Question detail
How does tobacco mosaic virus affect photosynthesis in infected plants?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Communicable diseases
Question
- A. It enhances photosynthesis
- B. It has no effect on photosynthesis
- C. It reduces photosynthesis
- D. It increases leaf area
Answer
The correct option is It reduces photosynthesis because it matches the approved biology in Viral diseases within Communicable diseases.
Explanation
The correct option is It reduces photosynthesis because it stays accurate for Viral diseases in Communicable diseases. It matches the approved learning objective about describe tobacco mosaic virus as a widespread plant pathogen that affects many species including tomatoes and avoids the oversimplified distractors.
Common mistake
Misidentifying the Pathogen
Students often confuse tobacco mosaic virus with other plant diseases, failing to recognize it specifically as a virus.
Focus on the characteristics that define tobacco mosaic virus, such as its viral nature and the specific symptoms it causes in affected plants.
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