Types of Pathogens and Communicable Diseases

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What is the impact of rose black spot on a plant?

Encourages flowering

Increases growth rate

Reduces ability to photosynthesize (correct)

Enhances photosynthesis

How do aphids feed on plants?

By absorbing water from the roots

By photosynthesizing

By feeding on sugar-filled sap in the phloem (correct)

By attacking the leaves directly

What is a method to control aphids on plants?

Pruning infected leaves

Watering the plants frequently

Using chemical pesticides (correct)

Increasing nitrogen in the soil

How can biological pest control help reduce aphid infestations?

By cultivating natural predators like ladybirds Signup and view all the answers

What type of plant can be infected by aphids according to the text?

Roses and tomatoes Signup and view all the answers

What type of organism causes disease?

Pathogen Signup and view all the answers

Which of the following is NOT one of the four main types of pathogens?

Algae Signup and view all the answers

What is the term for diseases that can be transmitted from one organism to another?

Communicable diseases Signup and view all the answers

How does the tobacco mosaic virus spread from plant to plant?

On the hands of farmers Signup and view all the answers

What process occurs when the tobacco mosaic virus infects plant leaves?

Chlorosis Signup and view all the answers

How does the rose black spot fungus primarily infect roses?

Through air or water Signup and view all the answers

Types of Pathogens and Communicable Diseases

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Questions and Answers

What is the impact of rose black spot on a plant?

How do aphids feed on plants?

What is a method to control aphids on plants?

How can biological pest control help reduce aphid infestations?

What type of plant can be infected by aphids according to the text?

What type of organism causes disease?

Which of the following is NOT one of the four main types of pathogens?

What is the term for diseases that can be transmitted from one organism to another?

How does the tobacco mosaic virus spread from plant to plant?

What process occurs when the tobacco mosaic virus infects plant leaves?

How does the rose black spot fungus primarily infect roses?

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