CBSE Class 10th Science, NCERT Solutions, Sample & Previous Year Papers

MCQ Science Class 10 MCQ Science Class 10 Revision Notes Science Class 10 Revision Notes Science Class 10 Solutions Science Class 10 Question Answer Science Class 10 Important Questions Science Class 10 Important Questions Science Class 10 Competency Based Questions Science Class 10 Competency Based Questions Science Previous Year Papers Science Class 10 Previous Year […]

Science Class 10th Important Questions

Chapter 1 – Chemical Reactions and Equations Chapter 2 – Acids Bases and Salt Chapter 3 – Metals and Non-Metals Chapter 4 – Carbon and its Compounds Chapter 5 – Life Process Chapter 6 – Control and Coordination Chapter 7 – How do Organisms Reproduce? Chapter 8 – Heredity Chapter 9 – Light-Reflection and Refraction […]

MCQ Class 10 Science Chapter 9 Light-Reflection and Refraction

MCQ’s For All Chapters – Science Class 10th

Science Class 10 Chapter 16 Question Answer

Management of Natural Resources Solutions For All Chapters Science 10 NCERT TEXTBOOK Solutions for Class 10 Science Question 1 What changes would you suggest in your home in order to be environment friendly? Answer: We would suggest following changes in our home to make it environment friendly. 1. Separate wastes into recyclable and non-recyclable. 2. […]

Science Class 10 Chapter 13 Question Answer

Our Environment Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Which of the following groups contain only biodegradable item ? (a) Grass, flowers and leather (b) Grass, wood and plastic (c) Fruit peels, cake and lime juice (d) Cake, wood and grass Answer: (a) Grass, flowers and […]

Science Class 10 Chapter 14 Question Answer

Sources of Energy Solutions For All Chapters Science 10 NCERT TEXTBOOK Solutions for Class 10 Science Question 1 A solar water heater cannot be used to get hot water on (a) a sunny day (b) a cloudy day (c) a hot day (d) a windy day Answer: (b) A cloudy day. Question 2 Which of […]

Science Class 10 Chapter 12 Question Answer

Magnetic Effects of Electric Current Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Which of the following correctly describes the magnetic field near a long straight wire ? (a) the field consists of straight lines perpendicular to the wire (b) the field consists of straight lines parallel […]

Science Class 10 Chapter 11 Question Answer

Electricity Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science 1. A piece of wire of resistance R is cut into five equal parts. These parts are then connected in parallel. If the equivalent resistance of this combination is R′, then the ratio R/R′ is – (a) 1/25 (b) 1/5 […]

Science Class 10 Chapter 10 Question Answer

Human Eye and Colourful World Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Q1. The human eye can focus on objects at different distances by adjusting the focal length of the eye lens. This is due to (a) presbyopia (b) accommodation (c) near-sightedness (d) far-sightedness Answer: (b) accommodation. Q2. […]

Science Class 10 Chapter 9 Question Answer CBSE

Light Reflection and Refraction Solutions For All Chapters Science 10 NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Which one of the following materials cannot be used to make a lens ? (a) Water (b) Glass (c) Plastic (d) Clay Answer: (d) Clay Question 2 The image formed by a concave mirror is observed […]

Science Class 10 Chapter 8 Question Answer

Heredity Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1. A Mendelian experiment consisted of breeding tall pea plants bearing violet flowers with short pea plants bearing white flowers. The progeny all bore violet flowers, but almost half of them were short. This suggests that the genetic make-up […]

Science Class 10 Chapter 7 Question Answer

How Do Organisms Reproduce? Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Asexual reproduction takes place through budding in (a) amoeba (b) yeast (c) plasmodium (d) leishmania Answer: (b) Yeast Question 2 Which of the following is not a part of the female reproductive system in human […]

Science Class 10 Chapter 6 Question Answer

Control and Coordination Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Which of the following is a plant hormone? (a) Insulin (b) Thyroxin (c) Oestrogen (d) Cytokinin Answer: (d) Cytokinin Question 2 The gap between two neurons is called a (a) dendrite (b) synapse (c) axon (d) […]

Science Class 10 Chapter 5 Question Answer

Life Processes Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 The kidneys in human beings are a part of the system for (i) nutrition (ii) respiration (iii) excretion (iv) transportation Answer: (iii) Excretion Question 2 The xylem in plants are responsible for (i) transport of water (ii) […]

Science Class 10 Chapter 5 Question Answer

Periodic Classification of Elements Solutions For All Chapters Science 10 NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Which of the following statements is not a correct statement about the trends wlien going from left to right across the periods of Periodic Table. (a) The elements become less metallic in nature. (b) The number […]

