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IGCSE Biology - Characteristics of Living Organisms
Flash Cards about Characteristics of Living Organisms
7
Biology
9th Grade
05/13/2010

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Term
RINGER
Definition
Acronym with which to remember the characteristics of living organisms (Respiration, Irritation, Nutrition, Growth, Excretion, Reproduction).
Term
Respiration
Definition
As chemical reactions break down nutrient molecules in living cells to release energy
Term
Irritability (sensitivity, and movement)
Definition
Sensitivity And Movement
Sensitivity:
Ability to detect changes in the environment (stimuli) and make a responce.
Movement:
An action by which an organism can change where it is located.
Term
Nutrition
Definition
Taking in nutrients, through absorbing and assimilating them, and using them for growth and tissue repair.
Term
Growth
Definition
Permanent increase in size and mass by an increase in cell number, size or both.
Term
Excretion
Definition
Removal of the waste products of metabolism from an organism which would otherwise be unnessecary or harmful to it.
Term
Reproduction
Definition
The process by which more of the same orgaism come into existence.
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