Environments- Third Grade

What need for a turtle should be added to the list shown here?

• Snow to fall on it

• Trees for it to climb

• Predators to hunt it

• Air for it to breathe

Tags

NGSS.3-LS2-1

Lack of rainfall caused a river to dry up. This river is where salmon lay their eggs. All of the following are likely results of this environmental change EXCEPT-

• The salmon population will decrease

• predators that hunt on salmon will hunt elsewhere

• there will be more plants that live in water

• other animals that live in the river will leave

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Flooding in an area will have the most harmful effect on which organisms?

• flying insects that eat leaves

• fish that live in fresh water

• plants that live at the bottom of a lake

• birds that nest on the ground

Answer explanation

if birds nest on the ground, a flooding would destroy their nests.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A fox is a predator which hunts small animals. The habitat that meets its needs is one that has-

• Heavy rains during some seasons

• a large population of mice

• extreme cold temperatures

• One thousand bags of Takis

Tags

NGSS.MS-LS2-1

Some plants grow best in damp environments. During a severe drought, these plants will most likely-

• perish

• move

• grow

• thrive

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5

The table shows the basic needs of a robin. Which environmental change would be harmful to the survival of a robin?

• Prairie dogs digging tunnels in the ground

• Beavers building dams across streams.

• Humans clearing forests to build houses.

• Ants building large anthills in a schoolyard.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

How might cutting down the trees in a forest environment affect the animals that live there?

• The animals will move underground to find what they need.

• Animals that cannot find what they need will move.

• All of the animals in the forest will perish in a short period of time.

• Most animals will eat different kinds of food in order to survive.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-2

When a hurricane comes ashore, it brings large amounts of salt water with it. How might this affect the organisms in fresh water environments?

• Organisms that cannot survive in salty water will perish

• Animals in this environment will begin to thrive

• The number of organisms in the environment will increase

• The plants in the fresh water will move to a new location.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-2

Frogs often live in freshwater ponds where they feed on insects and lay their eggs in the water. Sometimes they are eaten by snakes. Frogs would leave the area if -

 

• there was a little more rain.

• the water in the pond dried up.

• the snakes all died out.

• there were more insects.

   

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

All of the following are changes to an environment that could help an animal thrive EXCEPT-

• more of the kind of plants the animal eats.

   

• less rain during the spring and summer.

• removal of animals that eat the same food

• fewer predators that eat the animal.

   

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5