Kerala PSC Degree Level General Knowledge Questions and Answers : Part 90

#891) The mineral added to cement to adjust the duration of setting: (a) Epsom (b) Sodium (c) Lime (d) Gypsom Ans: (d) Gypsom #892) Which one of the following is not in crystalline form? (a) Table salt (b) Blue vitriol (c) Rubber (d) Sugar Ans: (c) Rubber #893) Which element has the largest atom? (a) Carbon (b) Nitrogen (c) Sodium (d) Caesium Ans: (d) Caesium #894) Cactus is a modified form of ….. (a) Root (b) Stem (c) Leaf (d) None of these Ans: (b) Stem #895) The Rhizobium bacteria in the root nodules of Pea plants are helpful for …….. fixation: (a) Oxygen (b) Hydrogen (c) CO2 (d) Nitrogen Ans: (d) Nitrogen #896) Coco de mer has the largest …….. (a) Leaf (b) Fruit (c) Seed (d) Flower Ans: (c) Seed #897) The word ‘Genetics’ was used for the first time by: (a) Gregor Mendel (b) Johanson (c) William Bateson (d) Lamarch Ans: (c) William Bateson #898) The scientist who is known as ‘Second Darwin’: (a) Craig Venter (b) Ernest Meyr (c) W.O. Wilson (d) A.R. Wallace Ans: (b) Ernest Meyr #899) Which organism has its heart in its head? (a) Cuttle fish (b) Prawn (c) Spider (d) Butter fly Ans: (b) Prawn #900) Mamankom was held on the banks of the river: (a) Periyar (b) Pamba (c) Bharatappuzha (d) Chandragiri Ans: (c) Bharatappuzha