Size Separation MCQ Quiz | GPAT, Drug Inspector, DCO, Pharmacist, EXIT Exam

228

Created on July 21, 2023 By

Pharmapedia

Size Separation MCQ Quiz

Topic: Size Separation; No of MCQ-23; You will get answer upon submitting the quiz.

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1 / 23

As per IP-1996, the pharmaceutical powders were classified into _____ types

2 / 23

Identify the incorrect powder combinations
Grade of powder Sieve through which all particles must pass
I. Course powder 10#
II. Moderately course powder 22#
III. Moderately fine powder 85#
IV. Very fine powder 120#

Option (I), (II) and (III) are correct and (IV) is incorrect

Only (III) is correct and remaining all are incorrect

Only (III) is incorrect

All are correct

3 / 23

Size separation can be used

To prepare granules of desired size

To measure particle size & size distribution

To know the efficiency of size reduction equipment

All of the above

4 / 23

Screen number denotes number of meshes in linear length

25.4 mm

0.254 mm

254 mm

2.54 mm

5 / 23

Which of the following standards are given for sieves mean for pharmaceutical testing

Number of sieve

Nominal diameter of wire

Tolerance average aperture size

All of the above

6 / 23

In cyclone separator, the separation depends on

Density and shape

Shape and surface area

Size and density

Surface texture and size

7 / 23

Which of these is not mechanism of size separation

Agitation

Brushing

Centrifugation

All of the above

8 / 23

“Number of sieves” indicates

Distance between the wires

Specific diameter of the wire

Number of meshes

Area of the meshes

9 / 23

Which are the following force used in cyclone separator for size separation of particles

Adhesive force

Centrifugal force

Cohesive force

Shearing force

10 / 23

Size separation is also known as

Sieving

Sifting

Classifying

All of the above

11 / 23

Size classification is also known in one of the following terms

Size analysis

Size distribution

Size reduction

Size seperation

12 / 23

During size separation, movement of particles can be enhanced by one of the following modes

Agitation

Attrition

Gravitation

Mixing

13 / 23

In ________ method, size separation is based on low density of fine particles and high density of the coarse particles

Air separator

Sieving

Cyclone separator

Elutriation

14 / 23

In the sieving method, the powder is passed through a set of sieves which are arranged

In descending order

At random

In ascending order

None of the above

15 / 23

Which one is called as course powder

All particles must pass through sieve no 10

All particles must pass through sieve no 22

All particles must pass through sieve no 44

All particles must pass through sieve no 85

16 / 23

In cyclone separator, the powder is separated depending on its

Particle size

Particle size an density of particles

Density of particles

Shape of powder

17 / 23

What is a “Nominal size aperture”

This is the number of meshes in a length of 25.4mm

This is the distance between the wires, so that it represents the length of the side of the square aperture

Nominal diameter of the wire

This is the number of meshes in a length of 1 inch

18 / 23

Order of sieves in sieving is

Coarse, moderately coarse, moderately fine, fine, very fine

Moderately coarse, coarse, moderately fine, fine, very fine

Moderately coarse, coarse, fine, moderately fine, very fine

Coarse, moderately coarse, fine, moderately fine, very fine

19 / 23

The degree of particle size of a powder is expressed in the pharmacopoeia in the form of

Sieve number

Amount of powder pass through sieve

Nominal mesh aperture size of sieve

Approx. percentage sieving area

20 / 23

Metal used for making the sieve

Zinc

Stainless steel

Tin

Aluminium

21 / 23

The nature of pharmaceutical powders is

Mono disperse

Poly disperse

Bi disperse

None of the above

22 / 23

Wet sieving method includes

Sedimentation

Agitation

Centrifugation

All of the above

23 / 23

Common standards used for sieves are

Tyler standard sieve series (in USA)

US standard sieve series (in USA)

British standard sieve series (in UK)

