environmental changes

an increase in the number of individuals of a given species over what its ecosystem can sustain, often with both direct and indirect effects on the other organisms in the ecosystem

• population
• overpopulation
• perish
• impact

an inherited characteristic that provides a specific advantage to individuals that have it and becomes more common or pronounced in a population because of the advantage it providese

• migration
• adaptation
• impact
• interact

An organism that consumes dead or nonliving biomass without need for internal digestion

• Scavenger
• Consumer
• Decomposer
• Producer

• Cattle that eat grass and feed
• Goats that eat weeds and shrubs
• Turkeys that eat seeds and fruit
• Hogs that eat fruit, seed and feed

• Zone I only
• Zones I and II only
• Zone III
• Zones I, II, and III

• Soil
• Sunlight
• Water
• Oxygen

How would building a highway affect an environment?

• Saltwater pollutes freshwater.
• Marine life is threatened.
• Animals cannot travel through their ecosystem the same.

If an invasive plant grows in a forest, then:

• sunlight is more abundant.
• native plant growth decreases.
• windy days increase.

If an organism cannot adapt or migrate when a dramatic change occurs, it may die.

• True
• False

A fire destroys all of the trees and plants in the forest. How might this affect the birds in the area?

• The birds will plant seeds and grow new trees.

• The birds will have more food to eat.

• The birds will plant seeds and grow new trees.

• The birds will have no place to build their homes.