Category Archives: 10th science

class 10 question answer Give an example of a double displacement reaction other than the one given in activity 1.10 […]

class 10 science answer of question Why does the colour of Copper sulphate solution change when an iron nail is […]

question : Why is the amount of gas collected in one of the test tubes in Activity. 1.7 double of […]

class 10 question – Q. 1. A solution of substance ‘X’ is used for white “Washing”. (i) Name the substance […]

class 10 science question 3 Write a balanced chemical equation with state symbols for the following reactions – Q. 3. […]

class 10 science question 2 : Write the balanced equation for the following chemical reactions – (i) Hydrogen + Chlorine […]

class 10 question 1 solution of question Why should a magnesium ribbon be cleaned before burning in air ? answer […]

Heterothallism is discovered by whom in hindi प्रश्न : विषमजालिकता की खोज किसने की थी ? (अ) ई.जे. बटलर (ब) […]

who wrote the origins of species by means of natural selection in hindi नेचुरल सेलेक्शन द्वारा ऑरिजिन ऑफ लाइफ पुस्तक […]

who developed immunization technology in hindi प्रतिरक्षण तकनीक का विकास किसने किया था ? 1. सूची-I में दिए गए संक्रामक […]