The most common substrate used in distilleries for the production of ethanol is

(1) soya meal

(2) ground gram

(3) molasses

(4) corn meal

Subtopic:  Industrial Products, Beverages & Antibiotics | Chemistry of Fermented Beverages |
 75%
NEET - 2011
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Select the correct statement from the following

(1) Biogas is produced by the activity of aerobic bacteria on animal waste

(2) Methanobacterium is an aerobic bacterium found in rumen of cattle.

(3) Biogas, commonly called gobar gas, is pure methane

(4) Activated sludge-sediment in settlement tanks of sewage treatment plant is a right source of aerobic bacteria

Subtopic:  Microbes in Sewage Treatment |
 56%
From NCERT
NEET - 2010
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A common biocontrol agent for the control of plant disease is 

(1) Baculovirus

(2) Bacillus thuringiensis

(3) Glomus

(d) Trichoderma

Subtopic:  Microbes in Biocontrol Agent |
 50%
From NCERT
NEET - 2010
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Which one of the following is not used in organic farming?

(1) Glomus

(2) Earthworm

(3) Oscillatoria

(4) Snail

Subtopic:  Microbes as Biofertilizer |
 69%
NEET - 2010
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Which of the following plant species you would select for the production of bioethanol?

(1) Brassica

(2) Zea mays

(3) Pongamia

(4) Jatropha

Subtopic:  Chemistry of Fermented Beverages |
NEET - 2009
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Which of the following is not used as a biopesticide?

(1) Bacillus thuringiensis

(2) Trichoderma harzianum

(3) Nuclear Polyhedrosis Virus (NPV)

(4) Xanthomonas campestris

Subtopic:  Microbes in Biocontrol Agent |
 63%
From NCERT
NEET - 2009
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Probiotics are:

(1) safe antibiotics

(2) cancer induding microbes

(3) new kind of food allergens

(4) live microbial food supplement

Subtopic:  Industrial Products, Beverages & Antibiotics |
 55%
NEET - 2007
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A compound which is produced by an organism that inhibits growth of other organism is

called:

1. xenobiotics                         

2. antibiotic

3. antibody                             

4. interferon

Subtopic:  Industrial Products, Beverages & Antibiotics |
 79%
From NCERT
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Select the correct statement

(1) Acetobacter aceti produces citric acid.

(2) Saccharomyces cerevisiae is used as clot buster

(3) Penicillium notanum restrict the growth of Staphylococci

(4) Methanogens are found in aerobic conditions.

 

Subtopic:  Industrial Products, Beverages & Antibiotics |
 77%
From NCERT
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Which of the following statements is incorrect regarding fermentation ?

1. Propionibacterium is used to ferment the cheese.

2. The puffed-up appearance of dough is due to the production of CO2 gas. 

3. Fermentation in muscle produces ethanol.

4. Toddy is made by fermenting sap from palms.

Subtopic:  Chemistry of Fermented Beverages |
 85%
From NCERT
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