Science Class 10 Chapter 4 Question Answer

Carbon and its Compounds Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Ethane, with the molecular formula C2H6 has (a) 6 covalent bonds (b) 7 covalent bonds (c) 8 covalent bonds (d) 9 covalent bonds Answer: (b) 7 covalent bonds. Question 2 Butanone is a four-carbon compound […]

Science Class 10 Chapter 3 Question Answer

Metals and Non-metals Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1. Which of the following pairs will give displacement reactions ? (a) NaCl solution and copper metal. (b) MgCl2 solution and aluminium metal. (c) FeSO4 solution and silver metal. (d) AgNO3 solution and copper metal. Answer: (d) […]

Science Class 10 Chapter 2 Question Answer

Acids, Bases and Salts Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 A solution turns red litmus blue, its pH is likely to be (a) 1 (b) 4 (c) 5 (d) 10 Answer: (d) 10 Question 2 A solution reacts with crushed-egg shells to give a gas […]

Science Class 10 Question Answer CBSE

Chapter 1 Chemical Reactions and Equations Chapter 2 Acids Bases and Salts Chapter 3 Metals and Non-Metals Chapter 4 Carbon and Its Compounds Chapter 5 Life Process Chapter 6 Control and Coordination Chapter 7 How do Organisms Reproduce? Chapter 8 Heredity Chapter 9 Light Reflection and Refraction Chapter 10 Human Eye and Colourful World Chapter […]

Science Class 10 Chapter 1 Question Answer

Chemical Reactions and Equations Solutions For All Chapters Science 10 CBSE NCERT TEXTBOOK Solutions for Class 10 Science Question 1 Which of the given statements about the reaction below are incorrect? a. Lead is getting reduced b. Carbon dioxide is getting oxidised c. Carbon is getting oxidised d. Lead oxide is getting reduced (i) (a) […]

Science Class 10 NCERT Book PDF Download

NCERT Book for Class 10 Science Chapter 1 – Chemical Reactions and Equations Chapter 2 – Acids Bases and Salt Chapter 3 – Metals and Non-Metals Chapter 4 – Carbon and its Compounds Chapter 5 – Life Process Chapter 6 – Control and Coordination Chapter 7 – How do Organisms Reproduce? Chapter 8 – Heredity […]

Notes Class 10 Science CBSE All Chapters

Chapter 1 Chemical Reactions and Equations Class 10 Notes Chapter 2 Acids Bases and Salts Class 10 Notes Chapter 3 Metals and Non-metals Class 10 Notes Chapter 4 Carbon and its Compounds Class 10 Notes Chapter 5 Life Processes Class 10 Notes Chapter 6 Control and Coordination Class 10 Notes Chapter 7 How do Organisms Reproduce […]

Notes Class 10 Science Chapter 16 Management of Natural Resources

Notes For All Chapters Science Class 10 Anything in the environment which can be used is called a natural resource. Natural Resources includes total natural environment that support human life and contribute to the production of necessities and comforts to mankind. So natural resources are the coihponents of atmosphere, hydrosphere and lithosphere. Types of Natural […]

Notes Class 10 Science Chapter 13 Our Environment

Notes For All Chapters Science Class 10 CBSE 1. Ecosystem – What are its Components? Definition of Ecosystem: An ecosystem is a system where all organisms (plants, animals, microorganisms, humans) interact with the physical surroundings. It maintains a balance in nature. It includes: Biotic components (living): plants, animals, microbes. Abiotic components (non-living): temperature, rainfall, soil, […]

Notes Class 10 Science Chapter 14 Sources of Energy

Notes For All Chapters Science Class 10 Acids: Indicators, General characteristics, Properties of acids, Chemical nature of acids. Sources of Energy: A source of energy is that which is capable of providing enough useful energy at a steady rate over a long period of time. A Good source of energy should be : Safe and convenient to […]

Magnetic Effects of Electric Current Notes Chapter 12 Class 10 Science

Notes For All Chapters Science Class 10 CBSE 1. Introduction Electric current produces various effects — heating, chemical, and magnetic effects. A current-carrying conductor behaves like a magnet. Hans Christian Oersted (1777–1851): Discovered in 1820 that a compass needle deflects when a current passes through a nearby conductor. Proved that electricity and magnetism are related. […]

Notes Class 10 Science Chapter 11 Electricity

Notes For All Chapters Science Class 10 CBSE 1. Introduction to Electricity Electricity is a controllable and convenient form of energy used in homes, schools, hospitals, industries, etc. It is essential for lighting, heating, operating machines, communication, and numerous modern applications. This chapter deals with: Electric current and circuits Potential difference Resistance and Ohm’s Law […]