All of the above

Your score is

The average score is 46%

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Category: Microbiology

162

Created on December 27, 2021

ANTISEPTIC AND DISINFACTAN MCQ Quiz-Pharmapedia

Antiseptic and Disinfectant-Microbiology MCQ Quiz | GPAT Pharmacist DI NIPER

1 / 20

Temperature & time used in holder method of Pasteurization is

63°C for 30 minutes

63°C for 50 minutes

72°C for 20 seconds

72°C for 20 minutes

2 / 20

Temperature & time period used in hot air oven is

160°C for 2 hrs

140°C for 2 hrs

160°C for 1 hr

None

3 / 20

Chemical disinfectants which can be safely applied to living tissue to prevent infection are known as

Formaldehyde

Antiseptics

Ethylene oxide

None of the above

4 / 20

The process by which on article medium or surface is made free of Microorganism/MO is known as

Sterilization

Disinfection

Asepsis

Pasteurization

5 / 20

Disposable syringes are sterilized by

Autoclave

Gamma radiations

Filtration

Incineration

6 / 20

Antiseptic action of alcohol mainly due to

denaturing the protein

Oxidation of protein

Interfere with nucleic acid synthesis

None

7 / 20

Which of the following is a non-ionization radiation used in disinfectant/sterilization

Gamma rays

X-rays

UV radiation

Cosmic rays

8 / 20

In Tyndallisation process user for sterilization of egg, serum media involves

Heat at 100°C for 20 minutes on three successive days

Heat at 100°C for 20 minutes on two successive days

80 - 85°C for 30 minutes for 3 consecutive days

none

9 / 20

Flash method of Pasteurization

63°C for 30 minutes

72°C for 20 sec followed by cooling quickly to 13°C or lower

80 - 85°C for 30 minutes

At 100°C

10 / 20

Biological indicator used in moist heat sterilization method to check effectiveness of a given sterilization method

B. subtilis

Bacillus streareothermophilus

Bacillus pumilus

Pseudomonas dimunuta

11 / 20

Cold sterilization is also know as

Gamma radiation

Autoclave

Hot air oven

None

12 / 20

Physical Integrity test for disc membrane filter is checked by

Bubble point test

Clarity test

DOP test

both a & c

13 / 20

In HEPA filter, HEPA stands for ...

High efficiency paper air

High effective particulate air

High efficiency particulate air

High efferent particulate aerosol

14 / 20

Porosity of membrane filter medium in the process of sterilization by filtration

0.45 μm

0.22 μm

1 μm

2 μm

15 / 20

In dry heat Sterilization holding temp & time

160°C & 2 hrs

170°C & 1 hr

180°C & 30 minutes

All of these

16 / 20

. Sterilization of Non-aqueous thermostable can be carry out using

Autoclave

Dry heat Sterilization

Ethylene oxide gas

Radiation

17 / 20

Holding temperature & time in the moist heat sterilization (Autoclave)

160°C for 2 hrs

650°C for 1 minutes

121°C for 15 minutes

63°C for 30 minutes

18 / 20

To sterile aqueous & surgical materials which one of the following method would be preferred

moist heat sterilization

Radiation method

Dry heat sterilization

Membrane filtration method

19 / 20

Culture media use to carry out sterility test of parenteral & ophthalmic preparation

Fluid thioglycolate medium

Soyabean case in digest medium

Alternative thioglycolate medium

all of these

20 / 20

Sterility test for sterile preparation are carried out by

Membrane filter method

Direct innoculation methodethod

Pyrogen test

Rabbit test

both a & b

Your score is

The average score is 45%

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Created on August 15, 2022 By

Pharmapedia

Pharmapedia

Antiseptic & Disinfectant MCQ Quiz part II- GPAT Pharmacist NIPER DI

1 / 22

Which of the following methods is useful for sterilization of antisera?

Filtration

Hot air oven

Tyndallisation

Autoclaving

2 / 22

Browne’s tube is used as indicator for efficacy of:

Ultraviolet rays

Heat sterilization

Filtration

Chemical sterilization

3 / 22

The efficiency of moist-heat sterilization is tested with

Vegetative cells of Bacillus stearothermophilus

pores of Bacillus stearothermophilus

Spores of aerobic bacteria

Clostridium botulinum

4 / 22

All of the following disinfectant contains heavy metal EXCEPT

Mercurochrome

Chlorine

Copper sulfate

Merthiolate

Silver nitrate

5 / 22

All of the following are sporicidal except

ethylene oxide

stabilized hydrogen peroxide

formaldehyde

glutaraldehyde

alcohol

6 / 22

Which of the following method is best to sterilize heat labile solutions?

