Course Content
Crop production and management
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Agricultural practices
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quiz
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Basic Practices of Crop Production
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quiz
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Preparation of Soil
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quiz
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Agricultural Implements
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quiz
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Manure and Fertilisers
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quiz
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Irrigation
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quiz
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Methods of Irrigation
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quiz
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Protection from weeds
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quiz
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Harvesting
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quiz
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Storage
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quiz
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Animal Husbandry
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Microorganisms
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Introduction
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Microorganisms
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quiz
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Where do Microorganisms Live?
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quiz
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Microorganisms and Us
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Friendly Microorganisms
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quiz
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Commercial Use of Microorganisms
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quiz
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Medicinal Use of Microorganisms
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quiz
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Vaccines
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quiz
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Increasing Soil Fertility
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quiz
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Cleaning the Environment
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quiz
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Harmful Microorganisms
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Disease Causing Microorganisms in Humans
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quiz
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Disease Causing Microorganisms in Animals
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quiz
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Disease Causing Microorganisms in Plants
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quiz
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Food Poisoning
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quiz
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Food Preservation
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quiz
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Nitrogen Fixation
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quiz
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Nitrogen Cycle
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Coal and Petroleum
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Introduction
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quiz
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Coal
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quiz
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Petroleum
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quiz
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Natural Gas
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quiz
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Some Natural Resources Are Limited
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Combustion
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Introduction
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What is combustion
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quiz
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quiz
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How Do We Control Fire?
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quiz
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Types of Combustion
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quiz
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Flame
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quiz
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Structure of a Flame
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quiz
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What is a Fuel?
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quiz
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Fuel Efficiency
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quiz
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Harmful Effects of Burning Fuels
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Conservation of plants and animals
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Deforestation and Its Causes
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quiz
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Consequences of Deforestation
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quiz
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Conservation of Forest and Wildlife
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quiz
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Biosphere Reserve
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quiz
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Flora and Fauna
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quiz
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Endemic Species
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quiz
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Wildlife Sanctuary
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quiz
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National Park
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quiz
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Red Data Book
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Migration
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quiz
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Recycling of Paper
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Reforestation
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Reproduction in animals
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Modes of Reproduction
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quiz
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Sexual Reproduction
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quiz
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Male Reproductive Organs in Humans
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quiz
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Female Reproductive Organs in Humans
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quiz
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Fertilisation
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quiz
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Development of Embryo
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quiz
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Viviparous and Oviparous Animals
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quiz
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Young Ones to Adults
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quiz
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Asexual Reproduction
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quiz
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Dolly
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Reaching the age of adolescence
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Adolescence and Puberty
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quiz
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Changes at Puberty
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quiz
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Change in Body Shape
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quiz
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Voice Change
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quiz
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Increased Activity of Sweat and Oil Glands
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quiz
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Development of Sex Organs
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quiz
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Mental, Intellectual, and Emotional Maturity
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quiz
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Secondary Sexual Characters
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quiz
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Role of Hormones in Initiating Reproductive Function
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quiz
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Reproductive Phase of Life in Humans
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quiz
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How is the Sex of the Baby Determined?
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quiz
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Hormones Other than Sex Hormones
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quiz
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Role of Hormones in Completing Life History of Insects and Frogs
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quiz
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Reproductive Health
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quiz
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Physical Exercise
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Say “NO” to Drugs
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quiz
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Myths, Taboos, Do’s and Don’ts
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Adolescent Pregnancy
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Force and pressure
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Introduction
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Force – A Push or a Pull
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quiz
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Forces Are Due to an Interaction
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quiz
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Exploring Forces
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quiz
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A Force Can Change the State of Motion
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quiz
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Force Can Change the Shape of an Object
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quiz
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Contact forces
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Muscular Force
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quiz
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Friction
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quiz
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8.7 Non-contact forces
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Magnetic Force
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quiz
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Electrostatic Force
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quiz
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Gravitational Force
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quiz
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Pressure
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quiz
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Pressure Exerted by Liquids and Gases
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quiz
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Atmospheric Pressure
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Friction
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Introduction
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Force of Friction
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quiz
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Factors Affecting Friction
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quiz
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Friction: A Necessary Evil
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quiz
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Increasing and Reducing Friction
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quiz
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Wheels Reduce Friction
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quiz
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Fluid Friction
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Sound
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Introduction
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Sound is Produced by a Vibrating Body
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quiz
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Sound Produced by Humans
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quiz
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Sound Needs a Medium for Propagation
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quiz
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We Hear Sound Through Our Ears
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quiz
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Amplitude, Time Period and Frequency of Vibration
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quiz
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Loudness and Pitch
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quiz
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Audible and Inaudible Sounds
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quiz
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Noise and Music
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quiz
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Noise Pollution
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Chemical effects of electric current
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Introduction
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Do Liquids Conduct Electricity?
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quiz
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Chemical Effects of Electric Current
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quiz
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Electroplating
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Some natural phenomena
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Lightening
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quiz
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Charging by Rubbing
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quiz
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Types of charges
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quiz
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Transfer of Charge
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quiz
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The Story of Lightning
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quiz
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Lightning Safety
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quiz
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Earthquakes
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quiz
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What Causes Earthquakes?
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quiz
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Protection Against Earthquakes
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3
Light
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What makes Things Visible
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quiz
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Laws of Reflection
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quiz
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Regular and Diffused Reflection
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quiz
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Reflected Light Can Be Reflected Again
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quiz
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Multiple Images
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quiz
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Sunlight – White or Coloured?
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quiz
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What Is Inside Our Eyes?
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quiz
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Care of the Eyes
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quiz
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Visually Impaired Persons
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quiz
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What Is the Braille System?
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quiz
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Chapter test 1
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Chapter test 2
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Chapter test 3