Plants with reticulate venation in their leaves are likely to have taproots. For example, a carrot or a rose plant has leaves with reticulate... View Article
Hydrogen is collected by the downward displacement of water. This is because hydrogen is virtually insoluble in water. It forms an explosive... View Article
The solutions which show a pH in the range of 7 to 14 are basic in nature. The pH scale measures how acidic or basic a substance is. The pH... View Article
The energy released during respiration is stored in the form of Adenosine Triphosphate(ATP) During cellular respiration, glucose is broken down... View Article
The secretion of Colostrum in the mammary gland is highly nutritious for the newborn baby. Colostrum, the first milk you produce when starting... View Article
The various components of crude oil are separated by the process of fractional distillation. Fractional distillation separates a mixture into... View Article
An aqueous solution of nickel sulphate containing nickel ions Ni2+ is used in electroplating. Nickel is considered useful for electroplating... View Article
The horizontal rows in Mendeleev's Periodic Table are numbered from 1 to 7. Mendeleev also arranged the elements known at the time in order of... View Article
In Xylem tracheids and vessels transport minerals vertically Phloem conducts food and xylem is responsible for conducting water and minerals.... View Article
Silver-plated vessels, gold-plated ornaments are made by an electroplating method. Electroplating is the process of coating one metal or metal... View Article
Galvanizing is a process of coating zinc on iron or steel to prevent it from rusting. Galvanisation is the process of applying a protective... View Article
In the electrolysis of acidulated water, hydrogen gas is evolved at cathode.H+ being positively charged moves towards the cathode (negatively... View Article
The speed of light (electromagnetic radiation) through vacuum has a constant value of 3.00 x 108m/s and is independent of the wavelength in... View Article
All epithelial cells are separated from the underlying tissue by the basement membrane. Most epithelial tissues are essentially large sheets of... View Article
The Large Scale Movement of loose materials down a slope is known as mass wasting Mass wasting is the downhill movement of rock and soil... View Article
Iron filings and sulphur both are elements, and they combine to form iron sulphide. It is a chemical change and a combination reaction. When... View Article
The above reaction takes place in the presence of moisture. 4Fe(s) + 3O2(g) → 2Fe2O3(s) In this reaction, the oxygen is taking away 3 electrons... View Article