Autoclave

Membrane filtration

Pasteurization

Hot Air Oven

7 / 22

Which of the following was the first widely used antiseptic and disinfectant?

Iodine

Alcoholes

Phenol

Chlorine

8 / 22

Identify the term that describes a disinfectant that can kill bacteria

Bactericidal

Bacteriostatic

Pathogenic

Bacteriosis

9 / 22

Identify the term that describes an environment completely free of microorganisms:

Antibiotic

Asepsis

Antisepsis

None

10 / 22

Identify the correct definition of an antiseptic:

Chemicals that kill or prevent infection and damage living tissues

Chemicals that kill or prevent infection without damaging living tissues

Chemicals that can only kill or prevent infection on non-living tissues

Chemicals that can only kill or prevent infection on animal housing

11 / 22

Isopropyl alcohol show maximum antiseptic activity

20-30 %

60-70 %

35 %

99.9 %

12 / 22

Cidex contains

Chlorhexidine and Cetrimide

Glutaraldehyde

Cresol

Chloroxylenol

13 / 22

Efficacy testing of Disinfectant is carries out by

Carrier test

Suspension tests

Capacity test

Field Test

All of these

14 / 22

Test organism used in the phenol coefficient road, test organism is

B. subtilis

Salmonell typhi

B pumilus

Pseudomonas diminuta

15 / 22

Which of the following is a/an intermediate level disinfectant?

Glutaraldehyde

peracitic acid

Hydrogen peroxide

Alcohols

16 / 22

R-W coefficient test is used to evaluate

Antibiotic activity

Sterility of packaging material

Nature of organism in bacterial infection

Bactericidal activity

17 / 22

Which of the following is used commercially for sterilization of disposable plastic items

Ethylene oxide

Autoclave

Glutaraldehyde

Ethyl alcohol

18 / 22

Glutaraldehyde is used for sterilization of

Cystoscopes

Endoscopes

Broncho scopes

All of these

19 / 22

Gamma radiation can be used for sterilization of the followings

Plastic syringes

Catheter

Swabs

all of these

20 / 22

Which bacteria spores are used in hot air oven sterilization

Stearothemophilus

Bacillus subtilis subsp niger

Pseudomonas aeroginosa

Catheters

21 / 22

Steam sterilization at 100 for 20 minutes on 3 successive days is known as

Tyndallisation

Inspissation

Pasteurization

Vaccine bath

22 / 22

Bacteria that can survive in holder method of Pasteurization

Bordetella pertussis

Coxiella burnetii

Salmonella typhi

Myobacterium bovis

Your score is

The average score is 38%

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123

Created on August 25, 2022 By

Pharmapedia

Microbiology

Microbiology QUIZ Part X– IMMUNITY & VACCINE

NameEmailMob Number

1 / 14

Which of the following immunity is called the first line of defence?

a) Innate Immunity

b) Active immunity

c) Passive immunity

d) Acquired immunity

2 / 14

Cells Involved In Innate Immunity are

a) Phagocytes

b) Natural Killer Cells

c) Macrophages

d) All of the above

3 / 14

Skin, body hair, cilia, eyelashes, the respiratory tract and the gastrointestinal tract are examples of

a) Physical barrier

b) Cellular barriers

c) Cytokine barriers

d) Physiological barriers

4 / 14

Which of the following cells is involved in humoral immunity?

a) T-cells

b) B-cells

c) B-cells

d) Both T and B cells

5 / 14

Which of the following conveys the longest-lasting immunity to an infectious agent?

a) Active immunity

b) Passive immunity

c) Both (a) and (b)

d) None of the above

6 / 14

Which of the following cells is involved in cell-mediated immunity?

a) T-cells

b) B-cells

c) Mast cells

d) Both T and B cells

7 / 14

Which of the following statements is true about Passive Immunity?

a) This immunity causes reactions

b) This immunity develops immediately

c) This immunity lasts only for a few weeks or months

d) All of the above.

