MCQs of biology 2nd-year chapter 9 biotechnology with answer keys. All MCQs are taken From Previous Board Papers 2014-2015-2016-2017-2018, 2019, 2020, 2021, 2022,2023.
MCQs Of Biology 2nd Year
The enzymes which are used to cut out the gene of interest are known as: (SWL. GI, 2014)(SWL. 2017)
(A) DNA ligase
(B) DNA polymerase
(C) RNA polymerase
(D) Restriction Endonuclease
Recombinant DNA is introduced into the host cell by means of a: (DGK. GI, 2014)
(A) Vector
(B) Phage
(C) Bacterium
(D) Fungus
The enzyme which joins the two pieces of DNA is: (DGK, GII, 2014)
(A) DNA polymerase
(B) DNA Ligase
(C) Restriction Endonuclease
(D) DNA polymerase-1
The two different pieces of DNA joined together, is called as: (LHR. GI, 2015)
(A) Dimeric DNA
(B) Chimaeric DNA
(C) Trimeric DNA
(D) Tetrameric DNA
Eco R1 is a commonly used: (GRW. GII, 2015)
(B) Restriction Enzyme
(C) Bacteriophage
(D) Bacteria
PBR 322 has antibiotic-resistant genes for: (BWP. GI, 2015)
(A) Tetracycline and Ampicillin
(B) Tetracycline only
(C) Ampicillin only
(D) Streptomycin only
PSC 101 has antibiotic resistance gene for: (SGD. GI, 2017)(AJK. 2018)
(A) Tetracycline
(B) Ampicillin
(C) Neomycin
(D) Ergotine
Thermus aquaticus is alan: (LHR. GII, 2016)(AJK. 2018)
(A) Fungus
(B) Protozoans.
(C) Alga
(D) Bacterium
Kary B.Mullis developed the polymerase chain reaction in: (AJK. GI, 2016)
(A) 1963
(B) 1973
(C) 1983
(D) 1993
A full set of genes of an individual is called: (SGD. GI, 2014)(GRW. DGK. GII, 2017)
(A) Genome
(B) Genotype
(C) Karyotype
(D) Dominance
The Polymerase Chain Reaction (PCR) was developed in 1983 by: (MLN. GI, 2014)
(A) Kary B. Mullis
(B) Gottlieb Haberlandt
(C) Theodore M. Klein
(D) Craig Venter
PCR takes its name from the enzyme that carries out DNA replication in a cell: (GRW. GI, 2014)
(A) DNA Polymerase
(B) DNA Polymerase II
(C) DNA Ligase
(D) Restriction enzymes
A probe is a single-stranded nucleotide sequence that will hybridize into a certain piece of: (AJK. GI, 2015)
(A) RNA
(B) Carbohydrate
(C) DNA
(D) Amino Acids
Cases of disputed parenthood can be solved with the help of: (BWP. GI, 2014)
A) DNA Finger Printing
(B) RNA Finger Printing
(C) Cloning
(D) Gene Sequencing
Te genome fragment can be separated according to their lengths during: (SGD. GI, 2015)(FBD. GI, 2016)
(A) Gel electrophoresis
(B) PCR
(C) Cloning
(D) Gene therapy
DNA fingerprints can be separated from: (FBD. GI, 2017)
(A) Plasma
(B) Lymph
(C) Serum
(D) Blood
Persons with Huntington’s disease have a unique site where a restriction enzyme cuts: (MLN. GI, 2016)
(A) DNA
(B) RNA
(C) Lipids
(D) Proteins
Organisms that had a foreign gene inserted into them are called: (DGK.CII. 2016)
(A) Transgenic organisms
(B) Hermaphrodites
(C) Polygenesis
(D) Transmuted organisms
Anti Thrombin III is a biotechnological product produced in: ISGD, GI. 2016)
(A) Sheep
(B) Goat
(C) Mice
(D) Cow
Urine is a preferable vehicle for a biotechnology product than: (SWL. GI, 2016)
(A) Milk
(B) Blood
(C) Plasma
(D) Tissue Fluid
Polyhydroxy butyrate is called: (LIR. GI, 2017)
(A) Antithrombin Ill
(B) Nutra Sweet
(C) Biodegradable plastic
(D) Luciferin
Which is not a biotechnology product? (SWL. G1, 2017)
(A) Hepatitis B
(B) Tissue plasminogen Activator
(C) Human Growth Hormone
(D) Hemophilia factor
Cystic fibrosis patients lack a gene that codes for the transmembrane carrier of:
(FBD, GI. 2014%DGE. GI, SGD). GI. 2015 (LIIR. SWL BWP. 2018)
(A) Chloride ion
(B) Sodium ion
(C) Calcium ion
(D) Magnesium ion
In 1958, F.C. Steward grew a complete carrot plant from a tiny piece of: (LIIR. GII. 2014)
(A) Pith
(B) Cortex
(C) Xylem
(D) Phloem
Growth of a tissue in an artificial liquid culture medium is termed as: (FBD. GI, 2015)
(A) Cloning
(B) Genetic Engineering
(C) Tissue Culture
(D) Gene Therapy
Meristem is: (RWP. GI, 2017)
(A) Virus-free
(B) Bacteria free
(C) Fungi free
(D) Pathogen free
The enzyme luciferase is produced by an insect commonly known as the: (BWP. G1, 2016)(SGD. 2018)
(A) Housefly
(B) Butterfly
(C) Caddis fly
(D) Firefly
A weed called mouse-eared cress is engineered to produce a biodegradable plastic called:
(GRW. G1, 2016)
(A) Luciferin
(B) Digitoxin
(C) Polyhydroxy butyrate
(D) phenylalanine
Antibody used for the treatment of genital herpes is obtained from: (LIR, GJI, 2015)
(A) Corn
(B) Soya – bean
(C) Rice
(D) Wheat
Adult transgenic tobacco plants glowed when sprayed with the substrate: (DGK, GII, 2015)
(A) Luciferin
(B) Myoglobin
(C) Haemoglobin
(D) Methionine
Hamilton smith isolated the first restriction enzyme in: (MLN. GI, 2017)
(A) 1950
(B) 1960
(C) 1970
(D) 1980
MCQs Biotechnology
Additional MCQs of biology 2nd-year unit 9 Biotechnology.
The first restriction enzyme was isolated by: (RWF. G1. 2017)
(A) Kary Mullis
(B) Hamilton
(C) Sanger
(D) Mendel
The cell suspension cultures of Cinchona ledgeriana produces: (RWP. GII, 2017)
(A) Aspartine
(B) Cinchorine
(C) Quinine
(D) Quina Quina
Patients of cystic fibrosis often die due to numerous infections of the: (LJIR. GI, 2017)(0CK. 2018)
(A) Respiratory tract
(B) Excretory tract
(C) Digestive tract
(D) Reproductive tract
Arabidopsis is: (FBD. 2017)
(A) Heat resistant
(B) Water absorbent
(C) Totipotent
(D) Salt tolerant
The coconut milk contains the plant hormones called: (DGK, GI, 2017)
(A) Auxin
(B) Cytokinins
(C) Gibberellins
(D) Abscisic acid
The first restriction enzyme was isolated by: (FSD. 2018)
(A) Kary Mulis
(B) Hamilton 0. Smith
(C) Sanger
(D) Maxam Gilbert
An enzyme a-galactosidase that can be used to treat a human lysosome storage disease, is
harvested from: (MLN. 2018)
(A) Soyabeans
(B) Tobacco plants
(C) Sugarcane
(D) Corn plants