Microbial Ecology and Microbial Biotechnology

Question 1

is the systematic study of the interrelationships
that exist between organisms and their environment.

Answer 1

Ecology

Question 2

the study of the numerous
interrelationships between microbes and the world
around them.

Answer 2

Microbial ecology

Question 3

Microorganisms are present both on and in our bodies;
collectively, they are referred to as our i

Answer 3

indigenous
microbiota

Question 4

Defined as two dissimilar organisms living together in a close association.

Answer 4

Symbiosis

Question 5

Refers to a symbiotic relationship in which neither
symbiont is affected by the relationship.

Answer 5

Neutralism

Question 6

Refers to a symbiotic relationship in which neither
symbiont is affected by the relationship.

Answer 6

Neutralism

Question 6

A symbiotic relationship that is beneficial to one
symbiont and of no consequence to the other

Answer 6

Commensalism

Question 7

A symbiotic relationship that is beneficial to both
symbionts

Answer 7

Mutualism

Question 8

A symbiotic relationship that is beneficial to one
symbiont and detrimental to the other
symbiont (the host).

Answer 8

Parasitism

Question 9

This means “microbes versus microbes

Answer 9

Microbial antagonism

Question 10

Bacteria and yeasts used to stabilize the microbial
balance are called

Answer 10

biotherapeutic agents or
probiotics

Question 11

refers to the use of microbes to clean up
various types of wastes, including industrial and toxic
wastes, and environmental pollutants (e.g., herbicides
and pesticides)

Answer 11

Bioremediation

Question 12

(bacteria that normally consume methane
in the environment) have been used to remove highly
toxic solvents such as trichloroethylene and
tetrachloroethylene from the soil.

Answer 12

Methanotrophs