Science Ko Guide contains all the question and answer of the science subject of class ten. It contains all the question that came in SEE from 2069 B.S. to 2075 B.S. and some extra questions. It is categorized in a chapter-wise way. We have included the answers of all the 24 chapter. Furthermore, each chapter is also divided into 3 or 2 sections on the basis of the marks of the question. List of chapters included in this app: 1. Physics 1.1 Force 1.2 Pressure 1.3 Energy 1.4 Heat 1.5 Light 1.6 Electricity and Magnetism 2. Chemistry 2.1 Classification of Elements 2.2 Chemical Reaction 2.2 Acid Base and Salt 2.3 Some Gases 2.4 Metals 2.5 Hydrocarbon and its Compound 2.6 Materials Used in Daily Life 3. Biology 3.1 Invertebrates 3.2 Human Nervous and Glandular Systems 3.3 Blood Circulation in Human Body 3.4 Chromosome and Sex Determination 3.5 Asexual and Sexual Reproduction 3.6 Artificial Vegetative Propagation in Plants 3.7 Heredity 3.8 Environmental Pollution and Management 4. Geology and Astronomy 4.1 History of the Earth 4.2 Climate Change and Atmosphere 4.3 The Earth in the Universe