Medical Quiz

Economic importance of Bacteria Quiz


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Which organism cannot survive in the presence of oxygen?

A. heterotrophs

B. autotrophs

C. obligate anaerobe

D. facultative anaerobe


Prokaryotes are found in which domain

A. Animalia

B. Plantae

C. Eukarya

D. Bacteria


Photoheterotrophs will use 

A. oxygen or carbon dioxide for energy

B. nitrogen or peptidoglycan for energy

C. Organic compounds or light

D. Chemicals or light


Which organism can survive either with or without oxygen?

A. heterotrophs

B. autotrophs

C. obligate anaerobe

D. facultative anaerobe


A cell that does not contains a nucleus is

A. prokaryote

B. eukaryote


The bacteria seen in the picture is

A. cocci

B. bacillus

C. spirilla


Archea differ from Bacteria in that the cell wall 

A. contains peptidoglycan

B. contains lipids

C. contains oxygen

D. contains nitrogen


The bacteria seen in the picture is

A. bacillus

B. cocci

C. spirilla


 A cell that contains a nucleus is

A. prokaryote

B. eukaryote


A structure that can help bacteria survive harsh conditions.

A. capsids

B. endospores

C. pili

D. DNA


Superbugs can be prevented if people

A. get rid of antibiotics

B. take the antibiotics of another person

C. do not follow the directions for taking prescribed antibiotics

D. help people become aware of how to use antibiotics


Bacteria exchange genetic information during 

A. asexual reproduction

B. binary fission

C. conjugation

D. photosynthesis


The bacteria seen in the picture is

A. bacillus

B. coccus

C. spirilla


The ecological roles filled by prokaryotes include all of the following except

A. decomposers

B. producers

C. scavengers

D. nitrogen fixers




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