## CORE INFORMATION\n✓ **Answer**: [Option B]\n## CONCEPT FRAMEWORK\n\t**Primary Concept**: Plant Pathology\n\t**Related Topics**: Bacterial diseases, Citrus diseases\n\t**Prerequisites**: Understanding of plant diseases and their classifications\n## SOLUTION PATHWAY\n**Given Information**:\n\t\tCitrus canker is a disease affecting citrus plants.\n\t\tIt is known for causing lesions and can severely affect fruit yield and quality.\n**Method & Steps**:\n\t1. Identify the type of disease.\n\t\tReasoning: Citrus canker exhibits symptoms consistent with bacterial infections, such as the presence of lesions on leaves and fruits.\n\t\tFormula/Rule: N/A\n\t2. Research the causative agent of citrus canker.\n\t\tWorking: The disease is caused by the bacterium *Xanthomonas citri*.\n\t\tKey Point: The identification of the pathogen is crucial in classifying the disease.\n\t3. Conclude the classification of the disease.\n\t\tResult: Citrus canker is classified as a bacterial disease.\n\t\tVerification: Confirmed by multiple sources in plant pathology literature.\n## OPTION ANALYSIS\n[A] :x: Viral disease: Citrus canker is not caused by a virus.\n[B] ✓: Bacterial disease: Correct, as it is caused by the bacterium *Xanthomonas citri*.\n[C] :x: Fungal disease: This disease is not caused by fungi, ruling this option out.\n[D] :x: Protozoan disease: Citrus canker does not involve protozoa, making this option incorrect.\n## LEARNING AIDS\n\t**Common Mistakes**:\n\t\t1. Confusing bacterial diseases with viral ones: Remember that bacterial diseases often have distinct symptoms like lesions.\n\t\t2. Overlooking the importance of the pathogen: Always identify the causative agent to classify the disease correctly.\n\t**Quick Tips**:\n\t\t1. Use mnemonic devices to remember types of plant pathogens.\n\t\t2. Familiarize yourself with common plant diseases and their characteristics.

The correct Option is "Bacterial disease"

## CORE INFORMATION\n✓ **Answer**: B\n## CONCEPT FRAMEWORK\n\t**Primary Concept**: Classification of infectious diseases based on the type of pathogen.\n\t**Related Topics**: Types of pathogens (bacteria, viruses, protozoa, fungi), infectious diseases.\n\t**Prerequisites**: Basic knowledge of different types of microorganisms and their associated diseases.\n## SOLUTION PATHWAY\n**Given Information**:\n\tQuestion asks for the type of disease that causes the common cold.\n**Method & Steps**:\n\t1.\tRecall the common causes of the common cold.\n\t\tReasoning: The common cold is widely known to be caused by viruses.\n\t\tFormula/Rule: N/A\n\t2.\tIdentify the correct answer based on the recall.\n\t\tWorking: The common cold is a viral infection.\n\t3.\tSelect the correct option.\n\t\tResult: The correct option is B, Viral disease\n\t\tVerification: Common knowledge and medical understanding confirm this.\n ## OPTION ANALYSIS\n[A] :x: Bacterial diseases are caused by bacteria, not viruses. Examples include strep throat and pneumonia.\n[B] ✓: Viral diseases are caused by viruses. The common cold is a typical example of a viral infection.\n[C] :x: Protozoan diseases are caused by protozoa, which are single-celled eukaryotic organisms. Examples include malaria and giardiasis.\n[D] :x: Fungal diseases are caused by fungi. Examples include athlete's foot and ringworm.\n ## LEARNING AIDS\n\t**Common Mistakes**:\n\t\t1.[Error 1]: Confusing different types of pathogens. \n\t\t\t[How to avoid]: Review the characteristics and examples of diseases caused by bacteria, viruses, protozoa, and fungi.\n\t**Quick Tips**:\n\t\t1.[Helpful shortcut]: Remember that most common respiratory illnesses, like the cold and flu, are viral.\n

The correct Option is "Viral disease"

NEET Botany Biological Classification MCQs

Prepare for NEET Biology Biological Classification with MCQs & PYQs on NEET.GUIDE. Get free practice, previous year questions, and expert guidance to classify and identify organisms.

NEET Questions / Botany / Biological Classification