Digestion of Food for Class 4 In this chapter, Digestion of Food, Class 4, we learn will learn about how the food we eat are digested by our body and how the digested food gives us energy to do work. We will also learn about different organs inside our body which helps to digest the … Read more
Teeth and Microbes A child gets first tooth when he/she is six or seven months old. At the age of three a child has usually 20 teeth. The first set of teeth is called milk teeth or temporary teeth. When the child is about six years old, the milk teeth or temporary teeth begins to … Read more
अनेक शब्दों के लिए एक शब्द (One Word Substitution) हिंदी भाषा में वाक्यांश के स्थान पर एक शब्द का प्रयोग कर सकते हैं। वाक्यांश के लिए एक शब्द प्रयोग करने से भाषा में स्पष्टता तथा संक्षिप्तता आ जाती है | इस प्रक्रिया के द्वारा कम समय में अधिक भाव व्यक्त किए जा सकते हैं | … Read more
विलोम शब्द (Opposite Words) की परिभाषा जो शब्द एक-दूसरे का विपरीत या उल्टा अर्थ बताते हैं, उन्हें ‘विलोम शब्द‘ या ‘विपरितार्थक शब्द‘ कहते हैं | जैसे अंधकार का विलोम शब्द है प्रकाश, अमृत का विलोम शब्द है विष, अज्ञानी का विलोम शब्द है ज्ञानी, इत्यादि | नीचे 50 विलोम शब्द दिए गये हैं | इन … Read more
पर्यायवाची शब्द (Synonyms Words) की परिभाषा ‘पर्याय’ का अर्थ है- ‘समान’ तथा ‘वाची’ का अर्थ है- ‘बोले जाने वाले’ अर्थात जिन शब्दों का अर्थ एक जैसा होता है, उन्हें ‘पर्यायवाची शब्द’ कहते हैं। समान अर्थ का बोध करने वाले शब्दों को पर्यायवाची शब्द या समानार्थी शब्द कहते हैं । जैसे- चिर, वसन, पट – इन … Read more
Everything around us is called matter. Matter is anything that has weight and takes up space. All the living things such as birds, animals and plants, and all the non-living things such as chairs, tables, balls, air and water are matter. All these things have their own weight and takes up space. Let’s learn more … Read more
Kinds of Sentences – Class 4 Every sentence has some meaning. Based on the meaning they convey we can say that there are mainly four types of sentences: Declarative sentences (also known as Assertive sentences) Interrogative sentences Imperative sentences Exclamatory sentences Declarative (Assertive) sentences:A Declarative sentence merely says or states something. We put a full-stop … Read more
Subject and Predicate – Class 4 Every complete sentence contains two parts, a subject and a predicate.SubjectSubject is the part of the sentence which names the person or thing we are talking about.PredicatePredicate is the part of the sentence which says something about the subject. Examples: Mahatma Gandhi was a freedom fighter. Subject: Mahatma Gandhi Predicate: was … Read more