Class 8 Science – Conservation of Plants and Animals 1. Introduction Biodiversity refers to the variety of plants, animals, and microorganisms in an area. Conservation means protecting...
Class 8 Science – Synthetic Fibres and Plastics: Types and Uses 1. Introduction Synthetic fibres and plastics are man-made materials made by humans using chemical processes. They are...
Class 8 Mathematics – Quadrilaterals 1. Introduction A quadrilateral is a polygon with four sides and four angles. The sum of all interior angles of a quadrilateral is always 360°. Quadrilaterals...
Class 8 Mathematics – Linear Equations in One Variable 1. Introduction A linear equation in one variable is an equation in which the variable appears only to the first power. It represents...