pathogens

Question 1

what are some examples of bacterial diseases?

Answer 1

gonorrhoea, salmonella

Question 2

information about gonorrhoea

Answer 2

• a sexually transmitted infection
• can cause infertility if not treated
• use condom for prevention of STI
• symptoms include burning pain when urinating. and yellow or green discharge coming out of penis or vagina

Question 3

information about salmonella

Answer 3

• causes food poisoning
• symptoms include abdominal cramps, vomiting, diarrhoea
• can be caused from unhygienic kitchens and undercooked foods
• cook food thoroughly for prevention

Question 4

example of viral diseases

Answer 4

tobacco mosaic virus

Question 5

information about TMV

Answer 5

• caused by contact with other plants
• infects chloroplast and changed colour from green to yellow or white in a mosaic pattern or can crinkle or curl up
• reduces plants ability to photosynthesis and grow properly and reduces yield crop for farmers
• doesn’t have a cure

Question 6

example of protist diseases

Answer 6

malaria

Question 7

information about malaria

Answer 7

• spread by mosquitos which carry the plasmodium
• mosquitos suck blood from infected person then pass protist to other people they suck blood from
• vectors
• symptoms include fever, sweats, chills and headaches
• no vaccination but anti-malarial drugs can stop infection and relieve symptoms

Question 8

example of fungal disease

Answer 8

athletes foot

Question 9

information about athletes foot

Answer 9

• rash caused by fungus that is between peoples toes
• symptoms include red, white, dry, flaky, cracked skin
• can be contracted from swimming pools, changing rooms, gyms
• transmitted by touching infected skin or surfaces that have been contaminated

Question 10

what are signs of disease that can be used to identify a pathogen?

Answer 10

• detect DNA or the antigens of the smaller pathogens causing the disease
• by actual physical evidence of the occurrence of the pathogen