Match the titles on the left to the correct definition on the right.
Habitat
Elements that do not need energy or water and do not reproduce
Nonliving
When elements depend on each other
Interdependency
Elements that need energy, water, and reproduce
Living
A place where an organism lives or its home
How do livestock overgrazing fields negatively impact the ecosystem?
Nutrients in the soil will increase.
Precipitation will decrease.
Soil erosion will increase.
The livestock population will increase.
On a trip to the beach a student noticed a hermit crab. Which observations best describe how the hermit crab interacts with a living component in the ecosystem?
Select TWO correct answers.
Eating grasses on the shoreline
Living with a sea anemone for protection
Hiding behind a rock
Swimming through the water
A student observed and recorded some activities in an aquarium.
An interaction between two living parts of the environment is represented by -
Observation 6
Observations 4 and 5
Observation 3
Observations 1 and 2
Some characteristics of the tundra are described.
Based on this description, which pair of animals is LEAST likely to live in the tundra?