Question 13 MarksWhat is a plane mirror? State the characteristics of the image formed by a plane mirror.Answerસ્વપ્રયત્નView full question & answer→
Question 23 MarksWhat is reflection of light? Write the laws of reflection of light.Answerસ્વપ્રયત્નView full question & answer→
Question 33 MarksExplain female reproductive system withthe diagram.Answerસ્વપ્રયત્નView full question & answer→
Question 43 MarksCell division is not only for generating copy of $DNA$. Why?Answerસ્વપ્રયત્નView full question & answer→
Question 53 MarksExplain disorders caused by hormonal imbalance in human being.Answerસ્વપ્રયત્નView full question & answer→
Question 63 MarksAnswer the following questions: $(a)$ Give scientific reason: Platinum, gold and silver are used to make Jewellery. $(b)$ Give three examples of corrosion.Answerસ્વપ્રયત્નView full question & answer→
Question 73 MarksDescribe the electrolytic refining method for the purification of copper.Answerસ્વપ્રયત્નView full question & answer→
Question 83 MarksWhat is called decomposition reaction? Explain with chemical equation.Answerસ્વપ્રયત્નView full question & answer→