Desirable changes: The changes that we desired to occur or we want them to take place are known as desirable changes. These changes are useful to us.Examples: ripening of fruits, germination of seeds, growth of a seedling into a plant, growth of a baby into an adult, etc. Undesirable ... Read More

Plants need water 1. To germinate- Germination is the process in which a seed develops into a seedling. During this process, water is taken up by the seeds to cause swelling. Water hydrates and activates the enzymes required for germination to occur. 2. To carry out photosynthesis- Water along with ... Read More

Photosynthesis is a process by which plants make their own food in the presence of sunlight, carbon dioxide, water, minerals, and chlorophyll present in leaves. Carbon Dioxide   +   Water   +   Sunlight   →      Glucose       +        Oxygen ... Read More

Defects of Human Eye :  Myopia  :  (nearsightedness)  This is a defect of vision in which far objects appear  blurred but near objects are seen clearly      Hypermetropia : (Longsightedness)   This is a defect of vision in which there is difficulty in viewing objects that are near but can see far objects easily.                 

The different defects of eyes are myopia and hyperopia. They can be corrected with lenses that help focus light on the retina.Myopia is corrected with a concave lens, while hyperopia is corrected with a convex lens.

Micromodal is a specialized type of modal rayon that is prized for its incredible softness and resistance to shrinkage. This type of rayon also has an excellent moisture-wicking profile, which makes it a popular choice for underwear and various types of sportswear. Like other types of rayon, the primary constituent ... Read More

A capillary tube is a tube with small internal diameter. This can hold liquid by capillary action. Examples of capillary action in water include water moving up in a straw or a glass tube, water moving through a paper or cloth towel, water moving through a plant, and tears moving through ... Read More

Angle of friction is defined in the context of motion on inclined plane. The minimum angle of incline for which a body placed on it just starts sliding without any external force is called the angle of friction.When the body placed on some surface is just on the point of ... Read More

Algebra is a branch of of mathematics that deals with the study of mathematical symbols and the rules for manipulating these symbols; it is a unifying thread of almost all of mathematics.

Earth is the only planet in our solar system that has a large amount of liquid water. About 74% of the surface of Earth is covered by liquid or frozen water. Because of this, people sometimes call it the blue planet. Because of its water, Earth is home to millions ... Read More