bacteria

Question 1

Prokaryote

Answer 1

a microscopic single-celled organism that has neither a distinct nucleus with a membrane nor other specialized organelles. Prokaryotes include the bacteria and cyanobacteria.

Question 2

Bacilli

Answer 2

a disease-causing bacterium.

Question 3

Cocci

Answer 3

A cocci is any bacterium that has a spherical, ovoid, or generally round shape. It is one of the three distinct bacterial shapes,

Question 4

Spirilla

Answer 4

a bacterium with a rigid spiral structure

Question 5

Binary Fission

Answer 5

is a kind of asexual reproduction

Question 6

Endospore

Answer 6

a resistant asexual spore that develops inside some bacteria cells.

Question 7

Nitrogen fixation

Answer 7

is a process by which nitrogen in the Earth’s atmosphere is converted into ammonia

Question 8

Bioremediation

Answer 8

the use of either naturally occurring or deliberately introduced microorganisms or other forms of life to consume and break down environmental pollutants, in order to clean up a polluted site.

Question 9

Antibiotic

Answer 9

a medicine (such as penicillin or its derivatives) that inhibits the growth of or destroys microorganisms.

Question 10

Pathogenic bacteria

Answer 10

Although most bacteria are harmless or often beneficial, several are pathogenic

Question 11

Virus

Answer 11

an infective agent that typically consists of a nucleic acid molecule in a protein coat, is too small to be seen by light microscopy, and is able to multiply only within the living cells of a host.

Question 12

host

Answer 12

an animal or plant on or in which a parasite or commensal organism lives.