Ecosystem Learning Goals - 6th

• An ____ includes all the living and nonliving things in a particular area.

• ecosystem
• habitat
• community
• biome

• An ____ is a scientist who studies interactions of organisms with one another and their environment.

• physicist
• geologist
• biologist
• ecologist

• A ___ is a group of the same type of organism living in the same area.

• population
• species
• ecosystem
• community

• If the number of births and deaths in a given time are equal, then the population size will be ____.

• increasing
• decreasing
• fluctuating
• stable

If there are more births than deaths in a given time, then the size of the population will ____.

• remain the same
• decrease
• increase
• fluctuate

If there are fewer births than deaths, then the size of the population will ____.

• decrease
• increase
• stay the same
• fluctuate

• Ecologists collect ___ to learn about a population.

• specimens
• data
• observations
• samples

• Energy storage molecules are molecules that organisms can use to ___ the energy they need to survive.

• release
• consume
• deplete
• store

• A _____ population is a group of organisms that eats organisms from another population.

• • consumer

• omnivore
• scavenger
• herbivore

• The more energy storage molecules available to a population, the more the organisms in that population can _____.

• store less energy
• decrease their population
• reproduce

• become more vulnerable to predators