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Questions and Answers
What are the primary agents responsible for disseminating plant pathogenic bacteria?
What are the primary agents responsible for disseminating plant pathogenic bacteria?
- Wind, soil, and sunlight
- Water, insects, other animals, and humans (correct)
- Pollinators, decomposers, and microorganisms
- Fungi, nematodes, and viruses
What role do humans play in the dissemination of plant pathogenic bacteria?
What role do humans play in the dissemination of plant pathogenic bacteria?
- They have no role in the dissemination of plant pathogenic bacteria
- They produce antibiotics to combat the bacteria
- They act as a vector for the bacteria to spread to other plants (correct)
- They provide a habitat for the bacteria to grow
Which of the following is NOT a primary means of dissemination for plant pathogenic bacteria?
Which of the following is NOT a primary means of dissemination for plant pathogenic bacteria?
- Soil (correct)
- Humans
- Water
- Insects
What is the primary purpose of understanding the dissemination of plant pathogenic bacteria?
What is the primary purpose of understanding the dissemination of plant pathogenic bacteria?
Which of the following organisms can disseminate plant pathogenic bacteria?
Which of the following organisms can disseminate plant pathogenic bacteria?
What is a possible way that bacteria can be transferred among plants?
What is a possible way that bacteria can be transferred among plants?
Which of the following animals can potentially carry bacteria on their bodies?
Which of the following animals can potentially carry bacteria on their bodies?
What is the role of animals in the transfer of bacteria among plants?
What is the role of animals in the transfer of bacteria among plants?
Why are animals moving among plants important for the transfer of bacteria?
Why are animals moving among plants important for the transfer of bacteria?
What is the result of animals moving among plants with bacteria on their bodies?
What is the result of animals moving among plants with bacteria on their bodies?
What is the primary goal of treating seed with hot water at 52°C for 20 minutes?
What is the primary goal of treating seed with hot water at 52°C for 20 minutes?
At what temperature is seed treatment typically done to reduce bacterial infection?
At what temperature is seed treatment typically done to reduce bacterial infection?
What is the duration of hot water treatment for seed to effectively reduce bacterial infection?
What is the duration of hot water treatment for seed to effectively reduce bacterial infection?
What is the expected outcome of treating seed with hot water at 52°C for 20 minutes?
What is the expected outcome of treating seed with hot water at 52°C for 20 minutes?
What is the primary mechanism of hot water treatment in controlling bacterial diseases of plants?
What is the primary mechanism of hot water treatment in controlling bacterial diseases of plants?
What is the pattern of toxin spread from the point of infection?
What is the pattern of toxin spread from the point of infection?
What is formed around the bacteria-containment spot?
What is formed around the bacteria-containment spot?
What is the characteristic of the cells in the chlorotic halo?
What is the characteristic of the cells in the chlorotic halo?
What is the location of the bacteria-containing spot?
What is the location of the bacteria-containing spot?
What is the significance of the chlorotic halo?
What is the significance of the chlorotic halo?
What is the characteristic of the spots on the leaves of infected plants?
What is the characteristic of the spots on the leaves of infected plants?
What is the outcome for some seedlings in the seedbed or after transplantation?
What is the outcome for some seedlings in the seedbed or after transplantation?
What occurs between the rotting and healthy tissues of infected plants?
What occurs between the rotting and healthy tissues of infected plants?
How large can the brown spots on infected leaves become?
How large can the brown spots on infected leaves become?
What is the color of the halos surrounding the brown spots on infected leaves?
What is the color of the halos surrounding the brown spots on infected leaves?
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