This is lesson two of the OCR exchange surfaces topic 3.1.1c A full lesson with activities included based round the mammalian respiratory system. Includes a starter, diagrams to label, review questions, activity round structures in the system and differentiated end of lesson questions Notes on some slides to aid teaching of concepts. Includes answers to all questions

The second lesson in OCR A level Biology topic 3.1.2 Animal transport covering objective c- structure and function of blood vessels. This is a complete lesson with a starter, a variety of student led activities and a differentiated summary activity at the end. The main activity is an information hunt where students complete a two page summary of the three main types of blood vessels using provided information sheets. However in these Covid-19 led times the PowerPoint has been set up to automatically move on and to loop round allowing it to be displayed at the front and students to use it to complete the sheet. In the main lesson PowerPoint all ansewrs are provided. Some slides have additional information on them to support delivery / understanding of the topics covered

The third lesson in OCR module three topic Animal Transport sections 3.1.2d the formation of tissue fluid, properties of blood and lymph. This a full lesson including starter, full notes, various student activities, AFL opportunities and a differentiated summary activity at the end. All answers are included. Some slides contain additional guidance information to support delivery / understanding of the activities

This is the fifth lesson in OCR A level Biology module section section 3.2.1 The cardiac cycle and its control including the role of valves. This is a full lesson with starter, full notes, student activities and a fully differentiated summary activity at the end. All answers provided Some slides have additional information to support delivery / understanding of the topic covered

This is the fourth lesson in OCR A Level Biology module 3 section 3.1.2 Heart structure and function. It is a full lesson including starter, student activities, full notes and a differentiated summary activity at the end. It also includes instructions for the heart dissection PAG2 and a video as an alternative should practical work not be possible due to Covid-19. All answers are included

A full lesson covering section 4.1.1 a and d of the OCR A level specification representing organic molecules and using general formula. The lesson takes students through the various ways of showing organic molecules including worked examples and opportunities for students to practice. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end All required resources are in the PowerPoint. Some slides include additional notes to support delivery.

A complete lesson covering point 4.1.1. f-i heterolytic fission, homolytic fission and reaction mechanisms. It covers radicals, the difference between homolytic and heterolytic fission, reaction mechanisms, the use of curly arrows and lots of examples. This lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers included Some slides have additional notes to support delivery Update- 26/11 mistake on one slide corrected

A full lesson teaching students how to both calculate concentration from the mass and volume as well as calculating mass from volume and concentration. Covers all the specification points from the Triology C3 specification section 5.3.2.5 . Includes a starter, various student activities, full notes and all answers. Also shows how to convert between cm3 and dm3 in both directions

A full lesson taking students through how to calculate percentage composition by mass. This is both from the GCSE Chemistry and Trilogy specifications Introduces percentage calculations using ball pit balls before explaining how it relates to chemistry. Several worked examples follow before easier then harder questions. All answers included. Starter and exam question plenary.

A full lesson covering sections 3.1.3 a and b of the OCR Biology Specification covering the distribution of vascular tissue in plants along with PAG 02 the dissection of plant tissue. Full instructions o the PAG 02, along with guidance to biological drawings, but you may also need to download documents from OCR interchange to accompany the practical activity itself. The lesson includes a starter, full notes with diagrams, student activities and a differentiated summary at the end. Answers to the majority of activities are included except the 5 questions that come from the PAG document from OCR

A complete lesson covering section 4.1.2e of the OCR A level specification- the burning of alkanes. It covers both complete and incomplete combustion and the problems associated with carbon monoxide. Offer lost of opportunity to practice balancing equations as well as recall of the reacting masses equations from module 2 Includes a starter, full notes, a variety of student activities and a differentiated summary at the end Some slides have notes to support delivery All answers included

A full lesson covering section 3.1.3d the transport of water through plants including the apoplast, symplast and vacuolar pathways and the transpiration stream. It also covers the casparian strip and the role of water potential in loading water into the xylem The lesson contains a starter, full notes, a variety of student activities including revision of previous content and a differentiated summary activity All answers included

A full lesson covering 3.1.3 c of the OCR specification- Transpiration. Covers transpiration, the factors affecting the rate of transpiration, the use of potometers and the content required for PAG5.3 including how to calculate the volume of water lost and the transpiration rate. The lesson includes a starter exam question, full notes, various student activities, information around the PAG including alternative methods and a differentiated summery activity at the end All answers included

A complete lesson covering section 4.1.3c- Sterioisomerism. It includes E/Z isomers, Cis-Trans isomers and the Cahn-Ingold-Prelog priority rules to identify priority in E/Z isomers. The lesson includes a starter, full notes, diagrams of example isomers as well as photos of molecular models showing the isomers, various student activities and a fully differentiated summary at the end. All answers included Some slides have additional notes to support delivery

A full lesson covering section 4.1.3f of the OCR A level chemistry specification- the reactions of alkenes. It covers hydrogenation, hydration, halogenation and the reactions of alkenes with hydrogen halides. Covers all the necessary conditions alongside with the variety of products that are possible due to unsymmetrical molecules The lesson includes a starter, full notes, lots of student activities and a fully differentiated summary at the end. All answers included