Edexcel igcse biology - Study guides, Class notes & Summaries

JUNE 2024 4bi1-2b QP Edexcel IGCSE Biology

Active Transport - correct answer 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 - correct answer Any characteristic of an organism that improves its chances of surviving in its environment. Aerobic respiration - correct answer ...

JUNE 2024 4bi1-2b MS Edexcel IGCSE Biology

pituitary gland - correct answer a gland located at the base of the brain. It secretes a number of different hormones into the blood, including those that regulate reproduction. hypothalamus - correct answer A region of the brain that coordinates the activity of the pituitary gland pancreas - correct answer the organ that helps control blood sugar by ...

Investigate food samples for the presence of glucose - correct answer - add benedict's solution and sample of food to a test tube - heat in 60-70 degree water for 5 minutes - observe colour GLUCOSE = orange / brick red NO GLUCOSE = blue Investigate food samples for the presence of starch - correct answer - add a few drops of iodine solution to the sample STARCH = blue/black NO STARCH = bro...

Biology IGCSE edexcel with complete solution

Biology IGCSE edexcel questions and answers

Full set of iGCSE Biology notes in line with the specification written by a student studying in the University of Oxford.

These are the notes I made through my IGCSEs. They are clear and have many annotated diagrams. Some of the colours may have been skewered during the conversions of files