1st Nine Weeks Review

Living Things and VirusesEcology

Classification

Jeopardy Test Review

Game

Virus Bacteria Protist Classification

Ecology

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Name the two basic parts of a virus.

protein coat and inner core

What is a virus?

tiny, non-living particle that invades a cell and

multiplies

How is a virus like a parasite?

It needs a host to reproduce.

What is in the inner core of a virus?

genetic material

What is the best treatment for a

virus?

bed rest and plenty of fluids

How are bacteria classified?

prokaryote

____________ bacteria obtain food by

consuming autotrophs and heterotrophs.

Heterotrophic

Genetic material is passed from one

bacterium to another across a thread-like

bridge during _____________.

conjugation

During _______ ______ a parent cell copies its genetic material and

splits in half to create 2 new cells that look

exactly like the parent cell.

binary fission

Name 4 ways that bacteria move.

flagellum, water, air, other organisms, and

other objects

A protist is classified as a __________.

eukaryote

Animal-like protists are commonly called

_______.

protozoans

What are plant-like protists commonly

called?

algae

What animal-like characteristic does a

euglena have?HINT: food source

They can be heterotrophs.

What plant-like characteristic does a

euglena have?HINT: food source

They can be autotrophs.

Who was the scientist that first put organisms into groups according to

where they lived and whether or not they had

blood?

Aristotle

Who was the “father of taxonomy”?

Linnaeus

Which group of organisms includes only

multicellular heterotrophs?

a. plantsb. animalsc. protistsd. bacteria

b. animals

True of False: The more levels of classification

that two organisms share, the less they have in common.

false

List the major levels of classification from the

highest level to the lowest level.

DomainKingdomPhylumClassOrderFamilyGenus

Species

Members of one species in a particular area are

referred to as a ________________.

population

What is a limiting factor?

an environmental factor that causes a population

to decrease

Name two of the three processes that are part of the water

cycle.

condensation, evaporation, precipitation

An organism that eats only plants.

What is an herbivore?

Which of the following shows the most likely path of energy flow in a food chain?a. sun—producer--consumer b. sun—decomposer—consumerc. decomposer—producer--consumer

a. sun—producer--consumer

MORE VIRUS

MORE BACTERIA

MORE PROTIST

MORE CLASSIFI-CATION

MORE ECOLOGY

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Why doesn’t the doctor prescribe an antibiotic for a viral

infection?

An antibiotic cannot destroy the outer

protein coat of a virus.

What is the only characteristic that

viruses share with living things?

They can multiply.

How does a virus move?

air, food, water, or contact with a

contaminated person or object

Why are viruses considered non-living

particles?

They do not show all the characteristics of living

things.

Name a common virus.

chicken pox, common cold, influenza (flu)

A bacteria is classified as a(n)_________ because

it _________ have a nucleus.

A bacteria is classified as a prokaryote

because it does not have a nucleus.

Name a common bacterial infection.

strep throat or staph infection

What process results in bacteria that are

genetically different?

conjugation

Name two shapes of bacteria.

spherical, rod-like, or spiral

What determines the shape of a bacterial

cell?

the make up of the cell wall

What structure allows an amoeba to move?

pseudopods

What structure allows a paramecium to

move?

cilia

What structure allows a euglena to move?

flagellum

An amoeba is considered a(n)

__________ protist.a. animal-likeb. plant-like c. fungus-like

a. animal-like

A euglena is considered a(n) _________ protist.

a. animal-likeb. plant-like

c. fungus-like

b. plant-like

Who developed the classification system

called binomial nomenclature?

Linnaeus

Explain the correct way to write your scientific name.

The first letter of the first word must be

capitalized, and the entire name should be

italicized. If you handwrite the scientific

name, it must be underlined.

What is the study of how living things are

classified?

taxonomy

What is the scientific name for humans?

Homo sapiens

Which domain(s) include(s) only prokaryotes?

Archaea and Bacteria

What is the study of how living things interact with each other and their environment?

ecology

Define biotic factors.

Biotic factors are the living things in a

habitat.

Define abiotic factors.

Abiotic factors are the nonliving resources in a

habitat.

Water, sunlight, and temperature are

examples of ______ factors.

abiotic factors

Members of different populations in a

particular area are referred to as a

____________.

community