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Organism and Its Characteristics - An organism is a distinct unit of life in nature. It is said to be the smallest level and basic unit of ecological hierarc..

An organism is a distinct unit of life in nature. It is said to be the smallest level and basic unit of ecological hierarch..

All living organisms are composed of structural and functional units called cells. The body of a living organism may be composed of a single cell - as in unicellular organisms or many cells - as in multicellular organisms. The number of cells ..

Pesticides, detergents, chemical dyes and other industrial chemicals and their waste constitute synthetic organic compounds. When present in water, these chemicals can act as toxic poisons for plants, animals and humans. Such chemicals enter the hydrosphere either by usage, by accidental..

All living organisms are composed of structural and functional units called cells. The body of a living organism may be composed of a single cell - as in unicellular organisms or many cells - as in multicellular organisms. The number of cells in th..

t h century necessitated a thorough modification in the system of classification. A more systematic and scientific system called natural system of classification emerged. It was based on specific similarities and differences between organisms. The earliest attempt towards a natur..

Introduction - This chapter contains oxygen compounds in which oxygen is bonded to a carbon atom through a double bond. The functional unit >C = O, present in these compounds is called carbonyl group. We limit our study now to compounds having an acyl group (R - C = O) is bonded to hyd..

The cell whether in a unicellular organism or a multicellular organism is capable of exhibiting some of its functions independently. Thus, the cell shows functional autono..

Cell as a Self Contained Unit - The cell whether in a unicellular organism or a multicellular organism is capable of exhibiting some of its functions independently. Thus, the cell shows functional autono..

The cell whether in a unicellular organism or a multicellular organism is capable of exhibiting some of its functions independently. Thus, the cell shows functional autonom..