Subtopic: Fundamentals of Biomolecules, enzyme kinetics
Question Statement:
Match the items in Group I with Group II:
Group I (Microorganism):
P. Saccharomyces cerevisiae
Q. Aspergillus niger
R. Corynebacterium glutamicum
S. Penicillium chrysogenum
Group II (Commercial Product):
1. Citric acid
2. Ethanol
3. Penicillin
4. Glutamic acid
Options:
(A) P-2, Q-1, R-4, S-3
(B) P-1, Q-3, R-2, S-4
(C) P-3, Q-4, R-1, S-2
(D) P-4, Q-2, R-3, S-1
Official Answer Key:
A
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE BT 2010 Q.36)**
**1. Governing Concept & Syllabus Classification**:
- **Section**: Biotechnology
- **Question Type**: **MCQ** (2 Marks)
- **Core Topic**: Biochemistry, Microbiology & Molecular Biology
**2. Detailed Step-by-Step Analytical & Scientific Derivation**:
- **Systematic Conceptual & Option-by-Option Evaluation**:
- Problem Focus: *"Maich the iterns in Group I with Group 11
Group I (Vectors)
Group II (Maximum DNA packaging)
P. A phage
Q. Bacterial Artificial Chromosomes (BACs)
1. 35-45 kb
2. 100-300 kb
S.
R.
Pl derived Artificial Chromosomes (PACS)
..."*
- **Option (C) [CORRECT]**: *""*
- Validated by canonical biochemistry/biotechnology literature. Specifically matches the molecular mechanism, kinetic model, or empirical finding required.
- **Option (A) [INCORRECT]**: *"P-3. Q-4. R-1. S-2
P-4. Q-3.R-2.S-1"* does not satisfy the precise boundary conditions or molecular specificity.
- **Option (B) [INCORRECT]**: *"- 1. 0-3. R-2. 5-"* does not satisfy the precise boundary conditions or molecular specificity.
- **Option (D) [INCORRECT]**: *"-1. Q-2. R-3. 5-
BT
--- PAGE 7 ---
2010"* does not satisfy the precise boundary conditions or molecular specificity.
**3. Final Answer / Verification Summary**:
- **Official GATE Answer Key**: **C**
- **Scoring Criteria**: 2 Marks (Negative marking: -0.66 marks).
Practice This in Real CBT Exam Interface
Test yourself with the official TCS-iON palette, virtual calculator, and immediate performance analytics.