Microorganisms

Question 1

Micro organisms

Answer 1

Small living things

Question 2

Autotrophic

Answer 2

Means an organism can produce its own food

Question 3

Heterotrophic

Answer 3

Means an organism takes in food made from other organisms

Question 4

Saprophytes

Answer 4

Organisms that take in food from dead organic matter

Question 5

Parasite

Answer 5

Organisms that obtain food from a living host and usually cause harm

Question 6

Pathogen

Answer 6

A disease causing organism

Question 7

Antibiotics

Answer 7

Chemicals produced by micro organisms that kill or prevent the growth of other microorganisms without damaging human tissue

Question 8

Batch culture

Answer 8

The growth of cells in a bioreactor over a short period of time and under ideal conditions until all the nutrients are used up

Question 9

Continuous flow

Answer 9

The growth of cells in an open container or bioreactor where nutrients are added and the end products are removed all at the same time, at a rate which maintains the volume of liquid and the number of cells

Question 10

Endoscopes

Answer 10

Tough walled spores capable of surviving harsh conditions

Question 11

Hypha

Answer 11

A tube or filament in a fungus

Question 12

Mycelium

Answer 12

A visible mass of hyphae

Question 13

Obligate parasite

Answer 13

Can only take food from a live host

Question 14

Facultative parasite

Answer 14

Can get it’s food from a live or dead host

Question 15

Sporulation

Answer 15

The process of making spores

Question 16

Aseptic or asepsis

Answer 16

Means that measures are taken to exclude unwanted micro organisms

Question 17

Sterile

Answer 17

Means that all micro organisms are destroyed ie there is nothing living

Question 18

Osmoregularion

Answer 18

The control of water and salt balance in an organism