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Q.154 Zoology ⭐ 360° Option Elimination Active
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NEET 2024 Zoology Question 154 Solution

Topic: Human Health and Disease · Official NTA Booklet Code T1
NEET 2024 Zoology Question 154: Causative Pathogens and Taxonomic Classification of Human Diseases

Question

Match List I with List II. List I: A. Typhoid; B. Leishmaniasis; C. Ringworm; D. Filariasis. List II: I. Fungus; II. Nematode; III. Protozoa; IV. Bacteria. Choose the correct answer from the options given below:

✓
Verified Against NTA Final Answer Key
Option (4) : A-IV, B-III, C-I, D-II
📚 Human Health and Disease Easy
📋 Given Parameters & Problem Setup
List I (Diseases) A: Typhoid; B: Leishmaniasis; C: Ringworm; D: Filariasis
List II (Pathogen Groups) I: Fungus; II: Nematode; III: Protozoa; IV: Bacteria
⚡

The 30-Second Exam Hall Shortcut: ⚡ Infectious Pathogen Grouping

⏱️ Save ~25 seconds

Typhoid = Salmonella (Bacteria IV); Leishmaniasis = Leishmania (Protozoa III); Ringworm = Trichophyton (Fungus I); Filariasis = Wuchereria (Nematode/Helminth II)! Result: A-IV, B-III, C-I, D-II!

1 A. Typhoid: caused by bacterium Salmonella typhi (IV).
2 B. Leishmaniasis (Kala-azar): caused by protozoan Leishmania donovani (III).
3 C. Ringworm: caused by fungi of genera Microsporum, Trichophyton, Epidermophyton (I).
4 D. Filariasis (Elephantiasis): caused by filarial nematode worm Wuchereria bancrofti (II).
5 Matching order: A-IV, B-III, C-I, D-II -> Option (4) / D.
🛡️
Why You Can 100% Trust This Shortcut: NCERT Biology · Human Health and Disease (Common Infectious Pathogens in Humans)
📐

Step-by-Step Rigorous Workflow & Mathematical Proof

Step 1

Match Bacterial and Protozoan Diseases

Salmonella typhi is a pathogenic bacterium which causes typhoid fever in human beings (A -> IV). Leishmania is a flagellated protozoan causing visceral leishmaniasis (B -> III).

Step 2

Match Fungal and Nematode Diseases

Many fungi belonging to the genera Microsporum, Trichophyton and Epidermophyton are responsible for ringworms in humans (C -> I). Wuchereria (W. bancrofti and W. malayi), the filarial worms, are nematodes causing slowly developing chronic inflammation in lymphatic vessels of the lower limbs (D -> II).

Step 3

Confirm Sequence

A-IV, B-III, C-I, D-II matches Option (4).

⭐

360° Option Elimination Engine Key Feature

Diagnose every choice: Know exactly why the right option works and why distractors fail.

4-Option Deep Scan
1 (1)
✗ Incorrect
Verdict & Scientific Reason:

Mismatches Typhoid with Protozoa and Ringworm with Bacteria.

⚠️
Student Fallacy (Why candidates pick this trap): Mismatches Typhoid with Protozoa and Ringworm with Bacteria.
2 (2)
✗ Incorrect
Verdict & Scientific Reason:

Mismatches Typhoid with Nematode.

⚠️
Student Fallacy (Why candidates pick this trap): Mismatches Typhoid with Nematode.
3 (3)
✗ Incorrect
Verdict & Scientific Reason:

Mismatches Typhoid with Fungus.

⚠️
Student Fallacy (Why candidates pick this trap): Mismatches Typhoid with Fungus.
4 (4)
✓ 100% Correct
Verdict & Scientific Reason:

Accurately pairs all four human infectious diseases with their corresponding pathogen taxonomical categories.

💡
Why this is airtight: None.
⚠️

NTA Trap Alert: Ringworm Name Fallacy

Assuming Ringworm is caused by a worm (helminth/nematode) due to its name.

🛡️ How to avoid the -1 mark: Ringworm is NOT a worm; it is a fungal cutaneous infection (dermatophytosis).
📖

Core NEET Syllabus Standard

Biology Core Zoology · Human Health and Disease Standard Benchmark
Core Scientific Principle Tested:

"Salmonella typhi is a pathogenic bacterium... Many fungi belonging to genera Microsporum, Trichophyton and Epidermophyton are responsible for ringworms... Wuchereria (W. bancrofti and W. malayi), the filarial worms cause filariasis."

Syllabus Focus: Causative Pathogens and Taxonomic Classification of Human Diseases
✓ Core NEET UG Syllabus Anchor Syllabus & Academic Standards ↗

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⚖️ Legal & Fair Dealing Notice: Sourced from publicly released NEET 2024 question papers and NEET answer keys for private study, research, and non-commercial educational practice under Fair Dealing (Section 52(1)(a) of the Indian Copyright Act, 1957). Not affiliated with or endorsed by NTA or NMC.

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