Bacterial disease

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Slide 1: Diapositive
BiologyUpper Secondary (Key Stage 4)GCSE

Cette leçon contient 44 diapositives, avec quiz interactifs, diapositives de texte et 3 vidéos.

time-iconLa durée de la leçon est: 50 min

Éléments de cette leçon

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Slide 3 - Vidéo

03:34
What type of pathogen is TMV?
A
Parasite
B
Bacteria
C
Fungus
D
Virus

Slide 4 - Quiz

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03:34
What does TMV stand for?
A
Tobacco mosaic virus
B
Tropical mosaic virus
C
Tangerine mosaic virus
D
Tomato mosaic virus

Slide 11 - Quiz

Slide 12 - Diapositive

1

Slide 13 - Vidéo

1

Slide 14 - Vidéo

Match the labels to their parts
Flagella
Cell wall
Cell membrane
Cytoplasm
Capsule
Free DNA
Plasmid

Slide 15 - Question de remorquage

Match the parts of a cell to their function
plasmid
ribosomes
cell membrane
Flagella
Loop of DNA
cytoplasm
cell wall
Capsule

Slide 16 - Question de remorquage

05:57
What is a major difference in DNA organization between bacteria and animal cells?
A
Bacteria have larger chromosomes
B
No membrane-bound nucleus in bacteria
C
Animal cells have circular DNA
D
Bacteria have more DNA strands

Slide 17 - Quiz

01:32
What does unicellular mean?

Slide 18 - Question ouverte

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In the early 20th century, more than 30% of all deaths were due to infectious disease.
Explain why people are less likely to die from bacterial disease in the 21st century.

Slide 22 - Question ouverte

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What is an important step to take after handling raw meat to prevent Salmonella?
A
Use hand sanitizer only
B
Wash hands and surfaces thoroughly with soap and water
C
Leave surfaces as they are
D
Wipe hands on a towel

Slide 29 - Quiz

Who is at higher risk of severe Salmonella illness?
A
Young children, elderly, and people with weakened immune systems
B
Athletes, vegetarians, pregnant women, teenagers

Slide 30 - Quiz

What is a key measure to prevent Salmonella infection?
A
Eating raw seafood
B
Thoroughly cooking food, especially poultry and eggs
C
Drinking unpasteurized milk
D
Sharing utensils with others

Slide 31 - Quiz

How is Salmonella most commonly spread?
A
Through contaminated food or water
B
By airborne transmission
C
Through mosquito bites
D
Through direct contact with infected individuals

Slide 32 - Quiz

What are common symptoms of Salmonella infection?
A
Nausea, vomiting, diarrhea, fever
B
Cough, headache, muscle pain, rash

Slide 33 - Quiz

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