MCQ Practice Questions

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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