Pakistan latest Mcqs with Answers
By Saleem Sono / In Everyday Science Mcqs / October 31, 2018
A. Period B. Group C. Verticals D. Perpendiculars
What are rows in Periodic table called? A. Period B. Group C. Verticals D. Perpendiculars
Winter Solstice means____________? A. longest night B. longest day C. smallest night D. smallest day