Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Non Vocational Teacher (Senior) Biology, Non Vocational Teacher (Junior) Biology - Kerala Vocational Higher Secondary Education' And exam conducted in the year 2023. And Question paper code was '079/2023'. 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.
62. This process, known as mRNA capping, is highly regulated and vital in the creation of stable
and mature messenger RNA. Which one of the following statement is NOT TRUE about
mRNA capping :
(A) 5-Capping enzymes are targeted to pre-mRNA by binding to the phosphorylated
N-terminal domain of RNA polymerase IIT
(B) The 5’ cap protects the newly-synthesized mRNA from 5’ — 3’ exo nucleases
degradation
(0) It assists in ribosome binding and help to initiate translation
(D) Nuclear export of mRNA is regulated by the cap binding complex (CBC)
68. Barr bodies are inactive X chromosomes “painted” with :
(A) piRNA (3) XISTRNA
(C) miRNA (D) siRNA
64. The enzymes which catalyse the formation or removal of a double bond with transfer of
amino groups, water or ammonia are :
(A) Hydrolases (B) Transferases
(0) Lyases (D) Ligases
65. Which of the following statement is CORRECT for dichogamy?
(^) The ripening of the stamens and pistils of a flower at different times
(B) The spatial separation of the anthers and stigma in hermaphroditic angiosperms
(C) Male and female reproductive systems occur on separate plants
(D) Stamen and pistil ripen in same time
66. Powdery propagules of lichens composed of fungal hyphae wrapped around Cyanobacteria or
green algae is:
(^) [ताव (8) Soredia
(೮) Cyphellae (D) Lobules
079/2023 14 A