competitive exam preparation competitive exam preparation tips in hindi competitive exam preparation material competitive exam preparation online competitive exam preparation tips pdf competitive exam preparation websites competitive exam preparation sites competitive exam preparation books competitive exam preparation institutes competitive exam preparation in hindi competitive exam preparation apps competitive exam preparation books free download competitive exam english preparation competitive exam english preparation pdf competitive exam preparation for english competitive exam preparation guide competitive exam preparation mughal competitive exam preparation magazine competitive exam preparation for mathematics competitive exam preparation in marathi competitive exam preparation online test competitive exam preparation pdf competitive exam preparation ppt competitive exam preparation questions and answers competitive exam preparation strategy best competitive exam preparation site competitive exam preparation tips competitive exam preparation time table competitive exam preparation video
most important Most Important every day science Mcq"s 1=The mass is highly concentrated form of ? Energy 2=The ozone layer is at height of kilometers from the surface of the Earth ? 20 to 30 3=The ozone layer was discovered by ? Charles and Henri 4=The interior structure of the Earth is divided into layers ? 4 5=We live on the Earth’s ? Crust 6=The thickest layer of the Earth is ? Mantle 7=The outermost layer of the Earth is ? Crust 8=he Earth’s internal heat mainly comes from ? Radioactive decay 9=The vernier calipers is used to measure ? Length 10=Atomic clock is used to measure intervals of time ? Very short 11=1 tonne = kg ? 1000 12=Which electromagnetic wave has the longest wavelength? Radio waves 12=All electromagnetic waves have the same ? Speed in vaccum 13=The reflection of sound is called ? Echo 14=The SI unit of thermodynamic temperature is ? Kelvin 15=The shortest distance between crest to crest is called ? wavelength 16=The speed of sound is fastest in ? Solids 17Th...



Comments
Post a Comment