Populations and Resources 3.0

Front

What is the process of creating offspring called?

Back

Reproduction

Front

If the MOTH population suddenly increased, what would happen to the BIRD population?

Back

Increase. More moths means more energy sources for birds. Birds will reproduce more and there will be more births in the bird population.

Front

What do we call a population that eats organisms from another population?

Back

Consumer population

Front

If the OWL population suddenly decreased, what would happen to the MOTH population?

Back

Decrease. Fewer owls means fewer bird deaths, so there will be more birds. More birds will eat more moths, leading to more moth deaths.

Front

What must be true about a population of jackrabbits that has decreased over 50 years?

Back

Fewer jackrabbits were born than died.

Front

What is a food web?

Back

A food web is a system of interrelated food chains in an ecosystem.

Front

What is a resource population?

Back

A resource population is a group of organisms that provide food or energy for other populations.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms and their physical environment interacting as a system.

Front

What is the role of a producer in a food web?

Back

Producers are organisms that create their own food, typically through photosynthesis, and serve as the base of the food web.

Front

What happens to a food web if a top predator is removed?

Back

The populations of prey species may increase, leading to overgrazing or depletion of vegetation.