ADAPTATION
Adaptation is defined as the possession of the characteristics or traits or behaviour or structure or features that evolved over a period of time which enable an organism to survive and reproduce in response to changes in the environment or…
TOLERANCE
Tolerance is the ability of living organisms to withstand or tolerate little unfavourable changes in the environment which affect their survival. Living organisms can only live in a particular habitat if they can tolerate the ranges of the abiotic factors…
DECOMPOSITION IN NATURE
Decomposers Decomposers are fungi or bacteria which live saprophytically or feed on dead remains of plants, animals and organisms leading to or resulting in recycling of nutrients by breaking down organic matters to produce soluble nutrients which are absorbed by…
CERAMICS, PLASTIC AND RUBBER
Ceramics Earthen material exists in many forms such as sand, clay, mud, stone, rocks, and so forth. These various forms of soil can be used as material for making different objects. Such objects are collectively referred to as ceramics. In…
METALS
Identification of Metals There is a wide variety of metals. In fact about three-quarters of chemical elements are metals. Each metal has its own set of characteristics. Because of this wide variability, metals have been much used in technology. As…
Study Guide
