Unit 4

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Communicable
Infectious - can be passed from organism to organism
1 of 16
Pathogen
Microorganism that causes disease, e.g. bacteria, fungi, virus, protist
2 of 16
Measles
Viral disease with symptoms of a fever and red skin rash
3 of 16
HIV
Virus that causes a flu-like illness but damages the immune system; develops into AIDS
4 of 16
Tobacco Mosaic Virus (TMV)
Plant virus causing discolouration of the leaves
5 of 16
Salmonella
Bacterial disease which causes food poisoning
6 of 16
Gonorrhoea
STD with symptoms of a thick yellow/green discharge and pain when urinating
7 of 16
Rose black spot
Fungal plant disease where purple/black spots develop on the leaves
8 of 16
Malaria
Disease caused by a protist where mosquitos are the vector
9 of 16
Vector
An organism that transports a disease from person to person
10 of 16
Phagocytosis
White blood cells engulf and digest pathogens
11 of 16
(BIO ONLY) Nitrate deficiency
Causes stunted growth in plants
12 of 16
(BIO ONLY) Magnesium deficiency
Causes chlorosis (yellowing of leaves) in plants
13 of 16
(BIO ONLY) Physical plant defences
Plant defence responses to resist invasion of microorganisms, e.g. tough waxy cuticle
14 of 16
(BIO ONLY) Chemical plant defences
Plant defence responses to resist invasion of microorganisms, e.g. poisons
15 of 16
(BIO ONLY) Mechanical plant defences
Plant defence responses to resist invasion of microorganisms, e.g. leaves which droop when touched
16 of 16

Other cards in this set

Card 2

Front

Pathogen

Back

Microorganism that causes disease, e.g. bacteria, fungi, virus, protist

Card 3

Front

Measles

Back

Preview of the front of card 3

Card 4

Front

HIV

Back

Preview of the front of card 4

Card 5

Front

Tobacco Mosaic Virus (TMV)

Back

Preview of the front of card 5
View more cards

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