Penicillin is made employing __________ fermentation process.

Question

Penicillin is made employing __________ fermentation process.

A. Continuous

B. Aerobic batch

C. Anaerobic batch

D. None of these

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Dechlorination of treated water is necessary to

A. Remove residual turbidity

B. Reduce the bacterial load on filter

C. Control taste and odour

D. Remove chlorinous taste

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Phosphate rock is a raw material for the manufacture of

A. Phosphoric acid

B. Phosphorous

C. Superphosphates

D. All (A), (B) and (C)

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In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

A. (NH₄)₂SO₄

B. NH₄Cl

C. (NH₄)₂ NO₃

D. Liquid NH₃

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Nylon-6 as compared to Nylon-66 is having higher

A. Hardness

B. Abrasion/resistance

C. Melting point

D. None of these

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Catalytic oxidation-dehydrogenation of methyl alcohol produces

A. Formaldehyde

B. Phenol

C. Acetone

D. Maleic anhydride

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Presence of H₂S in raw water (to be chlorinated) results in the

A. Reduced softening capacity of zeolite

B. Increased dosage of chlorine to provide a disinfecting residual in the water

C. Easy removal of its hardness

D. None of these

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Raw materials used for producing __________ cement does not contain iron oxide.

A. Waterproof

B. Slag

C. White

D. Pozzolan

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Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively

A. V₂O₅ & Cr₂O₃.

B. Oxides of nitrogen & Cr₂O₃

C. V₂O₅ on a porous carrier & oxides of nitrogen

D. Oxides of nitrogen & V₂O₅ on a porous carrier

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A substance produced by a living organism and capable of anti-microbial activity is called a/an

A. Antibiotic

B. Antiseptic

C. Disinfectant

D. None of these

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The purpose of tanning in leather industry is to

A. Stiffen the leather

B. Smoothen the leather

C. Make it flexible

D. Impart water resistance

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Fire clay is __________ refractory material.

A. A basic

B. An acidic

C. A neutral

D. Not a

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Which of the following is not produced commercially from sea water?

A. Magnesium & potassium compounds

B. Common salt

C. Bromine

D. Iodine

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The most stable allotropic form of phosphorous is the __________ phosphorous.

A. White

B. Black

C. Yellow

D. Red

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Blue colour is imparted to glass by the addition of

A. FeSO₄

B. PbO

C. CaO

D. NaOH

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Hydrogenation of edible vegetable oils

A. Is an exothermic reaction

B. Increases their melting point

C. Is done in presence of nickel catalyst

D. All (A), (B) and (C)

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Presence of carbonaceous matter in the sewage

A. Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures

B. Reduces sulphate ions to sulphides causing obnoxious smell

C. Increases the quantity of chlorine used for its purification

D. All (A), (B) and (C)

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Riboflavin is a/an

A. Vitamin

B. Analgesic drug

C. Anaesthetics

D. Anti-malarial drug

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Tall oil obtained as a by-product from the black liquor recovery is

A. A black, sticky & viscous liquid

B. Used in the manufacture of greases, emulsions & soaps

C. Composed mainly of rosin & fatty acids

D. All (A), (B) & (C)

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Chloral is used in the manufacture of

A. DDT

B. BHC

C. Parathion

D. None of these

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A 'unit process' is exemplified by the

A. Distillation

B. Hydrogenation of oils

C. Absorption

D. Humidification

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Which of the following, when pyrolysed, produces Perchloroethylene?

A. Ethylene dichloride

B. Chlorobenzene

C. Carbon tetrachloride

D. Chlorinated paraffin

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Conversion of CO to CO2 by steam in presence of a catalyst is called

A. Steam reforming

B. Shift conversion

C. Steam gasification

D. None of these

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High temperature carbonisation of coal produces

A. Inferior coke compared to low temperature carbonisation

B. Less of gases compared to liquid products

C. Larger quantity of tar compared to low temperature carbonisation

D. None of these

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Paper pulp produced by Kraft/sulphate process is

A. Bleached easily

B. Dull white in color

C. Strong fibrous

D. Dark colored

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Which is the most efficient absorbent for SO₃ out of the following?

