Igcse biology Study guides, Revision notes & Summaries

IGCSE Biology Questions And Answers 2024. Active transport - CORRECT ANSWER The process in which energy is used to move the particles of a substance against a concentration gradient, that is, from a region where they are of lower concentration to a region where they are of higher concentration. Adaptation - CORRECT ANSWER Any characteristic of an organism that improves its chances of surviving in its environment. Aerobic respiration - CORRECT ANSWER Respiration with oxygen. It's the ...

iGCSE CIE Biology Paper 6 Revision What is an independant variable? - ANSWERS-The variable that is changed by the investigator What is a dependant variable? - ANSWERS-A variable that changes and is measured What is a control variable? - ANSWERS-A variable that should be kept constant so as to not affect the result of the dependant variable How can you make an experiment better? - ANSWERS-Do it 3 times and then take an average. Exclude anomalies from your average. How many decimal plac...

IGCSE Biology B1 B2 Questions and answers latest update

The seven characteristics of living organisms -Nutrition : taking in , absorbing, and using nutrients which contain raw materials for energy for growth and tissue repair -Excretion : removal of water products if metabolism , toxic materials and substance -Respiration : the chemical reaction that breaks down food to release energy for metabolism -Sensitivity : the ability to detect or sense stimuli to make an appropriate response -Reproduction : process of making more of the same kind of org...

IGCSE Biology definitions (Extended) Exam Questions And Answers 2024. Movement, - CORRECT ANSWER an action by an organism or part of an organism causing a change of position or place Respiration, - CORRECT ANSWER the chemical reactions in cells that break down nutrient molecules and release energy for metabolism Sensitivity, - CORRECT ANSWER the ability to detect or sense stimuli in the internal or external environment and to make appropriate responses Growth, - CORRECT ANSWER a pe...

Edexcel IGCSE Biology Revision,100% accurate Active Transport When a substance moves against/up a concentration gradient, from a region where they are of lower concentration to a region where they are of higher concentration. Adaption Any characteristic of an organism that improves its chances of surviving in its environment. Aerobic respiration Respiration with oxygen. Anaerobic respiration Respiration without oxygen. It releases less energy than aerobic respiration. ...

iGCSE CIE Biology Paper 6 Revision What is an independant variable? - ANSWERS-The variable that is changed by the investigator What is a dependant variable? - ANSWERS-A variable that changes and is measured What is a control variable? - ANSWERS-A variable that should be kept constant so as to not affect the result of the dependant variable How can you make an experiment better? - ANSWERS-Do it 3 times and then take an average. Exclude anomalies from your average. How many decimal plac...

Cambridge-IGCSE-Biology-3rd-Edition

Biology IGCSE edexcel with complete solution

CIE-IGCSE-Biology-9-RN.