fungi

Question 1

what is the two types of fungi

Answer 1

-macroscopic and microscopic

Question 2

describe macroscopic fungi

Answer 2

-fleshy fungi with clearly fruiting bodies known as mushrooms

Question 3

describe microscopic fungi

Answer 3

-unicellular yeasts
-multicellular thread like moulds
eg: bread moulds

Question 4

what is rhizopus

Answer 4

-multicellular and consists of a mass of branched filaments or hyphae
-hyphae forms a vegetative body = mycelium
-a thallus bc no true roots, stems and leaves can be distinguished

Question 5

what are the three types of hyphae

Answer 5

runners/ stolons: hyphae ghat branch horizontally on the surface of the substrate

rhizoids: branches of stolons that penetrates the substrates and anchors the mycelium

sporangiophore: hyphae that grows up vertically and develops sporangia on their tips to produce spores

Question 6

general characteristics of fungi

Answer 6

-yeasts are unicellular while mushrooms and moulds are multicellular
-eukaryotic
-cell walls consist of chitin
-mass of branched filaments
-heterotrophic
-some are parasites
-some love mutualistically

Question 7

how does reproduction occur

Answer 7

-unicellular fungi: asexually by binary fission
-multicellular fungi: asexually by the means of spores during favourable conditions
-sexually by means of gametes during unfavourable conditions

Question 8

what’s thrush

Answer 8

-thrush is caused by a fungus called candida albicans
-grows anywhere on the body but favours moist areas

Question 9

what are the effects of thrush

Answer 9

-oral thrush: characterised by white scars on the tongue and in the mouth

Question 10

what’s the management of thrush

Answer 10

-improved hygiene
-following a balanced diet
-controlled stress levels