Top 80+ Solved Biotechnology Principles and Processes MCQ Questions Answer
Q. Restriction enzymes are isolated chielfy from.......
a. Algae
b. Fungi
c. Protozoans
d. Prokaryotes
Q. There are special proteins that help to open up DNA double helix in front of the reaplication work . these proteins are........
a. DNA gyrase
b. DNA polymerase I
c. DNA ligase
d. DNA topoisomerase
Q. Technology which uses living components for the welfare of human being is.....
a. Biology
b. Botany
c. Bioinformatics
d. Biotechnology
Q. Which prosess is involved in making bread cheese, beer and wine ?
a. Respiration / hydrolysis
b. Degradation
c. Fermentation
d. Decomposition
Q. EFB stands for ........
a. European Foudation of Biotechnology
b. European Foundation of Biology
c. European Foundation of Biotechnology
d. European Foundation of Biology
Q. The organism whoes gene have been artificially altered for desired efect is called as.......
a. genetically mutant organism
b. gene transfer
c. genetically modified organism
d. Genetically transferred organism
Q. The sequence of DNA that reads the same backward and forward across the double strand is........
a. Recipient sequence
b. palindromic sequence
c. Replicate sequence
d. origin sequence
Q. How many restriction enzymes are known to be isolated ?
a. more than 800
b. more than 700
c. more than 600
d. more than 900
Q. Which of the following step is necessary part of DNA recombination technology ?
a. Insertion of DNA fragment into vector
b. Insertion of vector into Bacteria
c. multiplication of the clones containing the recombination molecule
d. All the above
Q. Restriction enzymes belong to which class of enzymes ?
a. Nucleolase
b. Exo nucleases
c. Nucleases
d. Endonucleases
Q. A sequence of in a genome at which replication is intiated in .........
a. origin of relpication
b. selectable marker
c. cloning site
d. origin of restriction
Q. Genes which helps in the growth of transformants are .....
a. orgin of replication
b. cloning site
c. origin of restriction
d. selectable marker
Q. Ti Plasmid is a cloning vector which works with
a. All the plants
b. Dicots only
c. Monocots only
d. Thallophytes only
Q. During which of the following techniques host cells are exposed to pulse of high voltage current ?
a. Electroporation
b. Particle Bombard ments
c. Micro injection
d. lipofection
Q. Particle bombardment technique is also known as .....
a. Lipofection
b. Electroporation
c. Biolistic
d. Micro injection