Out of transpiration, guttation and bleeding, which is/are not natural processes? Bleeding is not a natural process. This process occurs only in case a plant gets 'injured.'... View Article
Quantum mechanics is based on a fundamental equation which is called Quantum mechanics is based on a fundamental equation which is called Schrodinger equation.... View Article
Name the compound with all bond angles that are exactly 109 degree 28. Carbon tetrachloride has regular tetrahedral geometry with bond angles equal to 109o 28€™.... View Article
What happens when the temperature of a solution of an weak electrolyte increases? It results in an increase in degree of dissociation causing increase in van't Hoff factor.... View Article
In humans, what does the normal systolic and diastolic blood pressure mean? The normal systolic pressure is about 120 mm of Hg and diastolic pressure is 80 mm of Hg.... View Article
Name the gas evolved when HCl acid is added to zinc metal. Hydrogen gas gets evolved when HCl acid is added to zinc metal. Zn + 2HCl †’ ZnCl2 + H2... View Article
Metal having low melting point such as tin can be purified by The low melting metals can be separated from high melting metals by liquation process.... View Article
Give an example of a chemical reaction in which tremendous amount of heat is released. Sodium reacts explosively with water resulting in evolution of a large amount of heat.... View Article
In many unicellular organisms waste products are removed by the process of: In many unicellular organisms waste products are removed by the process of diffusion.... View Article
Name the attacking reagent in Friedel crafts alkylation and acylation. In Friedel crafts alkylation and acylation the attacking reagent is an Electrophile.... View Article
Mendel conducted his experiments on which plant to study the mechanism of inheritance. Mendel conducted his experiments on pea plant to study the mechanism of inheritance.... View Article
Name the instrument used to control current in an electric circuit The instrument which is used to control current in an electric circuit is rheostat.... View Article
Name the process of separation of mixture into a column of adsorbent. Separation of mixture into a column of adsorbent is known as Column Chromatography.... View Article
Name the metal which can be purified by distillation process ? Distillation method is used for refining low boiling metals like Zinc and Mercury.... View Article
In emulsion what is the state of dispersed phase and dispersion medium? In emulsion,both dispersed phase and dispersion medium are present in liquid state... View Article
What are the three elements known as that were classified by the Johann Dobereiner? Johann Dobereiner classified elements in group of three elements called as triads.... View Article
In which forests do we find both softwood and hardwood trees? In Temperate evergreen forests we find both the softwood as well as the hardwood.... View Article
In which case does a single cell constitute a whole organism? The organism Chlamydomonas has only one cell and hence is a unicellular organism. The cells of most Chlamydomonas species are more or less oval... View Article
What does the transparent layer covering the exposed part of the eye called as? Transparent layer covering the exposed part of the eye is called as conjunctiva.... View Article
In the test of nitrogen the Prussian blue color formed is of: In the test of nitrogen the Prussian blue color formed is of Ferriferrocyanide.... View Article
