Www.topicexplain.comChapter 2: कोशिका—जीवन की निर्माण इकाई (Cell: The Building Block of Life). 📖 Chapter 2 Complete Study Notes (CBSE) 1. अध्याय का परिचय सभी सजीव कोशिकाओं से बने होते हैं। कोशिका जीवन की संरचनात्मक (Structural) तथा कार्यात्मक (Functional) इकाई है। कुछ जीव एककोशिकीय (Amoeba, Bacteria) तथा कुछ बहुकोशिकीय (मनुष्य, पौधे) होते हैं। 2. महत्वपूर्ण परिभाषाएँ … Read more
Poem-2 : “Gifts of Grace: Honouring Our Vocations” 1. Summary The poem celebrates the different vocations and skilled workers of Bharat. The poet hears the whole country celebrating the work done by people of different professions. Craftspersons create beautiful objects filled with colours. Artisans and musicians express emotions and dreams through music. Carpenters use … Read more
POEM 3-CANVAS OF SOIL In “Canvas of Soil” by Maya Anthony, the poet compares a garden to a painting. The earth is like a painter’s palette, seeds are like brushstrokes, and a garden plot is like a canvas. When seeds grow and colourful flowers bloom, the garden becomes a beautiful natural painting. The poem shows … Read more
WINDS OF CHANGE The chapter “Winds of Change” is about the traditional Indian hand fan called a pankha. The word pankha comes from the word “pankh”, meaning the feather of a bird. In ancient India, small fans called pankhi were used. Evidence of these fans can even be seen in the Buddhist wall paintings of … Read more
अध्याय 2-अदृश्य सजीव संसार: हमारी नग्न आँखों से परे 1. अदृश्य सजीव संसार हमारी आँखें बहुत छोटी वस्तुओं को सीधे नहीं देख सकतीं। सूक्ष्मदर्शी (Microscope) के आविष्कार से बहुत छोटे जीवों को देखना संभव हुआ। लेंस (Lens) छोटी वस्तुओं को बड़ा करके दिखाता है। सूक्ष्मदर्शी अत्यंत छोटी वस्तुओं को कई गुना बड़ा करके दिखाता है। … Read more
The Invisible Living World: Beyond Our Naked Eye 1. The Invisible Living World Our naked eyes cannot see extremely tiny objects. The invention of the microscope made it possible to see very small living organisms. A lens makes small objects appear larger. A microscope magnifies very tiny objects. Tiny living organisms that cannot normally be … Read more
अध्याय 1: परिचय (सांख्यिकी)(S) 1. अर्थशास्त्र की मूल समस्या: दुर्लभता (Scarcity) और चयन (Choice) असीमित इच्छाएँ (Unlimited Wants): मनुष्य की आवश्यकताएँ और इच्छाएँ असीमित होती हैं। सीमित संसाधन (Limited Resources): हमारी आवश्यकताओं को पूरा करने वाले संसाधन (जैसे आय, समय, प्राकृतिक संसाधन) सीमित/दुर्लभ होते हैं। वैकल्पिक उपयोग (Alternative Uses): इन सीमित संसाधनों के कई उपयोग … Read more
THE PORTRAIT OF A LADY … Read more
Geographical Diversity of India 1. India – A Land of Geographical Diversity India is the 7th largest country in the world and is part of Asia. It is called the Indian Subcontinent. India’s geographical diversity has influenced its climate, culture, agriculture, and way of life. 2. Major Physical Divisions of India India has five … Read more
Story: The Wit that Won Hearts King Krishnadeva Raya became angry with Queen Thirumalambal because she yawned while he was reciting his poem. The king thought she had insulted him and stopped talking to her. The queen asked Tenali Rama for help. Tenali Rama cleverly brought some “special paddy seeds” to the court and said … Read more