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PYQ 1200 Q/A Part - 1
PYQ 1200 Q/A Part - 2
PYQ 1200 Q/A Part - 3
PYQ 1200 Q/A Part - 4
PYQ 1200 Q/A Part - 5
Kerala PSC General Science Book Study Materials Page 490
Book's First Page(c) medulla oblongata (d) spinal cord Ans: (a) 208. The cavities of the brain are filled with (a) Blood (b) Lymph (c) Water (d) Cerebrospinal fluid Ans: (d) 209. The part of the human brain concerned with sight is the (a) Frontal lobe (b) Parietal lobe (c) Temporal lobe (d) Occipital lobe Ans: (d) 210. The part of the eye behind the lens is filled with (a) aqueous humor (b) vitreous humor (c) lymph (d) blood Ans: (b) 211. The tear glands help us in (a) sobbing (b) protecting the eye (c) preventing dust (d) providing a clean moist surface Ans: (d) 212. The external ears of man are intended for (a) ornaments (b) scattering sound waves (c) collect sound waves (d) beauty Ans: (b) 213. Phonoreceptor refers to the perception of (a) light (b) sound (c) touch (d) smell Ans: (b) 214. Eye is an organ that can be called as (a) Phonoreceptor (b) Thigmoreceptor (c) Photoreceptors (d) Rheoreceptor Ans: (c) 215. Colour vision is made possible by the cells in the retina called (a) rods (b) cones (c) fovea (d) blind spot Ans: (b) 216. The hormone that contains iodine is (a) Prolactin (b) Vasopressin (c) Thyroxine (d) Adrenalin Ans: (c) 217. The blood pressure is controlled by the hormone (a) Vasopressin (b) Oxytocin (c) Oestrogen 489