The GATE Grind

GATE 2025 BT – Question 19

Plant, Animal and Microbial Biotechnology · Microbes: Production of biomass and metabolites, biofuels, bioplastics, enzymes, antibiotics, recombinant proteins, clinical, food and industrial microbiology · 1 mark · Multiple choice

Correctly match the following Product classes with their representative Products.

Product classProduct
P. Biofuel1. Cellulase
Q. Bioplastic2. Cephalosporin
R. Industrial enzyme3. Butanol
S. Antibiotic4. Poly-lactic acid
5. Rituximab
  1. P-1; Q-5; R-3; S-2
  2. P-3; Q-4; R-5; S-2
  3. P-3; Q-2; R-1; S-5
  4. P-3; Q-4; R-1; S-2

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Show answer and explanation

Correct answer: (D) P-3; Q-4; R-1; S-2

Explanation

Butanol is a biofuel, poly-lactic acid is a bioplastic, cellulase is an industrial enzyme and cephalosporin is an antibiotic. Rituximab is a monoclonal antibody drug and fits none of the four classes.