Economic importance of Bacteria Quiz

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The bacteria seen in the picture is

A. cocci

B. bacillus

C. spirilla

A cell that contains a nucleus is

A. prokaryote

B. eukaryote

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. cocci

C. spirilla

Which organism cannot survive in the presence of oxygen?

A. heterotrophs

B. autotrophs

C. obligate anaerobe

D. facultative anaerobe

A cell that does not contains a nucleus is

A. prokaryote

B. eukaryote

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

Which organism can survive either with or without oxygen?

A. heterotrophs

B. autotrophs

C. obligate anaerobe

D. facultative anaerobe

A structure that can help bacteria survive harsh conditions.

A. capsids

B. endospores

C. pili

D. DNA

Prokaryotes are found in which domain

A. Animalia

B. Plantae

C. Eukarya

D. Bacteria

The bacteria seen in the picture is

A. bacillus

B. coccus

C. spirilla

Archea differ from Bacteria in that the cell wall

A. contains peptidoglycan

B. contains lipids

C. contains oxygen

D. contains nitrogen

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

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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