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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'SCIENTIFIC OFFICER (BIOLOGY) -KERALA POLICE SERVICE (FORENSIC SCIENCE LABORATORY)' And exam conducted in the year 2021. And Question paper code was '018/2021'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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DNA topoisomerase V is reported in
(A) Bacillus subtilis ൫) Methanopyrus kandleri
(6) Thiobacillus denitrificans (D) Micrococcus luteus
Which among the following is a stop codon in vertebrate mitochondrial DNA ?
(A) UUU (B) AGA
(C) UGA (D) GUC
Find out the advantage of haploids from the following.
(^) High vigour (B) Mutations can be easily detected
(C) Sterility (D) Expression of dominant alleles
Choose the name of chemicals used in somatic hybridization technique.
(A) PEG (8) Hemicellulase
(C) Sorbitol (D) All the above
Who among the following coined the term bioinformatics ?
(4) Younan Nowzardan (B) Pauline Hogeweg
(C) David J Lipman (2) MGromiha
Which among the following is a nucleotide data base ?
(A) DDBJ (B) PDB
(C) BLAST 0) نار
In which plant corm is present ?
(A) Sweet potato (B) Cassava
(C) Coleus (D) Gladiolus
The grass species Agrostis tenuis is an example for
(A) Sympatric speciation
(6) Parapatric speciation (D)
Choose a stenopalynous plant family from the following :
(A) Graminieae (B)
(C) Rubiaceae (0)
Black dammer is obtained from
(ಹ) Vateria indica (B)
(6) Pterocarpus santalinus (D)
(A) Congression (B)
(C) Microtubule pulling (D)
Which among the following is a microfilament ?
(A) Acidic keratins (B)
(C) Vimentin (D)
speciation.
(8) Allopatric speciation
Peripatric speciation
Verbenaceae
Asteraceae
Pterocarpus marsupium
Canarium strictum
The chromosomes are arranged at the metaphase plate by a process called-
Centromere splitting
Microtubule pushing
Desmin.
Actin
What is the causative organism for soft rot of ginger ?
(A) Phytophthora capsici (B)
(C) Pythium aphanidermatum (D)
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Hemileia vastatrix
Phytophthora palmivora
018/2021
[P.T.O.]