
Respiration in Organisms | Study
Pre-Requisires Test & Enrich Respiration in Organisms | Speed Notes Notes For Quick Recap Respiration is essential for survival of living organisms. It releases energy from the food. The oxygen we inhale is used to breakdown glucose into carbon dioxide and water. Energy is released in this process. The breakdown of glucose occurs in the…

Transportation in Animals and Plants | Study
Pre-Requisires Test & Enrich Transportation in Animals and Plants | Speed Notes Notes For Quick Recap Transportation in animals: In most of the animals the blood that circulates in the body distributes food and oxygen to different cells of the body. It also carries waste products from different parts of the body for excretion. Circulatory…

Reproduction in Plants | Study
Pre-Requisires Test & Enrich Reproduction in Plants | Speed Notes Notes For Quick Recap All organisms multiply or reproduce offspring of their own kind. In plants there are two modes of reproduction, namely (a) Asexual reproduction and (b) Sexual reproduction. There are several methods of asexual reproduction such as fragmentation, budding, spore formation and vegetative…

LIGHT | Study
Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Light Light is the natural agent that stimulates sight and makes things visible. Light is reflected from all surfaces. It is a form of energy. Reflection of Light: Bouncing back of light after striking any surface such as a rough surface, Smooth surfce, shiny surface…

FORCE AND PRESSURE | Study
Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Force And Pressure Force: A push or a pull, that changes or tends to change the state of rest or of uniform motion of an object or changes its direction or shape. A force arises due to the interaction between two objects. Force has magnitude…

FRICTION | Study
Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Friction: Friction is the force that resists the motion of one object against another. It is the force felt between two surfaces when one attempts to slide against the other. Causes of Friction: Friction exists between two surfaces due to irregularities on the surfaces of the…

SOUND | Study
Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Sound: Vibrations that travel through the air or another medium and can be heardwhen they reach a person’s or animal’s ear. Musical Sound: The sound which produce a pleasing effect on the ear. Noise: The sounds which produce a jarring or unpleasant effect. (Scroll down…

CHEMICAL EFFECTS OF ELECTRIC CURRENT | Study
Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Chemical Effects of Electric Current Materials through which electric current can pass through easily are called electric conductors or conductors of electricity. Electrical conductivity Or Electric Conductivity: Electrical conductivity is a measure of the ability of a substance to allow the flow of electric current.…

SOME NATURAL PHENOMENA | Study
Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Some Natural Phenomena Some objects can be charged by rubbing with otherobjects. There are two kinds of charges — positive charge and negative charge Like charges repel and unlike charges attract each other. Study Tools Audio, Visual & Digital Content Static Electric Charges: The electric…

COMBUSTION AND FLAME | Study
Pre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Combustion and Flame Combustion: The process of burning a substance in the presence of air (oxygen) andundergoes a chemical reaction to produce heat and light. The substances which burn in air are called combustible. Oxygen (in air) is essential for combustion. During the process of…



