(A) Viruses
(B) Mold spores
(C) Bacterial spores
(D) E. coli
Category: Microbiology Mcqs
Microbiology Mcqs for NTS, PPSC, FPSC, SPSC, KPPSC, AJKPSC, PMS, NAT, PTS, Educators, Lecturer and all other exams. Here users will find all the Mcqs related to Microbiology. Here users will find mcqs related to study of life and living organisms, living things in an ecosystem, study and structure of organs, study of cells, organisms interaction and their environment, , study of heredity, study of biological molecules, study of DNA and proteins, study of fossils and all microbiology mcqs will be available here.
A characteristic of protein synthesis in both the archaea and eukarya is:
(A) Transcription and translation are coupled
(B) Translation is inhibited by diphtheria toxin
(C) Proteins are synthesized from D-, rather than L-, isomers of amino acids
(D) The initiator tRNA is charged with N-formyl-methionine
Various bacterial species can be subdivided into:
(A) Subspecies
(B) Bio-varieties
(C) Sero-varieties
(D) All of these
Which of the following is considered the most unifying concept in biology?
(A) Taxonomy
(B) Anatomy
(C) Genetics
(D) Evolution
Gram staining was introduced by:
(A) Christian Gram
(B) Alfred Gram
(C) Robert Cooke
(D) Louis Pasteur
The feature of the archaea that distinguishes them from the bacteria is:
(A) Habitats which are extreme environments
(B) Absence of a nuclear membrane
(C) Presence of a cell wall
(D) Cytoplasmic ribosomes that are 70S
Which were the scientist lived at the same time?
(A) Koch and Pasteu
(B) Darwin and Woese
(C) Van Leeuenhoek and Ricketts
(D) Berg and Hooke
20 grams of food sample are mixed with 180 ml of water. What will be the dilution?
(A) 10 power-2
(B) 10 power-1
(C) 10 power-3
(D) 10 power-4