Polymers having ester linkage are called Polyesters. They are prepared by the condensation polymerization of dicarboxylic acids with diols.... View Article
Galileo deduced that objects move with constant speed when no force acts on them. This was the basis for Newton's first law of motion. By... View Article
Colocasia is a type of underground stem. Colocasia is a variety of flowering plants which belongs to the family of Araceae. It is a tender... View Article
Light is a form of energy that causes the sensation of vision. The various properties of light are refraction, reflection, dispersion, scattering... View Article
E. Goldstein in 1886 discovered anode rays (stream of positively charged particles) in a gas discharge experiment. A German scientist, Eugen... View Article
The push or pull on an object is called force.  According to the universal law of gravitation, every object in this universe exerts a force on... View Article
Pure substances: Pure substances are defined as substances that are made of only one type of atom or only one type of molecule. Properties of... View Article
Parthenocarpy is the development of fruit without fertilisation of ovules. The fruit is therefore seedless. Parthenocarpy is the process of... View Article
A group of interconnected genera is called a family.  Family is a taxonomic category, which comprises of one or more related genera. Family is... View Article
For a spontaneous process in an isolated system ∆S should be positive i.e ∆S > 0. In thermodynamics, S stands for entropy. The entropy of... View Article
The electronic configuration of copper is 1s22s22p63s23p63d104s1 The electronic configuration of an element is a symbolic notation of the... View Article
The vitamin whose deficiency causes scurvy is Vitamin C. Scurvy is a disease caused by a critical deficiency of vitamin C, hence it is also... View Article
Fertilization can be defined as the fusion of the male gametes (pollen) with the female gametes (ovum) to form a diploid zygote. It is a... View Article
Squamous epithelium is found as a lining of blood vessels, mouth, oesophagus, nose, alveoli sacs and as a coating outside the skin and tongue.... View Article
2814Si and 2914Si are isotopes of silicon. The atoms of the same element having the same atomic number but different mass numbers. Isotopes can... View Article
Solution: Reproduction is the process of producing offsprings that are biologically or genetically similar to the parent organism. Types of... View Article