Unit 9 Lesson 3 Notebook Check

The different ways that living things communicate with, act toward, and influence each other

• Niche
• Interaction
• Competition
• Predation

An interaction in which one organism kills another for food or nutrients

• Niche
• Interaction
• Competition
• Predation

The role or function of a species within its environment, including its interactions with other organisms and the physical conditions it requires for survival

• Niche
• Interaction
• Competition
• Predation

The struggle between organisms to survive as they use the same limited resources

• Niche
• Interaction
• Competition
• Predation

Predator and prey populations rise and fall in random patterns.

• True
• False

Organisms in an ecosystem compete for resources to survive.

• True
• False

Biotic and abiotic factors influence a population's ability to survive in the niche it occupies.

• True
• False

Individuals with characteristics that are well-suited to a particular environment tend to struggle to survive and reproduce less offspring.

• True
• False

A student describes a desert fox that hunts at night, burrows underground during the day, and eats rodents and insects. What concept is the student describing?

• The fox's predator-prey cycle
• The fox's camouflage ability
• The fox's niche
• The fox's population trend

A snake uses camouflage to blend into the forest floor, while its prey, a small rodent, has large ears to hear approaching danger. What do these traits represent?

• Decomposer adaptations
• Niche overlap
• Predator and prey adaptations
• Mutualistic behaviors