8 / 14

B-cells and T-cells are two types of cells involved in

a) Innate Immunity

b) Active immunity

c) Passive immunity

d) Acquired immunity

9 / 14

Which of the following immunity is present from our birth?

a) Innate Immunity

b) Active immunity

c) Passive immunity

d) Acquired immunity

10 / 14

All of the following are killed vaccines except

a) Salk vaccine

b) Hepatitis B vaccine

c) Non-neural vaccines for rabies

d) MMR

11 / 14

All of the following are live vaccines except:

a) BCG

b) Sabin vaccine

c) MMR

d) TAB vaccine

12 / 14

Artificial passive immunity may be induced by

a) Antiserum injection

b) Vaccination

c) Maternal antibodies

d) All of the above

13 / 14

Vaccination induces:

a) Active natural immunity

b) Passive natural immunity

c) Active artificial immunity

d) Passive artificial immunity

14 / 14

Clinical or subclinical infections lead to

a) Active natural immunity

b) Passive natural immunity

c) Active artificial immunity

d) Passive artificial immunity

Your score is

The average score is 36%

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Created on August 14, 2022 By

Pharmapedia

Microbiology

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Join Free Daily Quiz for AIIMS Pharmacist- Click here to Download Our Android app

As per IP-1996, the pharmaceutical powders were classified into _____ types

Identify the incorrect powder combinationsGrade of powder Sieve through which all particles must passI. Course powder 10#II. Moderately course powder 22#III. Moderately fine powder 85#IV. Very fine powder 120#

Size separation can be used

Screen number denotes number of meshes in linear length

Which of the following standards are given for sieves mean for pharmaceutical testing

In cyclone separator, the separation depends on

Which of these is not mechanism of size separation

“Number of sieves” indicates

Which are the following force used in cyclone separator for size separation of particles

Size separation is also known as

Size classification is also known in one of the following terms

During size separation, movement of particles can be enhanced by one of the following modes

In ________ method, size separation is based on low density of fine particles and high density of the coarse particles

In the sieving method, the powder is passed through a set of sieves which are arranged

Which one is called as course powder

In cyclone separator, the powder is separated depending on its

What is a “Nominal size aperture”

Order of sieves in sieving is

The degree of particle size of a powder is expressed in the pharmacopoeia in the form of

Metal used for making the sieve

The nature of pharmaceutical powders is

Wet sieving method includes

Common standards used for sieves are

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Category: Microbiology

In dry heat Sterilization holding temp & time

Low redox potential of culture medium is required for growth of

The bacteria which require higher level of carbon dioxide for their growth are known as

Which one of the following bacteria can grow in acidic pH?

Bacteria which can grow at temperature between 25 and 40 are known as

Generation time of Mycobacterium tuberculosis is about

The efficiency of moist-heat sterilization is tested with

Which of the following immunity is called the first line of defence?

Cells Involved In Innate Immunity are

Skin, body hair, cilia, eyelashes, the respiratory tract and the gastrointestinal tract are examples of

Which of the following cells is involved in humoral immunity?

Which of the following conveys the longest-lasting immunity to an infectious agent?

Which of the following cells is involved in cell-mediated immunity?

Which of the following statements is true about Passive Immunity?

B-cells and T-cells are two types of cells involved in

Which of the following immunity is present from our birth?

All of the following are killed vaccines except

All of the following are live vaccines except:

Artificial passive immunity may be induced by

Vaccination induces:

Clinical or subclinical infections lead to

Which is the first human disease proved to be of viral origin?

Who introduced vaccination method for prevention of small pox?

Who proposed ‘side chain theory’ of antibody production?

Who discovered Mycobacterium tuberculosis?

Who introduced methods of obtaining bacteria in pure cultures using solid media?

The term vaccine was coined by:

Who introduced the techniques of sterilization?

Who is known as the Father of Microbiology?

Who is known as the ‘Father of Chemotherapy’?

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Identify the incorrect powder combinations
Grade of powder Sieve through which all particles must pass
I. Course powder 10#
II. Moderately course powder 22#
III. Moderately fine powder 85#
IV. Very fine powder 120#