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 'HSST ZOOLOGY KHSE' And exam conducted in the year 2018. And Question paper code was '051/2018'. 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.
051/2018 ااال اللا لاما
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In 2017, the discovery of molecular mechanisms controlling the circadian rhythm, won
Nobel prize for
A} Rainer, Barry and Kip
B) Jacques, Joachim and Richard
C) Jeffrey, Michael and Michael
D) None of the above
Sickle cell anaemia is caused by the substitution of
A} Glutamic acid at the ஜ் position in B chain of Hb by valine
B) Glutamic acid at the 6 position in § chain of Hb by arginine
C) Glutamic acid at the 6५ position in B chain of Hb by alanine
D) Glutamic acid at the 6™ position in B chain of Hb by valine
The RNA polymerase recognize a seven-base sequence on the promoter region called
ಹಿ) 710೧೦೫ ೧೦೬೭ 8) ೦೧೦೧5
C) TATA box D) Enhancers
During pregnancy intake of certain medicines causes foetal toxicity like hyperkalemia
and hypertension.
A} Thalidomide B} ACEI
ര Valproic acid D) 13-cis Accutane
Amnion is the foetal membrane developed from
A} Somatopleure
B) Chorionic cavity
C} Chorionic villi
D) Amniotic cavity
Automicticdiplosis occurs in
A} Hymenoptera and Coleoptera
B) Thysanoptera and Rofifers
© Rotifers and Coleoptera
D) Lepidopterans and Hymenopterans
The correct series of events representing the development of vertebrate
A} Cleavage, Blastula, Gastrulation, Organogenesis, Neurulation, Growth
8) Cleavage, Blastula, Gastrulation, Neurulation, Organogenesis, Growth
ര Blastula, Gastrulation, Cell migration, Organogenesis, Growth
D) Blastula, Cell migration, Gastrulation, Neurulation, Growth
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