Class 6 Notes
Dear Students, read the detailed notes for Chapter 3: Motions of the Earth, from the NCERT Class 6 Geography textbook 'The Earth: Our Habitat', tailored for government exam preparation. Chapter 3: Motions of the Earth The Earth exhibits two primary types of motions simultaneously: 1. Rotation 2. Revolution
Class 12 Notes
Dear Student, here are the detailed notes for Chapter 3: Human Reproduction from the NCERT Class 12 Biology textbook, structured for exam preparation. Chapter 3: Human Reproduction Introduction: Humans reproduce sexually and are viviparous (give birth to young ones). Reproductive events include: 1. Gametogenesis (formation of gametes: sperms in males,
Class 6 Notes
1. Introduction: Maps vs. Globes * Globe: A true model (miniature form) of the Earth. Useful for understanding the overall shape, continents, and oceans in their correct relative sizes and locations. * Limitations: Difficult to carry, cannot show detailed information for small areas (like a town or district), only one part of
Class 6 Notes
Get detailed notes for Chapter 2: Globe: Latitudes and Longitudes from the NCERT Class 6 Geography textbook 'The Earth Our Habitat'. These notes are structured for government exam preparation. Chapter 2 Globe: Latitudes and Longitudes 1. The Globe * A globe is a true model (miniature form) of the
Class 6 Notes
Read detailed notes for Chapter 1: The Earth in the Solar System from your NCERT Class 6 Geography textbook, 'The Earth Our Habitat'. Chapter 1 The Earth in the Solar System * Celestial Bodies: * All objects visible in the night sky are called celestial bodies. * Examples: The Sun, the
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Watch Video Lecture Here .. Fibres are the materials, which are available in the form of thin, continuous and flexible strands spun into yarn and made into fabrics. Fabrics are defined as a cloth material made by knitting or weaving or of threads together. Types of Fibre There are two types
Food is a basic requirement for all living organisms. It provides energy for carrying out normal physiological activities. There are different components and they have different nutrients. They all come together to provide wholesome nourishment to us. For Example: * Dal, eggs, meat etc contain proteins. * Fruits and vegetables contain vitamins.
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The component that we consume, which provides nourishment to the body, is called food. E.g., Rice, chapati, curry, fruits, vegetables, cheese, bread, milk, curd, butter, etc. Watch Lecture Here 👇 What is food, variety of food, Ingredients of food? Food is source of nutrition that living organisms ear, drink or
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Introduction * Chemical Reactions: Chemical reactions are fundamental processes where one or more reactants undergo transformation to produce new substances known as products. These changes involve rearrangements of molecular structures and altering the physical and chemical properties of the substances involved. * Indicators of Chemical Reactions: * Transition in Physical State: Includes changes
Class 12 Biology Solutions
Q1. Fill in the blanks: (a) Humans reproduce _____ (asexually/sexually) (b) Humans are _____ (oviparous, viviparous, ovoviviparous) (c) Fertilisation is _____ in humans (external/internal) (d) Male and female gametes are _____ (diploid/haploid) (e) Zygote is _____ (diploid/haploid) (f) The process of release of ovum from a mature follicle is called _____ (g)
Class 12 Biology Solutions
Q1. Name the parts of an angiosperm flower in which development of male and female gametophyte take place. The development of male and female gametophytes in an angiosperm flower takes place in the following parts: * Male gametophyte: The stamen, specifically inside the microsporangium of the anther. * Female gametophyte: The pistil,
Class 12 Biology Solutions
Q1. Why is reproduction essential for organisms? Reproduction is essential for organisms as it enables the continuity of the species, generation after generation. Without reproduction, species cannot survive for long because individual organisms eventually die. Through reproduction, organisms give rise to offspring that grow, mature, and produce new offspring, ensuring