Communicable Disease
Viral Diseases
HIV is spread through sexual contact or exchange of _________ _________ (including
blood, a danger for drug users sharing __________). It initially causes flu-like
___________. Unless successfully controlled by antiretroviral ___________, the virus
attacks the body’s ___________ system. If enough damage is done the body is at risk to
other infections or ___________. This late stage HIV is known as _________.
Measles is a viral disease showing symptoms of ___________ and a red skin rash. It can be
__________, so most children are _________________ against it. Measles is spread by
inhaling droplets from ____________ or coughs.
TMV (tobacco mosaic virus) is a widespread plant ___________ that causes a “mosaic”
discolouration in the leaf, which affects the plant’s ability to ___________.
Bacterial Diseases
Salmonella food poisoning is spread through food prepared in ____________ conditions.
Chickens are vaccinated against salmonella to control its ___________. Symptoms of
salmonella include fever, _________, vomiting and diarrhoea.
Gonorrhoea is a ___________ transmitted disease with symptoms including a thick yellow
discharge from the ________ or vagina and pain when __________. It is treated with
antibiotics and its spread can be controlled through using ___________.
Fungal Diseases
Rose black spot is a _________ disease causing black spots to appear on __________,
which then turn yellow and drop early, reducing _____________. It is spread through wind
and _________ and can be treated using _____________ and removing the affected
leaves.
Protist Diseases
Malaria, a ___________ disease causing recurring fever and can be __________. The
spread of malaria can be limited by limiting the chances of being bitten by a mosquito (the
vector), such as by stopping them from ___________ or sleeping under a _______.