Populations and Resources chapter 1

Front

An ecologist is a scientist who studies…

Back

The interactions between living things and their environments.

Front

What organism is the main focus of our Amplify unit story?

Back

Moon Jellies

Front

In our Amplify story, what is the problem we are trying to solve?

Back

Why did the population of moon jellies in Glacier Sea mysteriously increase?

Front

An ecosystem is made up of ______ .

Back

living things and nonliving things

Front

Organism

Back

An individual plant, animal, fungus, or single-celled life form.

Front

What is a scientific word that refers to new organisms being made?

Back

Reproduce

Front

Within a population, organisms are always...

Back

being born and dying.

Front

What causes a population size to increase?

Back

The number of births is greater than the number of deaths.

Front

What causes a population size to decrease?

Back

The number of deaths is greater than the number of births.

Front

If the population size stays stable, does this mean that no organisms have been born or died?

Back

No, because if some organisms are born and the same number of organisms die, then the total population size can stay constant.