Which of the following food items is produced by fermentation by the microbes?

A. Idli

B. Dosa

C. Toddy

D. Cheese

(1) A, B, C, D

(2) C, D

(3) A, C

(4) A, B, C

Subtopic:  Microbes in Household Products |
 84%
From NCERT
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Which industrial products are synthesized from microbes?

A. Antibiotics

B. Fermented beverages

C. Enzymes and chemicals

D. Bioactive molecules

(1) A, C, D

(2) A, B, C, D

(3) A, C

(4) A, B, C

Subtopic:  Industrial Products, Beverages & Antibiotics | Chemicals, Enzymes & Other Bioactive Molecules |
 83%
From NCERT
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The large vessels for growing microbes on an industrial scale are called:

1. Petri dish 2. Digestors
3. Biogas vessel 4. Fermentors
Subtopic:  Chemistry of Fermented Beverages |
 87%
From NCERT
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Which of the following organisms is used in the production of beverages?

1. Penicillium notatum

2. Saccharomyces cerevisiae

3. Aspergillus niger

4. Clostridium butylicum

Subtopic:  Chemistry of Fermented Beverages |
 95%
From NCERT
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The gas responsible for puffing-up appearance of dough comes from:

(1) Aerobic respiration

(2) Fermentation

(3) Photosynthesis

(4) Photorespiration

Subtopic:  Microbes in Household Products |
 89%
From NCERT
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Which of the following antibiotics was discovered first?
1. Streptomycin
2. Neomycin
3. Erythromycin
4. Penicillin

Subtopic:  Industrial Products, Beverages & Antibiotics |
 96%
From NCERT
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Acetic acid is produced by a:

(1) Fungus

(2) Bacterium

(3) Yeast

(4) Virus

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 75%
From NCERT
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Citric acid is produced by:

(1) Acetobacter aceti (a bacterium)

(2) Yeast (a fungus)

(3) Aspergillus niger (a fungus)

(4) Streptococcus (a bacterium)

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 88%
From NCERT
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Which of the following bacteria has a role in removing clots from the blood vessels?

1. Bacillus thuringiensis

2. Clostridium butylicum

3. Streptococcus

4. Lactobacillus

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 92%
From NCERT
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Statins used for lowering blood-cholesterol level are extracted from:

(1) Algae

(2) Bacteria

(3) Virus

(4) Yeast

Subtopic:  Chemicals, Enzymes & Other Bioactive Molecules |
 75%
From NCERT
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