spirogyra
algae
chlamydomonas
algae
rhizobium
bacteria
lactobacillus
bacteria
bread mould
fungi
penicillum
fungi
coronavirus
virus
HIV
virus
bacterophage
virus
amoeba
protozoa
paramecium
protozoa
aspergillus
fungi
cyanobacteria
blue-green algae
yeast
fungi (unicellular)
microorganism used in baking/brewing
yeast
microorganism used in prepartion of curd
lactobacillus
microorganisms definition
living organisms of microscopic size and cannot be seen with the naked eye
communicable diseases
infectious diseases which are transmitted from the environment; through air, water, food or by contact with infected organism
carriers
carry the disease causing microorganisms
pathogens
disease causing microorganisms
method of preserving meat/fish
salt
method of preserving jams/jellies or squashes
sugar
pasteurisation definition
milk is heated to about 70 degrees celcius for 15->30 secs and then suddenly chilled and stored. this prevents growth of microorganisms. discovered by louis pasteur
fermentation definition
conversion of sugar into alchohol
penicillin discovered by
Alexander Fleming
vaccine for small pox
Edward Jenner
tuberculosis
causative organism -> bacteria
mode of transmission -> air
measles
causative organism -> virus
mode of transmission -> air
chicken pox
causative organism -> virus
mode of transmission -> air/contact
polio
causative organism -> virus
mode of transmission -> air/water
cholera
causative organism -> bacteria
mode of transmission -> water/food
typhoid
causative organism -> bacteria
mode of transmission -> water
hepatitus A
causative organism -> virus
mode of transmission -> water
malaria
causative organism -> protozoa
mode of transmission -> mosquito
dengi
causative organism -> virus
mode of transmission -> mosquito
citrus canker
causative organism -> bacteria
mode of transmission -> air
rust of wheat
causative organism -> fungo
mode of transmission -> air, seeds
yellow vein mosaic (of bhindi//okra)
causative organism -> virus
mode of transmission -> insect
anthrax causing bacillud anthracis
robert koch