IGCSE O Level Biology Practice Test 161

Antibiotics: Penicillin Production Quiz Questions and Answers PDF Download - 161

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The Quiz MCQ: In penicillin production, the pH of culture medium is maintained between; "Antibiotics: Penicillin Production" App Download (Free) with answers: 4 and 6; 5 and 6; 6 and 7; 4 and 5; for GRE test prep classes. Learn Microorganisms and Applications in Biotechnology Questions and Answers, Apple eBook to download free sample to study online classes courses.

Antibiotics: Penicillin Production Questions and Answers PDF Download: MCQ 161

MCQ 801:

In penicillin production, the pH of culture medium is maintained between

5 and 6
4 and 6
6 and 7
4 and 5

MCQ 802:

Using manganese oxide as a catalyst, in heating potassium chlorate (KClO₃), manganese oxide (Mn_xO_y)

evaporates
melts
remains unchanged
becomes magnesium carbonate

MCQ 803:

First stable form of carbohydrates (C_nH_2mO_m) formed in photosynthesis is

complex sugars
disaccharides
cellulose
glucose

MCQ 804:

Survival of aquatic organisms only in their environment is an example of

high specialization
less specialization
adaptation
metabolism

MCQ 805:

If adrenaline increases the blood flow in muscles, the long term effect will be

the feeling of being more alive
vasoconstriction of muscles occurs
an improved muscular performance
muscles becoming tense and painful

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