76. | Penicillin is produced by fungal cell as their rate of growth |
a. | Speeds up |
b. | Slows down |
c. | Double |
d. | Constant |
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Answer: (b).Slows down
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77. | Sewage is normally decomposed by |
a. | Autotrophic organism |
b. | Saprophytic micro organism |
c. | Hetrotrophic organism |
d. | Decomposed organism |
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Answer: (b).Saprophytic micro organism
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