Everyday Science MCQs

Page No. 123

The natural fats and oils are composed of_________?


aCarbon, Hydrogen and Oxygen


bCarbon, Hydrogen and Nitrogen


cCarbon, Oxygen and Nitrogen


dHydrogen, Oxygen and Nitrogen



The instrument used to measure wind speed is?


aAnemometer


bBarometer


cHydrometer


dHygrometer


View Answer Anemometer

The source of oxygen in photosynthesis is


awater


bsalts


cminerals


dglucose


View Answer water

The gas, commonly known as “laughing gas”, is


aCarbon Dioxide


bSulfur Dioxide


cNitrous Oxide


dSodium Oxide


View Answer Nitrous Oxide

The good sources of iodine are_______?


agreen leafy vegetables


bseeds


cfresh vegetables and fruits


dsea foods


View Answer sea foods

The good sources of Vitamin-C are________?


agreen leafy vegetables


bseeds


cfresh vegetables and fruits


dsea foods



The good sources of Vitamin-B Complex are?


agreen leafy vegetables


bseeds


cfresh vegetables and fruits


dsea foods


View Answer seeds

The good sources of Vitamin-A are?


agreen leafy vegetables


bseeds


cfresh vegetables and fruits


dsea foods



Diamond is an allotropic form of_______?


aCarbon


bHydrogen


cNitrogen


dSilicon


View Answer Carbon

The Carbon Dioxide in the atmosphere, by volume, is_______?


a0.039%


b3.9%


c13%


d30%


View Answer 0.039%

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