Match List I with List II. List I List II A. Clostridium butylicum I. Ethanol B. Saccharomyces cerevisiae II. Streptokinase C. Trichoderma polysporum III. Butyric acid D. Streptococcus sp. IV. Cyclosporin-A Choose the correct answer from the options given below.
Answer: (B) A-III, B-I, C-IV, D-II. Answer: (B) A-III, B-I, C-IV, D-II Solution: The correct microbe-to-product pairings are: Clostridium butylicum produces butyric acid (III), Saccharomyces cerevisiae produces ethanol (I), Trichoderma polysporum produces cyclosporin-A (IV), and Streptococcus sp.
- A.A-II, B-IV, C-III, D-I
- B.A-III, B-I, C-IV, D-II✓
- C.A-IV, B-I, C-III, D-II
- D.A-III, B-I, C-II, D-IV
Correct Answer
(B) A-III, B-I, C-IV, D-II
Solution & Explanation
Answer: (B) A-III, B-I, C-IV, D-II Solution: The correct microbe-to-product pairings are: Clostridium butylicum produces butyric acid (III), Saccharomyces cerevisiae produces ethanol (I), Trichoderma polysporum produces cyclosporin-A (IV), and Streptococcus sp. produces streptokinase (II). This matches option (B). NCERT Reference: Ch 8, p.153, line 13 — "aceti (a bacterium) of acetic acid; Clostridium butylicum (a bacterium) of"