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Xam Idea Class 10 Science Solutions

Xam Idea Class 10 Science Solutions have been curated by our Science teachers at Instasolv. Our Xa Idea solutions for Class 10 Science are designed to help you with an effortless understanding of the subject matter covered in the syllabus. The topics covered are as per the latest Class 10 Science Syllabus. This stage of your studies is crucial as you are being introduced to several new concepts and topics and various scientific fields of expertise. 

Xam Idea Class 10 solutions for Science book cover the facts and formula related to chemical reactions and equations, acids, bases and salts, metals and non-metals, carbon and its compounds, periodic classification of elements, life processes, control and coordination, reproduction in organisms, heredity and evolution, light, reflection and refraction, human eye vision mechanism, electricity, magnetic effects of electric current, sources of energy, our environment, and management of natural resources. All the questions covered in different exercises and previous papers are answered in a precise and accurate manner in our solutions. They have been designed to let you practise thoroughly and build a strong conceptual.

After learning a new concept, you must solve enough questions based on it to have an in-depth understanding. Hence all our Xam Idea Class 10 Science Solutions have been answered in a step by step manner, and contain relevant examples, figures and illustrations wherever required. They also contain important learning tips and strategic learning techniques for effective revision during board exams.  They comprise various question styles important from exam point of view. By referring to our Xam Idea Solutions, you will be able to score good marks in the board exams.

Class 10

Xam Idea Class 10 Science Solutions: Chapter-wise

The topics covered in Xam Idea Class 10 Science Book are discussed below. The questions asked in Xam Idea book are of the following types – very short answer questions (VSAQ), short answer questions (SAQ), long answer questions (LAQ), higher-order thinking skills questions (HOTS) and value-based questions (VBQs). 

 Xam Idea Class 10 Science Chapter 1 (Chemical Reactions and Equations) Solutions

The first chapter of Xam Idea Class 10 Science book teaches you about chemical reactions and how to write the chemical equations. A complete chemical reaction represents the symbols of reactants, products and their physical states. The chapter describes how various chemical equations can be balanced in different states. Further, you learn about various chemical reactions such as combination reaction, double displacement reaction, decomposition reaction, displacement reaction, redox reaction along with various examples. 

Next, you learn about the energy changes involved in the chemical reaction, and exothermic reactions are those reactions in which heat is produced with the products, and endothermic reactions are those reactions in which energy is absorbed. This chapter has 21 VSAQs, 39 SAQs, 5 LAQs, 6HOTS, and 1 VBQ.

Xam Idea Class 10 Science Chapter 2 (Acids, Bases and Salts) Solutions

Chapter 2 of Xam Idea Class 10 Science discusses all acids, bases and salts. It tells you that Bases are slimy and bitter and change the colour of the red litmus to blue whereas acids are corrosive and sour and change the colour of blue litmus to red. In this chapter, you will understand the reactions done by acids and bases, how acids and bases cancel out each other’s effects and other interesting occurrences in our day-to-day life. 

Further, you will study the chemical properties of acids and bases, their reactions with each other and metals. Further, you learn how metal carbonates and metal hydrogen carbonates react with acids, the reaction of metallic oxides with water to give acids and reaction of a non-metallic oxide with water to give a base. You also learn about the conductivity of acids and bases in aqueous solutions and their strengths. This chapter has 20 VSAQs, 23 SAQs, 4 LAQs, 5 HOTS, and 3 VBQs for your practice.

Xam Idea Class 10 Science Chapter 3 (Metals and Non-metals) Solutions

This chapter tells you about the classification of elements into metals and non-metals on the basis of their properties and their physical properties. Metals are shiny, ductile, malleable, and good conductors of electricity and heat. Non-metals do not show these properties, and some of the examples of non-metals are carbon, sulphur, iodine, oxygen, hydrogen, etc. Further, you learn about chemical reactions of metals with oxygen gas, water, and acids. Here you also learn about reactivity series and how the reactions depend on the placement of the metal in series. 

Next, you learn about ionic or electrovalent compounds and their general properties in terms of melting and boiling points, physical nature, solubility and conduction of electricity. You also learn here that metal is extracted from its ore and then refining them for use is known as metallurgy. Finally, you learn about the corrosion of metals and their prevention. Here you will find 26 VSAQs, 40 SAQs, 9 LAQs, 5 HOTS, and 3 VBQs. 

Xam Idea Class 10 Science Chapter 4 (Carbon and its Compounds) Solutions

Chapter 4 of Xam Idea Class 10 Science Solutions deals with a separate branch of chemistry which deals with carbon and its compounds and is known as organic chemistry. Carbon forms covalent bonds by the sharing of electrons between two atoms of carbon or with atoms of hydrogen, oxygen, sulphur, nitrogen and chlorine to give a large variety of compounds. 

