed in the table. Which of these facts best describes how these birds depend on other animals to survive? (5.9A)

• Fact 1

• Fact 2

• Fact 3

• Fact 4

Tags

NGSS.3-LS2-1

The table lists ways that four organisms obtain energy. Which organism obtains energy without depending on another organism? (5.9A)

• Oak tree

• Mushroom

• Cottontail rabbit

• Mountain lion

Tags

NGSS.MS-LS1-6

Which of these is an example of one living thing depending on another living thing?

• Cat walking on the sand

• Bird building a nest in a tree

• Dog warming in the sunlight

• Squirrel drinking water

Tags

NGSS.MS-LS2-2

All of the following are examples of living things interacting with each other EXCEPT —

• birds preying on insects living in the grass

• squirrels spreading the seeds of trees by burying them

• frogs sleeping in the mud at the bottom of the pond

• fish eating plants and other smaller fish

Tags

NGSS.MS-LS2-2

Another word for a living thing is a:

• animal

• organism

• plant

• community

Which example shows a relationship between a living thing and a non-living thing?

• An insect is food for salmon.
• Water carries a rock downstream.
• A tree gets nutrients from the soil.
• A flower makes food for a butterfly.

Tags

NGSS.MS-LS2-3

What is the original source of Energy in a food web?

• Decomposers (Bacteria and Fungi)

• Producers (Plants)

• Consumers (Animals)

• Sun

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following gets it's energy directly from a producer?

• Sun

• Plants

• Deer

• Snake

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6