Kerala PSC Previous Years Question Paper & Answer
Page:12
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'VOCATIONAL INSTRUCTOR IN FISHERIES VOCATIONAL HIGHER SECONDARY EDUCATION' And exam conducted in the year 2018. And Question paper code was '009/2018'. 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.
78. In the embryonic development of fish, the disc of cells formed on the animal pole of egg is termed
as
(^) Mesoderm (B) Chorion
(C) Periblast (D) Blastoderm
79. helps osmoregulation in fresh water fishes.
(A) Chloride cells (8) Ampulla
(C) Pyloric caeca (D) Sinus venosus
80. "Physostomous' is a term associated to the of fish.
(^) ட (B) Intestine
(C) Swim bladder (D) Kidney
81. Trawl ban is observed in Kerala for days.
(ಹ) 61 (3) 6
യ 45 (D) 47
82. 01೩೫1517 that helps to reduce ammonia load in a bio-filter is
(^) Aeromonas (8) Nitrosomonas
(C) Bacillus megaterium (D) Rhizobium
83. Induced breeding of bivalves are done by
(A) Thermal stimulation (B) Artificial insemination
(C) Electrocauterisation (D) Photoperiod regulation
84. Gas bubble disease happens when the content of water goes up.
(^) Oxygen (8) Alkalinity
(C) Nitrogen (D) Arsenic
009/2018 12
