Paper II — Q4
(a) Explain various biological samples to be collected for laboratory investigation in bovines along with the tests which can be…
(a) Explain various biological samples to be collected for laboratory investigation in bovines along with the tests which can be applied on these samples. (20 marks) (b) Discuss different types of conventional vaccines and name the animal diseases against which the vaccines are available in India. (15 marks) (c) Describe the boundaries and contents of pelvic cavity in male and female bovines. (15 marks)
हिंदी में प्रश्न पढ़ें
(a) गोजातीय पशुओं में प्रयोगशाला जाँच के लिए एकत्रित किए जाने वाले विभिन्न जैविक नमूनों के साथ-साथ उन परीक्षणों की व्याख्या कीजिए, जिन्हें इन नमूनों पर लागू किया जा सकता है। (20 अंक) (b) विभिन्न प्रकार के पारंपरिक टीकों पर चर्चा कीजिए तथा उन पशुरोगों के नाम बताइए जिनके विरुद्ध ये टीके भारत में उपलब्ध हैं। (15 अंक) (c) नर और मादा गोजातीय पशुओं में पेल्विक गुहा की सीमाओं और अंतर्वस्तुओं का वर्णन कीजिए। (15 अंक)
Directive word: Explain
This question asks you to explain. The directive word signals the depth of analysis expected, the structure of your answer, and the weight of evidence you must bring.
See our UPSC directive words guide for a full breakdown of how to respond to each command word.
How this answer will be evaluated
Approach
The directive 'explain' in part (a) demands comprehensive elucidation of sample collection rationale and test methodology, while 'discuss' in (b) requires critical examination of vaccine types with Indian disease context, and 'describe' in (c) calls for precise anatomical detailing. Allocate approximately 40% of time/words to part (a) given its 20 marks, and 30% each to parts (b) and (c). Structure with a brief integrative introduction on diagnostic and preventive veterinary medicine, followed by clearly demarcated sections for each sub-part, and conclude with a synthesis on how laboratory diagnostics, vaccination, and anatomical knowledge converge in bovine health management.
Key points expected
- Part (a): Blood (EDTA/heparin/serum tubes), urine, milk, feces, skin scrapings, CSF, and tissue biopsies with specific tests—hematology, biochemical panels, bacteriology, PCR, ELISA, mastitis CMT/SCC, parasitology, and histopathology
- Part (a): Proper collection techniques, anticoagulants, transport media, and sample handling protocols to ensure diagnostic validity
- Part (b): Live attenuated, killed/inactivated, toxoid, and subunit/conventional vaccines with mechanisms of immunity induction
- Part (b): Indian vaccine availability—HS, FMD, anthrax, black quarter, enterotoxemia, brucellosis, Theileria, rabies, and poultry vaccines (Ranikhet, IBD, etc.)
- Part (c): Pelvic cavity boundaries—dorsal sacrum/coccygeal vertebrae, lateral ilium/ischium/pubis, ventral pelvic floor; obturator foramen and pelvic inlet/outlet dimensions
- Part (c): Male contents—urinary bladder, urethra, ampullae, vesicular glands, prostate, bulbourethral glands; Female contents—urinary bladder, urethra, vagina, cervix, uterus, ovaries with species-specific bovine anatomical variations
- Part (c): Sexual dimorphism in pelvic anatomy relevant to dystocia management and reproductive examination
Evaluation rubric
| Dimension | Weight | Max marks | Excellent | Average | Poor |
|---|---|---|---|---|---|
| Demand-directive understanding | 20% | 10 | Demonstrates precise understanding that 'explain' in (a) requires causal reasoning linking sample type to diagnostic purpose; 'discuss' in (b) demands evaluative comparison of vaccine platforms with Indian epidemiological context; and 'describe' in (c) necessitates spatial-topographical anatomical precision with functional correlations | Addresses all three directives but treats them uniformly without adapting depth or style; provides lists rather than explanations for (a), descriptions without evaluation for (b), or boundary lists without content integration for (c) | Misinterprets directives—treats 'explain' as mere listing, 'discuss' as description without comparison, or 'describe' as vague narration; conflates anatomical description with explanation or vice versa |
| Content depth & accuracy | 20% | 10 | For (a): specifies anticoagulants (EDTA-K2, sodium citrate, heparin), tube color coding, and test sensitivity/specificity; For (b): distinguishes between attenuated (S19 brucella, lapinized rinderpest historically) and killed vaccines with adjuvant types; For (c): accurately describes pelvic axis, inlet/outlet ratios, and species-specific bovine pelvic dimensions relevant to calving difficulty | Covers major samples and vaccines but with gaps in technical specifics—omits anticoagulant details, confuses live and killed vaccine examples, or describes pelvic contents without clear sex-specific organization | Significant factual errors—wrong anticoagulants, misclassified vaccines (calling FMD live when inactivated), anatomical inversions (male/female content confusion), or inclusion of non-bovine samples/vaccines |
| Structure & flow | 20% | 10 | Clear tripartite organization with proportional weighting; uses tables for sample-test pairing in (a), comparative matrix for vaccine types in (b), and labeled anatomical progression (cranial-to-caudal, dorsal-to-ventral) in (c); effective signposting and integrative transitions between clinical diagnostics, preventive medicine, and anatomical foundation | All three parts present but unevenly developed; some organization within parts but lacks cross-referencing; bullet points without logical sequencing or anatomical orientation unclear in (c) | Disorganized amalgamation without clear part demarcation; random information dump; no anatomical orientation in (c); missing parts or severely disproportionate treatment (e.g., 80% on one part) |
| Examples / case-law / data | 20% | 10 | Cites IVRI, ICAR-NRCE, or NDDB vaccine production standards; references specific Indian disease control programs (FMD-CP, NADCP for brucellosis); mentions diagnostic protocols from BIS/SP-18; includes breed-specific pelvic measurements for Indian cattle (Bos indicus vs. Bos taurus) and their dystocia implications | Generic mention of 'government institutes' or common vaccines without specific Indian scheme names; anatomical examples lack breed or production context; no reference to standard diagnostic protocols | No Indian context—uses only international examples; or completely absent institutional/scheme references; anatomical description without applied veterinary relevance |
| Conclusion & analytical edge | 20% | 10 | Synthesizes how laboratory diagnostics enable targeted vaccine strategies and how pelvic anatomy informs reproductive management; critically evaluates emerging molecular diagnostics replacing conventional tests, recombinant vaccines supplementing conventional platforms, and precision breeding for pelvic traits; projects One Health integration | Brief summary restating main points without synthesis; no forward-looking element or critical evaluation of limitations in conventional approaches | Absent or abrupt conclusion; or introduces entirely new information; no connection between the three parts' clinical applications |
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