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

Answer 2

Binary fission

Question 3

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

Answer 3

Endospore

Question 4

the biological treatment of hazardous waste by living organisms

Answer 4

Bioremediation

Question 5

medicine used to kill bacteria and other microorganisms

Answer 5

Antibiotic

Question 6

bateria that cause disease

Answer 6

Pathogenic bacteria

Question 7

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

Answer 7

Virus

Question 8

an organism from which a parasite takes food or shelter

Answer 8

Host

Question 9

a disease-causing bacterium

Answer 9

Bacilli

Question 10

any bacterium or archaeon that has a spherical, oviod,or generally round shape

Answer 10

cocci

Question 11

a bacterium with a rigid spiral structure, found in stagnant water and sometimes causing disease

Answer 11

Spirilla

Question 12

the chemical processes by which atmospheric nitrogen is assimilated into organic compounds, especially by certain microorganisms as part of the nitrogen cycle.

Answer 12

Nitrogen fixation