Bacterial, Fungal, Viral And Protist Disease

Question 1

What is an example of food poisoning bacteria, what are the symptoms, the cause and how to prevent or treat it?

Answer 1

Salmonella

cramps, vomiting, diarrhea and fever

Undercooked food, poor hygiene

Cook food, good hygiene, vaccinate poultry

Question 2

What is an example of sexually transmitted bacteria, what are the symptoms, the cause and how to prevent or treat it?

Answer 2

Gonorrhea

Yellow/green discharge from genitals, pain urinating, or symptomless

Unprotected sex

Condom, limit sexual partners, antibiotics

Question 3

What is Agrobacterium tumefacians and what does it do and how to prevent it?

Answer 3

A crown gall - join between root and shoot

They use plasmids to add their own DNA into a plant

Genetic engineering

Question 4

What is an example of measles virus, what are the symptoms, the cause and how to prevent or treat it?

Answer 4

Measles virus

Fever, rash, blindness, brain damage, possibly fatal

Droplet

Isolation, vaccination

Question 5

What is an example of AIDS virus, what are the symptoms, the cause and how to prevent or treat it?

Answer 5

HIV

Flu with HIV, no immune system with AIDS

Contact with body fluid e.g Unprotected sex, blood transfusions, breast milk/placenta and sharing needles

Condoms, screen blood, sterilise needles, antiretroviral drugs

Question 6

What is an example of mosaic pattern on leaves virus, what are the symptoms, the cause and how to prevent or treat it?

Answer 6

Tobacco mosaic virus

Inability to photosynthesis

Contact, insect vectors

Good field hygiene, pest control, genetically modified resistant plants

Question 7

What is an example of black rose spot fungi, what are the symptoms, the cause and how to prevent or treat it?

Answer 7

Fungi

Black spot on leaves

Movement of fungal spores by wind and water

Removal and burning affected leaves, fungicide spray, some resistant strains

Question 8

What is an example of protist, what are the symptoms, the cause and how to prevent or treat it?

Answer 8

Malaria

Recurrent fever when pathogen bursts out of liver and red blood cells

Bite of female mosquito

Anti-malaria drugs (kills pathogens that have entered the body), prevent mosquito bites (nets, insecticide, removal of water)

Question 9

What do bacteria, protist, fungi, virus have in common?

Answer 9

They are all communicable diseases