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Chapter:5 Simplification Numerical Expressions A combination of numbers connected by one or more of the symbol +, -, ×, ÷ and of, is called numerical expression. BODMAS stands for Bracket, of, Division, Multiplication, Addition and Subtraction First work out Bracket. - ( ) (B) then perform - of (O) then division - ÷ (D) after that multiplication - × (M) next addition - + (A) at the end subtraction. - - (S) Use of Brackets What are the Types of Brackets ? Ans: There are four types of bracket. Bar / Vinculum. __ Round brackets / Bracket. ( ), Curly Brackets or Braces { }, Square brackets or Big brackets [ ] (किसी दिए गए Simplification का Solution करने के लिए सबसे पहले कोष्ठक(Bracket), फिर का(Of), फिर भाग(Division), फिर गुणा(Multiply), फिर जोड़ (Addition), अंत में घटाव(Subtraction) करते हैं ) Example: Simplify 15-[20÷{6-2(8-5-2)}] = 15-[20÷{6-2(8-...

Class: 4th Science * Plants- Adaptation * Plants are found in all over the world. They grow and live in different environments. Some plants grow on land, some grow in water. Some plants grow on cold regions while some grow in hot deserts. These places are called their natural habitate. Scientists have discovered about 3,80,000 species of plants at this time. * Plants can be divided into two main species :1. Aquatic plants and 2. Terrestrial plants. * Plants grow and live in different environment. * Plants that grow in water are called aquatic plants. * Plants that grow on earth are called terrestrial plants. * The non-green plants cannot make their food themselves. * Carnivorous plants eat the insects. -------------------*-------------------- A. Tick(✓) the correct answers : 1. Which one is a coniferous tree? (a) mango (b) spruce [✓] (c) cactus 2. Which series of plants comes from grass family? (a) Evergreen trees are aquatic (b) Evergreen trees shed their leaves (c) Evergreen trees do...

Class: 5th [Science] * Structure of flower. * ---------------------------------------- * Flowers are separated into male and female parts. * Stamen, the male part, is made up of anther and filament. * Pistil, the female part, is made up of stigma, style, ovary and ovule. * Flowers of cucumber, pumpkin and watermelon are imperfect flowers whereas the flowers of rose, lily and dandelion are perfect flowers. * Bats, bees and wasps, birds and butterflies are some pollinators. --------------------*--------------------- A. Tick(✓)the correct answer: 1. Which pollinator prefers flowers with lots of pollen, dull white or green in colour? (a) beetles [✓] (b) hummingbird (c) bees 2 Pick the odd one out. (a) plants show movement. (b) plants have life cycle. (c) plants do not make their own food.[✓] 3. Which one is the female part of a flower? (a) stigma[✓] (b) anther (c) filament 4. Which one of the following is not an imperfect flower? (a) cucumber (b) pumpkin (C) rose[✓] --------------------*--...

Class:5th Science. Chapter 2. Germination of Seed. What is reproduction? Through reproduction, an organism increases its species by giving birth to another organism similar to itself. This process of giving birth is called reproduction.प्रजनन के माध्यम से एक जीव अपने समान ही दूसरे जीव को जन्म देकर अपनी प्रजाति को बढ़ाता है। जन्म देने की इस प्रक्रिया को प्रजनन कहते हैं। * Plants reproduce in two ways. * पौधे दो तरह से प्रजनन करते हैं (1) Reproduction from seeds * बीजों से प्रजनन (2) Vegetative reproduction. * वानस्पतिक प्रजनन। * Stage of seed germination बीज अंकुरण की अवस्था Germination is the process in which the seed starts turning into a plant. In this, a small plant starts coming out of the seed at the time of germination. This mainly happens when the seed gets the necessary material and environment. It requires the right temperature, water and air. अंकुरण वह प्रक्रिया है जिसमें बीज एक पौधे में बदलना शुरू कर देता है। इसमें अंकुरण के समय बीज से एक छोटा पौधा निकलने लगता है।...

 For Class 2nd in English Book. "The Boy Who Couldn't Lie" A. Tick [✓] the correct option: 1. There was once a little boy named-----. a) George [✓] 2. George was very pleased with the----. (c) axe [✓] 3. Little George was -----. (d) surprised [✓] 4. George Washington was the first President of ------. (d) USA [✓] ---------------*---------------- B. Fill in the blanks with the help of words given in the Clue Box. 1. One day his father gave him a small ------. to play with. [axe]✓ 2. How ------ the edge seemed! [sharp]✓ 3. He knew what he had done was------. [Wrong]✓ 4. He was ------ the first President of USA. [George Washington]✓ ---------------*---------------- C. Answer the following questions: 1. What did George's father give him? Ans: George's father give him a small axe to play with. 2. What did George do with the axe? Ans: He went to his father's garden and began trying the axe upon almost everything that come in his way. 3. Why was George's father ...

गांधी जी - शास्त्री जी की ये बातें सिखाती हैं जीवन जीने की कला । 2 अक्टूबर को देश की दो महानविभूतियों महात्मा गांधी (2 अक्टूबर 1869 ) और लालबहादुर शास्त्री ( 2 अक्टूबर 1904) ने जन्म लिया था। इन दोनों स्वतंत्रता सेनानियों ने देश को ब्रिटिश हुकूमत से आजाद कराने में अतिमहत्वपूर्ण भूमिका निभाई।  बापू ने हमें 'सत्य और अहिंसा' के मार्ग पर चलना सिखाया, तो शास्त्री जी ने 'जय जवान-जय किसान' का नारा दिया। जो जीवन जीने की कला सिखाते हैं। आइये आपको गांधी जी और शास्त्री जी के कुछ ऐसे ही विचारों से रूबरू कराते हैं। * ऐसे जिएं जैसे कि आपको कल मरना है और सीखें ऐसे, जैसे आपको हमेशा जीवित रहना है। * डर शरीर की बीमारी नहीं है, यह आत्मा को मारता है।  * विश्वास करना एक गुण है, अविश्वास दुर्बलता की जननी।  * जो समय बचाते हैं वे धन बचाते हैं और बचाया धन, कमाए हुए धन के समान महत्वपूर्ण है।  * आंख के बदले आंख पूरे विश्व को अंधा बना देगी। * आजादी का कोई मतलब नहीं यदि इसमें गलती करने की आजादी शामिल न हो। * प्रसन्नता ही एकमात्र ऐसा इत्र है, जिसे आप दूसरों पर छिड़ते हैं तो कुछ बूंदे...