Ecology Exam Review Bio I

Ecology is:

• the branch of biology dealing with the inheritance of traits

• the branch of biology dealing with organic molecules and chemical reactions

• the branch of biology dealing with evolution

• the branch of biology dealing with interactions among organisms and between organisms and their environment

a group of the same species that lives in one area is

• an organism

• an ecosystem

• a community

• a population

is a group of different species that live together in one area

• an organism

• an ecosystem

• a community

• a population

all of the living and nonliving things in a particular area is

• an organism

• an ecosystem

• a community

• a population

the portion of Earth that supports life

• an ecosystem

• a biome

• the biosphere

• a habitat

a major regional or global community of organisms characterized by the climate conditions and plant communities that thrive there.

• an ecosystem

• a biome

• the biosphere

• a habitat

Which of the following descriptions about the organization of an ecosystem is correct?

• Species make up populations, which make up communities.

• Species make up communities, which make up populations.

• Communities make up species, which make up populations.

• Populations make up species, which make up communities.

Zooplankton in this image are considered:

• primary consumers

• autotrophs

• primary producers

• decomposers

How do MOST autotrophs like plants make their own food?

• by using chemical energy to make carbohydrates

• by breaking down remains to make carbon dioxide

• by changing water into carbon dioxide

• by using light energy to make carbohydrates

All of the following require sunlight to live EXCEPT?

• bacteria in the ocean trenches that use chemosynthesis

• algae

• trees

• cyanobacteria that use photosynthesis