HSSC Assistant Manager (28-01-2024)Total Questions: 10091. Choose the correct compound that is the main component of the hard exoskeletons of arthropods :(a) Cellulose(b) Glycogen(c) Calcium chloride(d) Chitin(e) UnattemptedCorrect Answer: (d) Chitin92. Classes comprising animals like fishes, amphibians, reptiles, birds along with mammals constitute the next higher category called:(a) Species(b) Genus(c) Kingdom(d) Phylum(e) UnattemptedCorrect Answer: (d) Phylum93. The boundary surface which separates stratosphere from mesosphere is called :(a) Tropopause(b) Stratopause(c) Mesopause(d) Thermosphere(e) UnattemptedCorrect Answer: (b) Stratopause94. Addition of which of the following chemicals suppresses the growth of germinating spores of Clostridia ?(a) Erythromycin(b) Sodium carbonate(c) Mercuric chloride(d) Nitrate(e) UnattemptedCorrect Answer: (d) Nitrate95. When a certain metal surface is illuminated with light of frequency v, the stopping potential for photoelectric current is Vo. When the same surface is illuminated by light of frequency the stopping potential is V÷2 photoelectric emission is : Vo÷4 The threshold frequency for:(a) V/6(b) V/3(c) 2v/3(d) 4v/3(e) UnattemptedCorrect Answer: (b) V/396. Raw material for preparation of processed cheese is :(a) Raw milk(b) Ripened rennet cheese(c) Toned milk(d) Cream(e) UnattemptedCorrect Answer: (b) Ripened rennet cheese97. HDL stands for:(a) High Density Liquid(b) High Density Lipoprotein(c) High Dextrose Level(d) High Density Lipopolysaccharide(e) UnattemptedCorrect Answer: (b) High Density Lipoprotein98. How thermization differs from pastcurization ?(a) Thermization is a gentle heat treatment process and pasteurization is a normal heat treatment process(b) Thermization is a normal heat treatment process and pasteurization is a gentle heat treatment process(c) Both thermization and pasteurization is same process(d) None of the above(e) UnattemptedCorrect Answer: (a) Thermization is a gentle heat treatment process and pasteurization is a normal heat treatment process99. Which of the following is used as both chelating agent as well as acidulant?(a) Sulphites(b) Chlorine(c) Citric Acid(d) Ethylene Diamine Tetraacetic Acit (EDTA)(e) UnattemptedCorrect Answer: (c) Citric Acid100. Which of the following is a dormant, non-reproductive cell produced within the bacterial mother cell ?(a) Plasmid(b) Pili(c) Endospore(d) Fimbriae(e) UnattemptedCorrect Answer: (c) EndosporeSubmit Quiz« Previous12345678910
