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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Botany lecture notes

Botany Lecturer: Kerala PSC Previous Year Question Paper (Original Solved) 2003 – Part 2/5


botany assistant professor psc

Kerala PSC Botany Lecturer / Assistant Professor Original Solved Question Paper: 2003 Exam
(Question Paper Code: 250/2003)

Original solved question paper of Kerala PSC Botany Lecturer/Assistant Professor examination conducted by Kerala PSC (Kerala Public Service Commission) for the recruitment / appointment of Botany Lecturer/Assistant Professor in Government Colleges of Kerala under the Directorate of Collegiate Education, Trivandrum, Kerala. The test was conducted in the year 2003 and the Question Paper Code Number is 250/2003. All questions were in MCQ (Multiple Choice Questions) format. A detailed answer key with explanations is given at end of each set.

Part – 2/5 (Questions 21 – 40)

21.  Pro-phage is:

a.       DNA incorporated with the host DNA
b.      DNA or RNA in the early stages of infection
c.       DNA of bacterial cell before viral infection
d.      DNA present is only an incomplete fragment

22.  ‘Bars of Sanio’ are the crescent shaped bars of cellulose present:

a.       Near the pits on tracheids of Gymnosperm wood
b.      On the secondary wood of Angiosperms
c.       On the tracheids of Pteridophytes
d.      On the extensive periderm of Cycas wood

23.  Bryophytes exhibit alternation of generation:

a.       Homomorphic
b.      Heteromorphic
c.       Isomorphic
d.      No definite change in life cycle

24.  DNA sequences that suppress promoter activity are called:

a.       Enhancers
b.      Reporters
c.       Responsive elements
d.      Silencers

25.  Synthetic seeds are produced by:

a.       Encapsulation of somatic embryo with matrix for storing
b.      Cryopreservation of somatic embryo for long storage
c.       Preservation of seeds by covering with organic polymers
d.      Encapsulation of normal seed with a resistant matrix

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Botany lecture notes

Kerala PSC Botany Lecturer Recruitment Test 2003 – Original Solved Question Paper Part 1


Kerala psc assistant professor recruitment

Kerala PSC Botany Lecturer / Assistant Professor Question Paper (250/2003)

Original solved question paper of Kerala PSC Botany Lecturer/Assistant Professor examination conducted by Kerala PSC (Kerala Public Service Commission) for the appointment of Botany Lecturer/Assistant Professor in Government Colleges of Kerala under the Directorate of Collegiate Education, Trivandrum, Kerala. Question Paper Code Number 250/2003. Questions are in MCQ (Multiple Choice Questions) format. Detailed answer key with explanations are given at end of each set.

Part – 1/5 (Questions 1 – 20)

1. Shuttle vectors are:

a.       Capable of replicating in two different hosts
b.      Produce in two different hosts
c.       Produced in one microbe but multiply in another
d.      Travel between host and parasite

2. The outer layer of the cell wall in gram negative bacteria is

a.       Secondary wall layer
b.      Primary wall membrane
c.       Peri-plasmic membrane
d.      Capsule membrane

3. A bacterium used as bio-insecticide by creating a transgenic plant:

a.       Bacillus thuringiensis
b.       Streptococcus cremoris
c.       Bacillus licheniformis
d.      Thiobacillus cervicii

4. The heat content which is exchanged between isothermal system and its surrounding in bioenergetics change is described as:

a.       Entropy change
b.      Activation energy change
c.       Free energy change
d.      Enthalpy change

5. Carpogonia are:

a.       Diploid structures
b.      Haploid structures
c.       Triploid structures
d.      Tetraploid structures

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mcq biology

Kerala Public Service Commission (PSC) Botany Lecturer / Assistant Professor Exam 2009 Question Paper Part 4 (MCQ 013)


Part – 4 (Questions 76 – 100) (MCQ 013)

(76).  A man who is affected with phenylketonuria marries a woman who is heterozygous at that locus. What is the probability that their first child will have phenylketonuria?

a.       1/8
b.      ¼
c.       ½
d.      ¾

(77).  Which of the following statements about heritability are true?

a.       Is a measure of level of gene linkage
b.      Is a measure of inbreeding
c.       Is a measure of proportion of repeated DNA in an organism
d.      Is a measure of the proportion of variation that is due to genetic causes

(78).  Heat shock proteins were originally described as protein produced in response to heat stress. Some are known to act as:

a.       Molecular chaperones that regulate protein folding
b.      Protein-tyrosine kinase protein
c.       Protease that degrade ubiquitone-tagged protein
d.      GTPase activating protein

(79).  The synthesis of glucose from lactate, glycerol, or amino acid is called:

a.       Glycogenolysis
b.      Glycolysis
c.       Lipolysis
d.      Gluconeogenesis

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mcq biology

Botany Lecturer/Assistant Professor Selection by Kerala PSC 2009 Part 3: Cat. NO. 464/2007 (MCQ 012)


Part – 3 (Questions 51 – 75) (MCQ 012)

(51).  Buffers has the ability to

a.       Change in pH
b.      Resist change in pH
c.       No resist to change in pH
d.      All of the above

(52).  Why is the filamentous body of the slime and water molds considered an example of convergent evolution with the hyphae of true fungi?

a.       Fungi are closely related to the slime and water molds
b.      Body shape reflects phylogenetic relationships among organisms
c.       Filamentous shape is an adaptation for a nutritional mode as a decomposer with absorptive nutrition
d.      Filamentous body shape is evolutionary primitive for all eukaryotes

(53).  The amount of light absorbed by a material is proportional to the concentration of the absorbing solution is referred as:

a.       Beer’s law
b.      Boger-Lambert law
c.       Poiseuille’s law
d.      All of the above

(54).  Lateral roots in higher plants arise from:

a.       Cortex
b.      Pericycle
c.       Epidermis
d.      Endodermis

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