a)+Levels+of+organisation

Section 2- Structures and functions in living organisms a) Levels of organisation - b) Cell structure - c) Biological molecules - d) Movement of substances - e) Human Nutrition - e) Plant Nutrition - f) Respiration - g) Gas exchange (Humans) - g) Gas exchange (Plants) - h) Transport (Humans) - h) Transport (Plants) - i) Excretion - j) Coordination and response (Humans) - j) Coordination and response (Plants)

2 a) Levels of organisation
A nice introduction from Curriculum Bites media type="custom" key="27777785"
 * Starter**

2.1 describe the levels of organisation within organisms: organelles, cells, tissues, organs and systems.
 * Learning objectives (s//tudents will be assessed on their ability to)//**

Pages 12 - 13
 * Greenbook (Edexcel IGCSE Biology) Reference**s

These video tutorials from [|Click4Biology] address each learning outcome you should watch each video before attempting to complete the workbook sections. The videos are hosted on Youtube and so may not work for all.
 * Video Tutorials **

2.1 Describe the levels of organisation within organisms download media type="custom" key="23681190"

[|Review the presentation] you will find it helpful when completing the classwork
 * Tutorials**


 * Approach**

1. Complete the following table on levels of organisation:


 * Level of Organisation ||  Definition  ||  Animal Example #1  ||  Animal Example #2  ||  Plant Example #1  ||
 * Organism ||  || Human ||   ||   ||
 * || A group of organs that work together to perform vital functions || Circulatory system ||  ||   ||
 * Organ ||  || Heart ||   ||   ||
 * Tissue ||  || Muscle tissue ||   ||   ||
 * ||  || Muscle cell ||   ||   ||
 * Organelle ||  || Nucleus ||   || Chloroplast ||

N.B. The examples should be start with an organelle, then name a cell the organelle can be found in then name the tissue made up from that type of cell and so on.

2. There are 10 major systems in your body. Draw a table. In the first column list the ‘organ systems’ and in the second annotate your list to show their ‘roles in your body’.

N.B. there is a available which saves you having to create your own table for question 1.