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i. The change in the focal length of human eye is caused due to:i. Which of the following colours is least scattered by fog, dust of smoke?ii. Fatty foods become rancid due to the process of:iv. The second most abundant metal in the earth crust is:v. Which is denaturated sprit?(a) Ciliary muscles (b) Pupil (c) Cornea (d) Iris(a) Violet (b) Blue (c) Red (d) Yellow(a) Oxidation (b) Corrosion (c) Reduction (d) Hydrogenation(a) Oxygen (b) Silicon (c) Aluminum (d) Iron(a) Ethanol only (b) Ethanol and methanol, 50+ (c) Ethanol and methanol, 5+ (d) Methandl

Answer»

1 (a)2 (c)3 (a)4 (d)5 (c)



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