The absorption of water is a continuous process as a result   of which plants absorb a large quantity of water . You must have observed that the gar5dener of your school waters the plants everyday . Some times, during summers , we need to water the plants even twice a day . Hve you ever [...]

Now we know that all soil types are not similar. But if we study the gross structure of the soil, it can be separated into layers according to their  density .This is called soil profile and the layers are called horizons soil profile consists of the following soil layers 1. O horizon 2.A horizon 3. [...]

Soil is essential for plants life . Green plants are producers-they can convert simple inorganic molecules like water and carbon dioxide into complex organic compounds through photosynthesis . Soil is a nature resource . It is renewable, but like fossil fuels, it is formed very slowly over thousand of years. Thus, it can be considered [...]

We know that day and might are caused by the rotation of the earth on its axis as it revoles around the sun .The part of the earth facing the sun experiences day, while the part away from the sun has night . The heat of sun’s rays makes the day warmer . The absences [...]

Nutrition is derived from the word ‘nutrient’ Nutrient is a substance which an organism obtains from its bsurroudings to derive energy and materials for its growth and maintenance Nutrition is the process of intake and utilisation of nutrients by an organisms

All living organisms carry out various life activities for their substances on earth . All of them eat food , excrete wastes , reproduce , move , respond to various stimuli, and grow for all these activities, called life processes they require energy continuously , even when at rest . This continuous supply of energy [...]

Water is a very important resource for all the living organisms . All the water on the earth makes up hydrosphere . Our earth is the only planet having abundance of water . About 71% of the surface of the earth is covered by water. Oceans are the large interconnecting water bodies encircling the continents [...]

We are aware that our earth is indited by various kinds of living organisms. These organisma live in different habitats and are adapted to those conditions. As a result , different organisms have developed different mechanisms for breathing . let us study about a few of them AMOEBA Amoeba is a single-celled organism which lives [...]

Coast lines are among the most rapidly changing landscape features .Some are eroded by waves, wind ,and rain causing cliffs to be undercut and caves to be hollowed out of solid rock others are built up by waves transporting sand and small rocks in a process known as longshore drift ,m and by rivers depositing [...]

The 21st Century is said to be the Reign of Computers and Internet. Internet is like “Aladdin Ka Chirag” from which we can ask for anything and our demand will be fulfilled, but there is no barrier of only “Three Wishes”. Today, with the ever modernizing world, the Internet is proving to be a very useful tool [...]