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Biology > B5 > Flashcards

B5 Flashcards

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1
Q

What is a communicable disease

A

A disease caused by a pathogen that can be passed from one person to another

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2
Q

What is a non communicable disease

A

Cannot be transmitted from one person to another

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3
Q

Give 3 factors affecting health

A

Diet
Stress
Life situations

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4
Q

What can malnutrition cause

A

Rickets
Anemia

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5
Q

What are the 4 pathogens

A

Bacteria viruses fungi and protists

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6
Q

What pathogen releases toxins

A

Bacteria

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7
Q

How do viruses cause illness

A

Live and reproduce inside healthy cells

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8
Q

How can pathogens be spread

A

Air
Direct contact
Water

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9
Q

What is a droplet infection

A

When you receive an infection through a cough or sneeze

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10
Q

How do bacteria multiply

A

Binary fission

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11
Q

How can you prevent bacterial growth

A

Temperatures
Disinfectants
Anti biotics

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12
Q

How can you prevent infections

A

Hygiene
Isolating infected individuals
Eliminating vectors

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13
Q

Give three examples of viral diseases

A

Measles
HIV
tobacco mosaic virus

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14
Q

How is measles spread

A

Droplet infection

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15
Q

What are the symptoms of TMV

A

Discoloured leaves

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16
Q

How is TMV spread

A

Animal vectors

17
Q

Give 2 examples of a bacterial disease

A

Salmonella
Gonorrhoea

18
Q

What are some symptoms of salmonella

A

Vomiting and diarrhoea

19
Q

Give an examples of a fungi disease

A

Rose black spot

20
Q

Give two symptoms of rose black spot

A

Purple and black spots on leaves
Wilting leaves

Biology (19 decks)

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