A. 20% oleum

B. 65% oleum

C. 78% H₂SO₄

D. 98% H₂SO₄

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Washing soda is chemically represented by

A. Na₂CO₃

B. Na₂CO₃.H₂O

C. Na₂CO₃.10H₂O

D. NaHCO₃

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__________ of quicklime produces slaked lime.

A. Hydration

B. Dehydration

C. Hydrogenation

D. None of these

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Neon gas is

A. Flammable in nature

B. Used in color discharge tube

C. Filled in lamps having tungsten filament

D. All (A), (B) and (C)

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More than 100 percent of __________ is present in oleum.

A. SO₃

B. H₂SO₄

C. H₂SO₃

D. SO₂

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Glycerine is not used in the

A. Manufacture of explosive

B. Conditioning and humidification of tobacco

C. Manufacture of pharmaceuticals

D. None of these

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Accepted Answer

B. Aerobic batch

Penicillin is made employing __________ fermentation process.

Correct Answer :

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Related Questions

Dechlorination of treated water is necessary to

Phosphate rock is a raw material for the manufacture of

In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

Nylon-6 as compared to Nylon-66 is having higher

Catalytic oxidation-dehydrogenation of methyl alcohol produces

Presence of H₂S in raw water (to be chlorinated) results in the

Raw materials used for producing __________ cement does not contain iron oxide.

Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively

A substance produced by a living organism and capable of anti-microbial activity is called a/an

The purpose of tanning in leather industry is to

Fire clay is __________ refractory material.

Which of the following is not produced commercially from sea water?

The most stable allotropic form of phosphorous is the __________ phosphorous.

Blue colour is imparted to glass by the addition of

Hydrogenation of edible vegetable oils

Presence of carbonaceous matter in the sewage

Riboflavin is a/an

Tall oil obtained as a by-product from the black liquor recovery is

Chloral is used in the manufacture of

A 'unit process' is exemplified by the

Which of the following, when pyrolysed, produces Perchloroethylene?

Conversion of CO to CO2 by steam in presence of a catalyst is called

High temperature carbonisation of coal produces

Paper pulp produced by Kraft/sulphate process is

Which is the most efficient absorbent for SO₃ out of the following?

Washing soda is chemically represented by

__________ of quicklime produces slaked lime.

Neon gas is

More than 100 percent of __________ is present in oleum.

Glycerine is not used in the

Also checkout

Penicillin is made employing __________ fermentation process.

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Dechlorination of treated water is necessary to

Phosphate rock is a raw material for the manufacture of

In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

Nylon-6 as compared to Nylon-66 is having higher

Catalytic oxidation-dehydrogenation of methyl alcohol produces

Presence of H2S in raw water (to be chlorinated) results in the

Raw materials used for producing __________ cement does not contain iron oxide.

Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively

A substance produced by a living organism and capable of anti-microbial activity is called a/an

The purpose of tanning in leather industry is to

Fire clay is __________ refractory material.

Which of the following is not produced commercially from sea water?

The most stable allotropic form of phosphorous is the __________ phosphorous.

Blue colour is imparted to glass by the addition of

Hydrogenation of edible vegetable oils

Presence of carbonaceous matter in the sewage

Riboflavin is a/an

Tall oil obtained as a by-product from the black liquor recovery is

Chloral is used in the manufacture of

A 'unit process' is exemplified by the

Which of the following, when pyrolysed, produces Perchloroethylene?

Conversion of CO to CO2 by steam in presence of a catalyst is called

High temperature carbonisation of coal produces

Paper pulp produced by Kraft/sulphate process is

Which is the most efficient absorbent for SO3 out of the following?

Washing soda is chemically represented by

__________ of quicklime produces slaked lime.

Neon gas is

More than 100 percent of __________ is present in oleum.

Glycerine is not used in the

Also checkout

Presence of H₂S in raw water (to be chlorinated) results in the

Which is the most efficient absorbent for SO₃ out of the following?