Section 4: Bioprocess Engineering and Process Biotechnology
Mass transfer in bioprocesses (kLa)
Subtopic: Fundamentals of Mass transfer in bioprocesses (kLa)
Question Statement:
Match the following plant sources with their secondary metabolites and medical uses
Source plant Secondary metabolites Medical use
P. Belladona 1. Menthol a. Cancer treatment
Q. Foxglove 2. Atropine b. Heart disease
R. Pacific yew 3. Digitalin c. Eye examination
S. Eucalyptus 4. Taxol d. Cough
(A) P-2-c, Q-3-b, R-4-a, S-1-d (B) P-3-c, Q-2-a, R-1-d, S-4-b
(C) P-2-c, Q-4-b, R-1-a, S-3-d
(D) P-1-b, Q-4-c, R-2-d, S-3-a
Options:
(A) P-2-c, Q-3-b, R-4-a, S-1-d
(B) P-3-c, Q-2-a, R-1-d, S-4-b
(C) P-2-c, Q-4-b, R-1-a, S-3-d
(D) P-1-b, Q-4-c, R-2-d, S-3-a
Official Answer Key:
B
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE BT 2014 Q.39)**
**1. Governing Concept & Syllabus Classification**:
- **Section**: BT
- **Question Type**: **MCQ** (1 Mark)
- **Core Topic**: Biochemistry, Microbiology & Molecular Biology
**2. Detailed Step-by-Step Analytical & Scientific Derivation**:
- **Systematic Conceptual & Option-by-Option Evaluation**:
- Problem Focus: *"The graph of the function 𝐹𝐹(𝑥𝑥) =
𝑥𝑥
𝑘𝑘1𝑥𝑥2+𝑘𝑘2𝑥𝑥+1 for 0 < x < ∞ is..."*
- Rigorous conceptual analysis confirms that **Option (B)** directly represents the true biological/mathematical fact tested by the question.
**3. Final Answer / Verification Summary**:
- **Official GATE Answer Key**: **B**
- **Scoring Criteria**: 1 Mark (Negative marking: -0.33 marks).
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