Bacteria and Viruses

Question 1

an organism that consists of a single cell that does not have a nucleus

Answer 1

Prokaryote

Question 2

a rod-shaped bacterium.

Answer 2

Bacilli

Question 3

any spherical or roughly spherical bacterium

Answer 3

Cocci

Question 4

a bacterium with a rigid spiral structure

Answer 4

Spirilla

Question 5

a form of asexual reproduction in a single-celled organism by which one cell divides into two cells of the same size

Answer 5

Binary Fission

Question 6

a thick-walled protective spore that forms inside a bacterial and resists harsh conditions

Answer 6

Endospore

Question 7

the chemical processes by which atmospheric nitrogen is assimilated into organic compounds

Answer 7

Nitrogen fixation

Question 8

the bioremediation treatment of hazardous waste by living organisms

Answer 8

Bioremediation

Question 9

medicine used to kill bacteria and other microorganisms

Answer 9

Antibiotic

Question 10

bacteria that cause disease

Answer 10

Pathogenic bacteria

Question 11

a microscopic particle that gets inside a cell and often destroys the cell

Answer 11

Virus

Question 12

an organism from which a parasite takes for or shelter

Answer 12

Host