Environmental Changes

Plants bending toward a window to get closer to the sun is ___________________.

• phototropism

• gravitropism

• thigmotropism

• chemitropism

Which type of seasonal change reduces the need an animal has food when resources limited in the winter?

• resist

• migration

• tropism

• hibernation

Which of the following is an example of long term environmental conditions changing?

• Polar bears hibernating in the winter.

• Cooler temperatures force birds to permanently move farther farther south.

• Flowers going dormant.

• No answer text provided.

A grassland is experiencing a drought. As a consequence, the mice population has decreased. What will a mice-eating mammal most likely do in response to this?

• begin hibernation

• stop hunting until it rains

• migrate to a new area to find food

• increase their population by having more babies

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A pond ecosystem is experiencing eutrophication, which is harming the water. Which population is the most in danger from this change?

• frog

• fish

• bird

• snake

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Eutrophication causes an increased amount of algae to build up in a lake which leads to more bacteria in the water. What will this cause?

• decrease in oxygen levels

• increase in water temperatures

• removal of minerals

• reduction of runoff

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is a possible cause for the number of dear to change between 1940-1950?

• More grass grew in the summer

• Loss of a natural predator

• Severe drought on the tundra

• increased number of babies born

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Bats are active at night to avoid competition with other flying animals for insects. Animals that are active at night and sleep during the day are called _________?

• hibernating animals

• diurnal animals

• nocturnal animals

• herbivores

Select the answers that are methods of adapting to seasonal changes in the environment.

• migration, hibernation, dormancy

• producing food, dormancy, hibernation

• producing energy, producing food, dormancy

• hibernation, producing energy, migration

• dormancy, hibernation, producing energy

Which is an example of a natural disaster that would threaten the survival of plants and animals in Virginia?

• hurricane in August

• snow in February

• hot temperatures in July

• rain in April

Tags

NGSS.MS-ESS3-2