Here you learn that organic compounds are classified into saturated and unsaturated carbon compounds. The chemical properties of carbon compounds include combustion, oxidation, addition reaction, substitution reaction. You also learn about compounds having use in daily lives such as ethanol, ethanoic acid soaps and detergents. This chapter consists of 32 VSAQs, 40 SAQs, 10 LAQs, 11 HOTS, and 3 VBQs.

Xam Idea Class 10 Science Chapter 5 (Periodic Classification of Elements) Solutions

This chapter starts its discussion with early attempts at the classification of elements resulting in grouping the then-known elements as metals and non-metals. Later, Dobereiner grouped the elements into triads and Newlands gave the Law of Octaves and finally, Mendeleev kept the elements in increasing order of their atomic masses and according to their chemical properties. He even predicted the probability of some yet to be discovered elements on the basis of places in his periodic table.

This chapter also discusses that the modern periodic table came into existence with modification of Mendeleev’s periodic law resulting in the adoption of atomic number as the basis of modern periodic law which says ‘Properties of elements are a periodic function of their atomic number’. You further study that there are 18 vertical columns called groups and 7 horizontal rows called periods in modern periodic table and elements show periodicity of properties in the periodic table including atomic size, valency or combining capacity and metallic and non-metallic character. 

This chapter has 12 VSAQs, 34 SAQs, 14 LAQs, 10 HOTS, and 3 VBQs. 

Xam Idea Class 10 Science Chapter 6 ( Life Processes) Solutions

Chapter 6 of Xam Idea Class 10 Science teaches you about the life processes that all living organisms perform, movement, respiration, growth, reproduction, excretion and nutrition. You learn here that nutrition is the process of taking in food and using it for growth, metabolism and repair. The different stages in nutrition are ingestion, digestion, absorption, transport, assimilation, and excretion. Autotrophic and heterotrophic nutrition are the two types of nutrition, where parasitic nutrition, saprophytic nutrition and holozoic nutrition are the different types of the later one. 

Further, you learn about nutrition in human beings. The next subtopic is respiration in which you get to know about the human respiratory system and its components like lungs, bronchi, larynx, and pharynx. Respiration leads to breaking of glucose into ATP as an energy source for other reactions in the cell. Further, you learn that the circulatory system is responsible for the transport of materials such as oxygen, carbon dioxide, food and excretory products in human beings and it contains heart, blood and blood vessels as components. 

This chapter also teaches you that in higher plants, transport of minerals, water, food and hormones is a function of xylem and phloem vascular tissues. In human beings, excretion happens in the form of soluble nitrogen compounds which are removed by the kidney nephrons. Here you can find 37, 26 SAQs, 13 LAQs, 11 HOTS, and 6 VBQs.

Xam Idea Class 10 Science Chapter 7 (Control and Coordination) Solutions

Chapter 7 of Class 10 Xam Idea Science teaches about the nervous system functions and functions of hormones in human bodies. The response of the nervous system can be of three types – reflex, voluntary and involuntary action and the messages are transmitted as electrical impulses. You also learn about hormones which are produced in one part of an organism and move to another part to achieve the required effect and a feedback mechanism regulates the action of the hormones. This chapter consists of 1 VSAQ, 21 SAQs, 7 LAQs, 4 HOTS, and 2 VBQs.   

 Xam Idea Class 10 Science Chapter 8 (How Do Organisms Reproduce) Solutions

In the 8th chapter, you learn about asexual reproduction, where new generations are created from a single individual and sexual reproduction, which involves two parents for the creation of progeny. Sexual reproduction involves the creation of a DNA copy which creates variations which are useful for ensuring the survival of the species. You also learn here that unlike other life processes, reproduction is not essential to maintain the life of an individual organism.

Further, you learn here that, asexual reproductions can occur in many ways, like fission process, regeneration of broken pieces and development of. Different parts of plants develop into new plants through vegetative propagation. Here you also learn about sexual reproduction in flowering plants. You also learn about signs of sexual maturation in human males and females and components of male and female reproductive systems in human beings. This chapter also teaches you about methods of contraception to avoid pregnancy. It consists of 42 VSAQs, 54 SAQs, 9 LAQs, 4 HOTS, and 5 VBQs. 

Xam Idea Class 10 Science Chapter 9 (Heredity and Evolution) Solutions

Chapter 9 of Xam Idea Class 10 Science book teaches you the rules for the inheritance of traits in human beings is related to the fact that both the parents contribute equal amounts of genetic material to the progeny. You learn about speciation, the utility of evolutionary relationships in the classification of organisms. 

Further, you learn about evolution which involves the study of living species and fossils. It discusses that organs with complex functions may have evolved because of the survival advantage of the intermediate stages, and they have adapted to new functions during evolution. It also talks about how evolution is just not the progress from lower forms to higher forms, but it is a complex intertwined phenomenon. This chapter contains 27 VSAQs, 35 SAQs, 13 LAQs, 6 HOTS, and 1 VBQ for comprehensive practice.

