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Communicable Diseases > 12.2- Plant Diseases & Defences > Flashcards

12.2- Plant Diseases & Defences Flashcards

(9 cards)

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1
Q

What is a vector

A
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2
Q

What are examples of vectors

A
  • Water
  • Wind
  • Animals
  • Humans
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3
Q

What factors increase the risk of communicable diseases

A
  • Crop variety
  • Overcrowding
  • Mineral nutrition
  • Climate
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4
Q

An example of bacteria

A

Ringrot

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5
Q

An example of a virus

A

Tobacco Mosaic Virus

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6
Q

An example of fungi

A

Black Sigatoka

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7
Q

An example of protoctist

A

Tomato Blight

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8
Q

Physical Defences

A
  • Waxy cuticle
  • Cell wall
  • Callose production
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9
Q

Chemical Defences

A
  • Insecticides
  • Insect repellent
  • Antibacterial substances
  • Toxins
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Communicable Diseases (3 decks)

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