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GCSE Biology > Bacterial and Fungal diseases and Protist diseases > Flashcards

Bacterial and Fungal diseases and Protist diseases Flashcards

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1
Q

State some examples of diseases caused by bacteria

A

Salmonella food poisoning
Gonorrhoea

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2
Q

Two symptoms of infection by Salmonella are vomiting and diarrhoea.

What causes these symptoms?

A

toxins / poisons (secreted by / from / in bacteria)

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3
Q

State the symptoms of Salmonella food poisoning

A

Symptoms
Fever
Abdominal cramps
Vomiting
Diarrhoea

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4
Q

What are the symptoms of salmonella caused by

A

The symptoms are caused by the toxins secreted by the bacteria

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5
Q

State how salmonella food poisoning is spread/method of transport

A

Salmonella food poisoning is spread by bacteria ingested in food,
or on food prepared in unhygienic conditions

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6
Q

State the prevention/treatment of Salmonella food poisoning

A

Prevention/treatment
Fully cooking meat

isolate yourself
disinfect clothes / surfaces
wash hands after using toilet / being sick
wash hands before preparing / handling food
do not share utensils / cutlery / towels

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7
Q

A person with AIDS may take longer than a healthy person to recover from a Salmonella infection.

Explain why.

A

Their immune system is damaged. Therefore white blood cells cannot kill bacteria as effectively

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8
Q

Salmonella bacteria can be transmitted from chickens to humans. Chickens can be vaccinated to prevent the transmission of Salmonella bacteria to humans.

Suggest one other way farmers could prevent the transmission of Salmonella from chickens to humans.

A

(give chickens) antibiotics
don’t sell infected chickens / eggs
keep infected chickens isolated / indoors
slaughter the infected chickens
Vaccinate chickens against Salmonella to prevent the transmission of Salmonella bacteria to humans

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9
Q

In very serious infections of Salmonella, a doctor can prescribe drugs to kill the bacteria.

What type of drug can the doctor prescribe to kill the bacteria?

A

  antibiotics

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10
Q

What type of disease is Gonorrhoea

A

Gonorrhoea is a bacterial disease
Gonorrhoea is a sexually transmitted disease (STD)

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11
Q

State the symptoms of Gonorrhoea

A

a thick yellow or green discharge from the vagina or penis
Pain when urinating

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12
Q

State the method of transport of Gonorrhoea

A

Gonorrhoea
is spread by sexual contact.

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13
Q

State the prevention/treatment of Gonorrhoea

A

Condoms
Antibiotics

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14
Q

Give an example of disease caused by fungi

A

disease caused by fungi
Rose Black Spot

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15
Q

State the symptoms of Rose Black Spot

A

Purple or black spots develop on leaves
Leaves turn yellow and drop early

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16
Q

State the method of transport of Rose Black Spot

A

Spores spread by wind and rain

17
Q

State the prevention/treatment of Rose Black Spot

A

Fungicides
Removing and destroying the affected leaves

18
Q

What does Rose Black Spot affect

A

Rose Black Spot affects the growth of the plant as photosynthesis is reduced

19
Q

Give an example of diseases caused by protists

A

Malaria

20
Q

State some of the symptoms of malaria

A

Malaria symptoms
Recurrent episodes of fever
Headaches
Shivering
Vomiting
Joint pain
Anaemia (lack of Oxygen in the blood)

Malaria can be fatal

21
Q

Describe the life-cycle of the malaria pathogen

A

Mosquito consumes infected blood when feeding

Sexual reproduction of the malaria parasite

Female Anopheles Mosquito bites the human

Malaria parasite infects the liver and reproduces asexually

Malaria parasites are in the human blood

22
Q

Mosquitos are vectors. Explain why

A

Mosquito’s carry the pathogen from one person to another person

23
Q

How to stop the spread of malaria

A

The spread of malaria is controlled by
preventing the vectors, mosquitos, from
breeding
By using mosquito nets to avoid being bitten.

GCSE Biology (51 decks)

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