Xam Idea Class 10 Science Chapter 10 (Light, Reflection and Refraction) Solutions

Chapter 10 from physics lets you study the phenomena of reflection and refraction of light using the straight-line propagation of light. The chapter further discusses the reflection of light by spherical mirrors and refraction of light and their application in real life. Further, you learn about the different types of spherical, convex and concave mirrors and various terminology related to spherical mirrors like the centre and radius of curvature, focus, pole, etc. 

Here you also learn about ray diagrams, mirror formula and uses of a spherical mirror. It tells you that the Mirror formula is the relationship between the object-distance, image-distance, and focal length of a spherical mirror. Next, you learn about refraction, refractive index and optical density and lens formula, which is the relationship between the image-distance, object-distance, and the focal length of a spherical lens. It also discusses that the SI unit of power of any lens is expressed in Dioptre. You can find 62 VSAQs, 28 SAQs, 3 LAQs, 21 HOTS, and 3 VBQs. These questions sufficiently cover all significant concepts of the chapter.

Xam Idea Class 10 Science Chapter 11 (The Human Eye and the Colourful World) Solutions

In this chapter of Xam Idea Class 10 Science book, you will study some of the optical phenomena in nature. This chapter tells you about the rainbow formation, splitting of white light and blue colour of the sky. You come to know here that the human eye has the ability to focus on both distant and near objects, by adjusting its focal length, and it is called the accommodation of the eye.

Next, you learn about the common refractive defects of vision like myopia, hypermetropia and presbyopia. Further, you learn that the splitting of white light into its component colours is called dispersion. This chapter has 11 VSAQs, 21 SAQs, 5 LAQs, 6 HOTS, and 6 VBQs.

 Xam Idea Class 10 Science Chapter 12 (Electricity) Solutions

In the Electricity chapter, you come to know that electricity is the flow of charged species. Electric current is a stream of electrons moving through a conductor, and the SI unit of electric current is ampere. Further, you learn about a cell or a battery that generates a potential difference across its terminals. 

You also learn about resistance controlling the magnitude of the current and Ohm’s law. You also come to know about the equivalent resistance, Watt as a unit of power that the commercial unit of electrical energy is kilowatt-hour. This chapter consists of 22 VSAQs, 16 SAQs, 4 LAQs, 10 HOTS, and 2 VBQs.

 Xam Idea Class 10 Science Chapter 13 (Magnetic Effects of Electric Current) Solutions

In this chapter of Xam Idea Class 10 Science, you will study all about magnetic fields, electromagnetic effects, electric motors and electromagnets involving the magnetic effect of electric current. You will also learn about electric generators which involve the electric effect of moving magnets that tend to move. You also understand here the direction of the magnetic field which constitutes a series of concentric circles, whose direction is indicated by the right-hand rule. 

You also learn that a current-carrying conductor, when placed in a magnetic field, experiences a force, which may be given by Fleming’s left-hand rule. Next, you learn about electromagnetic induction and AC and DC generators. Here you will find 26 VSAQs, 23 SAQs, 9 LAQs, 11 HOTS, and 1 VBQ. Solving these questions will help you clear all your doubts, and increase your overall speed, efficiency and improve your retention rate.

Xam Idea Class 10 Science Chapter 14 (Sources of Energy) Solutions

The chapter discusses different sources of energy. The conventional sources of energy are fossil fuels, thermal power plants and hydropower plants. They have their advantages and disadvantages. Other conventional sources of energy are biomass and wind energy. 

Next, you study the topic of alternative or non-conventional energy resources which includes solar energy, where energy is generated through the solar cells and solar panel; tidal energy, wave energy and ocean thermal energy; geothermal energy; and nuclear energy. This chapter has 18 VSAQs, 23 SAQs, 5 LAQs, 3 HOTS, and 2 VBQs.

Xam Idea Class 10 Science Chapter 15 (Our Environment) Solutions

Chapter 15 discusses the interaction of various interdependent components of the environment with each other and their impact on the environment. You also learn about food chains where the producers make the energy from sunlight, and there is a loss of energy as we go from one trophic level to the next, limiting the trophic levels in a food chain. 

Further, the impact of human activities on the environment has been discussed, such as the use of chemicals like CFCs has endangered the ozone layer. You also learn that waste we generate may be biodegradable or non-biodegradable and the disposal of the waste generated by us causes serious environmental problems. This chapter contains 26 VSAQs, 25 SAQs, 3 LAQs, 3 HOTS, and 5 VBQs.

Xam Idea Class 10 Science Chapter 16 (Management of Natural Resources) Solutions

This chapter tells you about some natural resources like soil, air and water, forests, wildlife, water, coal and petroleum and how these need to be used in a sustainable fashion. You learn here the policy of ‘Refuse, Reduce, Reuse, Repurpose and Recycle’ for the betterment of earth. Management of forest resources, the harnessing alternative fuel resources and cutting down upon the use of fossil fuels, coal and petroleum will help the use of available resources judiciously. This chapter has 11 VSAQs, 42 SAQs, 4 LAQs,7 HOTS, and 9 VBQs.