Environmental Changes

There is a lot of rain, so the grass___________will increase

Which of the following are short term environmental changes?

• Floods

• Deforestation

• Wildfire

• Melting Ice

• Volcanic Eruption

Which of the following are long term environmental changes?

• Floods

• Deforestation

• Wildfire

• Melting Ice

• Volcanic Eruption

Which of the following is an effect of an bee pollinating flowers?

• Less food available

• An increase in the flower populations

• An increase in the bee population

• A decrease in honey production

Which of the following is the cause of a wild fire?

• Lighting Striking a tree

• A bear knocking a tree over

• Humans not being safe with electricity

• A rock rolling down a hill

If annual rainfall increased and caused ponds in a habitat to become deeper, how, after many generations might the traits of water lilies change?

• Brighter flowers

• Longer Stems

• Wider leaves

• Thick roots

A description of the Eastern cottontail rabbit species is below. The environment that supports an Eastern cottontail population is changed due to urban development. Much of the land is cleared and covered in concrete. How is this urban development most likely to affect the population of rabbits?

• The number of gray rabbits will increase because the brown rabbits will turn gray.

• The number of brown rabbits will increase because the gray rabbits will turn brown.

• The number of gray rabbits will increase because predators will see brown rabbits more easily.

• The number of brown rabbits will increase because predators will see gray rabbits more easily.

Three-toed tree sloths are mammals which thrive in the jungles of Central and South America. A sloth’s diet is consists entirely of leaves and buds from trees. How will these organisms be affected as rain forests are destroyed by deforestation?

• Most sloths will become carnivores.

• The sloth population will likely decrease.

• Some sloths will start to hibernate.

• A cave-dwelling population will appear.

Each year, an area of the Gulf of Mexico becomes very low in oxygen due to excessive runoff from the Mississippi River. How might marine organisms respond to this decrease in oxygen?

• Acquire the ability to breathe carbon dioxide.

• Migrate to an area with more oxygen.

• Establish a niche in a terrestrial ecosystem

• Compete with aquatic plants for space.

When changes to an environment happen, animals-

• move.

• perish.

• adapt.

• all of the above