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Mollusca is one of the Phylum of kingdom animalia which is characterized by soft body. Lamarck coined the term ‘Mollusca’...

Wilting is defined as the rolling, folding or dropping of leaves and young stem due to loss of turgidity. It occurs due to high transpiration...

“Guttation is defined as the exudation of sap in the form of droplets through a special pore present in the lea...

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In the earlier days, botany was not broadly divided and all sub-disciplines (branches) were studies under same course. As the division of bot...

Photosynthesis is defined as an anabolism process in which carbon dioxide and water is converted into glucose, t...

Dimension of physical quantities is defined as the power to which the fundamental units are raised to represent it. The fundamental units of ...

Mass defect and binding energy are related to each other. By finding the value of mass defect we can easily calculate binding energy of nucle...

Radioactivity is the spontaneous disintegration of heavy element without being affected by external means. The intensity of emitted radiation...

Nuclear fusion is the phenomenon of fusing two or more lighter nuclei to form a heavy stable nucleus. It may release or absorb energy during ...

Nuclear fission is defined as the process of splitting heavy unstable nucleus into two or more than two lighter nuclei. It is one of the type...

In Radioactive decay, half life and mean life are terms used to represent the time taken by radioactive substances/elements to disintegrate t...

Rutherford Atomic Model was proposed by Physicist Earnest Rutherford to explain the atomic model in 1911. Till that date, only J.J Thomson&am...

Bohr’s atomic model is modified form of Rutherford atomic model. To overcome several limitation in Rutherford model, Niels Bohrs pr...

Liver is one of the important organ of digestive system. It is also the largest visceral organ and gland of human body. It is 4 lobed in huma...

Applications of science are making human beings more advanced. It is helping us in understanding different unknown phenomenon that are happen...

Simple harmonic motion is a periodic motion in which a particle move to and fro repeatedly about a mean position in presence of restoring for...

Photoperiodism is the effect of duration of light on living organism. It is also defined as the effect of photoperiod (duration of light) on ...

Telescope is an optical instrument used for viewing distance objects, planets and interstellar objects. It consists of two or more convex len...

A thermometer is a device used to measure temperature of body or object. The measurement of temperature is called as thermometr...