Question 13 MarksDescribe an experiment proving Ohm's law. Answerસ્વપ્રયત્નView full question & answer→
Question 23 MarksWith a neat and labelled ray diagram show the position and nature of the image formed when an object is placed between $F₁$ and $O$ of a convex lens.Answerસ્વપ્રયત્નView full question & answer→
Question 33 MarksExplain regular and irregular reflection of light with the diagram.Answerસ્વપ્રયત્નView full question & answer→
Question 43 MarksExplain processes of implantation of embryo till child birth.Answerસ્વપ્રયત્નView full question & answer→
Question 53 Marksexplain sexual reproduction in flowering plants. Answerસ્વપ્રયત્નView full question & answer→
Question 63 MarksState the charecteristics of animal hormons. State the hormons relate to grow in human being. Answerસ્વપ્રયત્નView full question & answer→
Question 73 MarksShow the steps involved in the extra of pure metal from its ore in the $S$ of chart.Answerસ્વપ્રયત્નView full question & answer→
Question 83 MarksAnswer the following questions: $(1)$ Why is sodium kept in kerose $(2)$ What is amphoteric oxide?its one example and also wri reaction with acid and baseAnswerસ્વપ્રયત્નView full question & answer→
Question 93 MarksWhy is the balancing of chem equation essential? Write the import of a balanced equation,Answerસ્વપ્રયત્નView full question & answer→