mcq biology

DBT BET JRF Exam 2017 Model Questions with Answer Key and Explanations Part 1


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DBT BET JRF Exam, 2017
Model Question Paper with Answer Key and Explanations

(Biology / Life Sciences MCQ: Multiple Choice Questions)

(1).  _____ can serve as an alternative to ethidium bromide to stain DNA for detection on gels

a.       Mitomycin C
b.      Acridine orange
c.       SYBR Green I
d.      Acriflavine

(2). _____ is a sensitive technique to find out the number of template molecules originally present in a PCR reaction.

a.       Hot start PCR
b.      Real time PCR
c.       AP PCR
d.      Reverse Transcriptase PCR

(3).  Using __________ it is possible to generate fluorescence in quantitative PCR reactions

a.       TaqMan probes
b.      Molecular beacons
c.       Scorpion probes
d.      All of the above

(4). For whole genome amplification, creating very long DNA products ________ method can be employed with great success

a.       MDA
b.      PEP
c.       iPEP
d.      DOP

(5).  ________ polymerase has the ability to add ~70,000 nucleotides every time it binds to primer and has a very low error rate.

a.       Taq polymerase
b.      Tli polymerase
c.       Pfu polymerase
d.      Bacteriophage ϕ 29 polymerase

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Botany lecture notes

Kerala PSC Botany Lecturer Exam 2017 Model Question Paper 3/3


psc botany lecture questions

Kerala PSC Botany Lecturer / Assistant Professor Model Question Paper 2017 Part 3/3

Model/Sample Question Paper of Kerala PSC Botany Lecturer/Assistant Professor Recruitment Examination to be conducted by Kerala Public Service Commission Question for the appointment of Botany Lecturer/Assistant Professor in Government Colleges of Kerala under the Directorate of Collegiate Education, Trivandrum, Kerala. Questions are in MCQ (Multiple Choice Questions) format.

Botany Lecturer Test: Model Questions Set – 3/3

(1). The concept of raising the profile of a particular species to successfully leverage more support for biodiversity conservation of biodiversity is denoted as:

a.       Keystone species concept
b.      Flagship species concept
c.       Umbrella species concept
d.      Indicator species concept

(2). Gelatinous fibres are:

a.       Long sclerenchymatous cells with highly lignified secondary wall
b.      Short sclerenchymatous cells with slightly lignified secondary wall
c.       Fibres with cellulosic secondary cell wall
d.      Fibres with hemicellulosic secondary cell wall

(3). Which of the following is a C3 plant?

a.       Maize
b.      Sugarcane
c.       Sorghum
d.      Rice

(4). The wrong rejection of a true null hypothesis is denoted as:

a.       Type I error
b.      Type II error
c.       Type III error
d.      Type IV error

(5). Carl Woese is best known for his contribution in:

a.       Gene mapping
b.      Three domain system of classification
c.       Genetic engineering
d.      Shotgun sequencing

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Botany lecture notes

Kerala PSC Botany Lecturer Recruitment Test 2017: Model Question Paper 1/3


monothecous reniform anthers of hibiscus

Kerala PSC Botany Lecturer / Assistant Professor Model Question Paper 2017

Model/Sample Question Paper of Kerala PSC Botany Lecturer/Assistant Professor Recruitment Examination to be conducted by Kerala Public Service Commission Question for the appointment of Botany Lecturer/Assistant Professor in Government Colleges of Kerala under the Directorate of Collegiate Education, Trivandrum, Kerala. Questions are in MCQ (Multiple Choice Questions) format.

Botany Lecturer Test: Model Questions Set – 1/3

(1). Enzymes used to isolate protoplast are:

a.       Cellulase and lipase
b.      Pectinase and lipase
c.       Cellulases and pectinases
d.      Proteolytic enzymes and cellulose

(2). Which of the following statement describes the androecium of Malvaceae

a.       Numerous stamens, dithecous anthers
b.      Monadelphous, dithecous anthers
c.       Monadelphous, monothecous anthers
d.      Synandrous, monothecous anthers

(3). Which chemical induces fusion of the protoplast in somatic hybridization?

a.       Boric acid
b.      Polyethelene glycol
c.       Phosphoenol pyruvate
d.      Ethylene

(4). A continuous system formed by protoplasts and plasmodesmata in a tissue is

a.       Apoplast
b.      Protoplast
c.       Symplast
d.      Chloroplast

(5). Two or more related species that are morphologically identical but are incapable of producing fertile hybrids are called as:

a.       Biological species
b.      Sibling species
c.       Vicariance
d.      Typological species

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Lecture notes in Microbiology

MCQ on History of Microbiology (MCQ 05) with Answer Key


mcq on history of microbiology

MICROBIOLOGY MCQ-05
(Biology / Life Sciences MCQ: Multiple Choice Questions in Microbiology)

MCQ on Scientists & Discoveries in Microbiology Part 2
(Sample/Model/Practice Questions for NEET, AIPMT, M.Sc. and Medical Entrance Examination)


1. Who discovered Mycobacterium tuberculosis?

a.       Koch
b.      Jenner
c.       Pasteur
d.      Virchow

2. Mycobacterium lepree was discovered by:

a.       Pasteur
b.      Jenner
c.       Koch
d.      Hansen

3. Antibodies were discovered by:

a.       Edelman
b.      Porter
c.       Edelman and Porter
d.      Edelman and Hess

4. Streptococcus pneumonia was discovered by:

a.       Pasteur
b.      Jenner
c.       Koch
d.      Hansen

5. Who discovered Bacillus anthacis?

a.       Koch
b.      Pasteur
c.       Jenner
d.      Hansen

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Lecture notes in Microbiology

MCQ on Scientists and Discoveries in Microbiology with Answer Key (MCQ 04)


Scientists in Microbiology MCQ

MICROBIOLOGY MCQ-04
(Biology / Life Sciences MCQ: Multiple Choice Questions in Microbiology)

MCQ on Scientists & Discoveries in Microbiology Part 1
(Sample/Model/Practice Questions for NEET, AIPMT, M.Sc. and Medical Entrance Examination)


1. Scientist who demonstrated that open tubes of broth remained free of microbes when air was free of dust:

a.       Tyndal
b.      Pasteur
c.       Petri
d.      Francesco Redi

2. Who discovered bacterial transformation?

a.       Jenner
b.      Griffith
c.       Messelson
d.      Tautum

3. Who is known as the father of microbiology?

a.       Rasteur
b.      Koch
c.       Leewenhoek
d.      Robert Hook

4. Who is known as the father of medical microbiology?

a.       Koch
b.      Pasteur
c.       Jenner
d.      Tautum

5. Antiseptic properties were first described by:

a.       Jenner
b.      Pasteur
c.       Lister
d.      Beijernic

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