आरएनए (RNA) क्या है? आरएनए की संरचना एवं प्रकार का वर्णन करें।
आरएनए (RNA) :- कोशिका द्रव्य तथा केंद्रिका में पाया जाने वाला ‘RNA (Ribonucleic acid) ‘ एक प्रकार का न्यूक्लिक अम्ल […]
Deviation without Dispersion And Dispersion without deviation
Deviation without Dispersion :- Deviation produced by flint glass prism for a colour is equal and opposite which produced by
Optical Microscope and Telescope
Optical microscope:- The optical microscope, often referred as the light microscope. It is a type of microscope that uses visible
Human Eye and Defects of Vision
Human Eye :- The human eye is the most complicated Sense organ in the body with several parts fixed together
Colloids and it’s Classification
Colloids :- A Colloid is a heterogeneous system in which one substance is dispersed ( dispersed phase ) as very
Adsorption and it’s Types , Catalysis and Catalysts
Adsorption :- Adsorption is defined as the deposition of molecular species onto the surface . The molecular species that gets
Order of Reaction : Zero Order and First Order
Order of Reaction :- The sum of powers of concentration of the reactants in the rate expression is called the
Rate of a Chemical Reaction and Collision Theory
Rate of a Chemical reaction :- Some reactions such as ionic reactions occurs very fast , for example – precipitation
Electrolytes , Electolytic Cell and Electrochemical Cell
Electrolytes :- Electrolytes are substances that produce an electrically conducting solution when dissolved in a polar solvent , such as
Organisms and population
Population :- A population may be defined as a group of organisms of the same species occupying a certain area
Biodiversity and Conservation
Biodiversity :- Biodiversity is the term popularised by the sociologist Edward Wilson to describe the combined diversity at all the
Ecosystem , Trophic levels , Productivity , Nutrient Cycling
Ecosystem :- An Ecosystem can be visualised as a functional unit of nature , where living organisms interact among themselves