G3_U5L4_What happens when environments change?

What are some ways that environment can change because of natural causes? Choose all that apply.

• volcanic eruption

• beavers bulding dams

• roads and bridge construction

• dams that change the flow water

Changes in the environment by nature

• seasonal temperature changes

• vocalnic ash

• construction

• farming

Fill the blank. Humans cause changes to land by ...Choose all that apply

• building dams

• cause volcanic eruption

• buiding roads and highways

• cause flood

Fill the blank. Dams change habitats of animals that live around them. Dam also interfere with the habitats of the fish and other ... ...

• aquatic animals

• mammals

• reptiles

• amphibians

What type of change do you see? A human, land, or water change?

• water change

• land change

• human change

What type of change do you see? A human, land, or water change?

• land change

• human change

• water change

Fill the blank. Drought or lack of water causes plants to die. Less water means less food for animals. What do animals living there need to do to survive?

• attract more mates to reproduce

• search for food

• hibernate

Choose the fast changes. Choose all that apply

• Storms

• flood

• drought

• roads and highway construction

During a wildfire, some plants will die. But some pine trees have cones that open and release seeds in fire. The seeds settle on the forest floor and grow. How that organism reacts to change in the environment?

• Move to a new location

• survive and reproduce

• die

Fill the blank. A sudden change in temperature that is not seasonal could upset the nature system. Some plants will die because of ...

• Freeze that happen out of season

• Stable temperature in summer