A double lesson covering module 4 sections 4.2. 2 e, h and i of the OCR A level BIology specification- the evidence for and process of natural selection. The lesson covers Darwin’s journey on the Beagle and the evidence that he collected as well as the observations that he made. It also discusses the conclusions he was able to draw from those observations. It then looks at natural selection as a means for evolution as well as modern issues with evolution including pesticide resistance and MRSA. It closes by introducing the red queen hypothesis and its meaning for evolution. The lesson includes a starter, full notes, a variety of student led activities and a differentiated summary at the end. All answers provided

This is a complete lesson covering sections 5.2.1 g of the OCR Biology specification- factors that affect the rate of photosynthesis. The lesson starts by discussing the limiting factors of photosynthesis. It then discusses how this can be measured and provides some data for a graph drawing and analysis exercise. There is then chance to evaluate a method and table of data to spot how it can be improved. The lesson then looks at how CAM plant and C4 plants alter photosynthesis to suit their environment. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

This is the fifth lesson in OCR module 3 Exchange surfaces. It is a complete lesson covering section 3.1.1 f and g- Insect ventilation. This is a complete lesson including a starter, full notes, various student activities and a differentiated summary. It also includes a worksheet and link to a you tube video covering insect dissection so you can still cover this topic even in Covid-secure times. All answers are included. The answers to the worksheet are in the PowerPoint. Some slides have additional guidance to support lesson delivery / delivery of the content covered.

A complete lesson covering section 4.2.1a and b of the OCR Biology specification- sampling strategies and techniques. It covers the data collection part of PAG3.1 with the analysis covered in a future lesson. The lesson introduces quadrats and how they can be used to sample species. This includes the use of a point frame as well as other ways of estimating percentage cover. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers provided

This is the third lesson in a set of three covering the structure and function of the KIdney. This lesson specifically focuses on specification point 5.1.2 d- the role of the kidney is osmoregulation. It covers the kidney as an excretory organ as well as the role of ADH in controlling the water balance. It reinforces prior learning regarding negative feedback systems . It also includes how the pituitary gland and hypothalamus are involved. The lesson includes a starter, full notes, a variety of student led activities, and a differentiated summary at the end. All answers included

This is a complete lesson covering sections 5.2.1 d, e and f of the OCR Biology specification- the light dependent and light independent reactions (Calvin cycle). It starts by looking at photophosphorylation in general before the specifics of cyclic and non-cyclic versions and photolysis of water. It goes through a diagram offering students the chance to construct a Z scheme. There are then some summary questions before the light independent stage. It the covers the Calvin cycle including the number of turns required to make a sugar. The lesson closes by looking at how other products are made by the plant and finished with a couple of exam questions. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

This is a complete lesson covering sections 5.2.2 d-h of the OCR Biology specification- the link reaction and the Krebs cycle. It starts by introducing the link reaction and then checking students understanding with some questions. The lesson then moves onto the Krebs cycle and the importance of coenzymes There is then a summary activity of the difference between FAD and NAD. The lesson then looks at oxidative phosphorylation and substrate phosphorylation before closing with some summary exam questions. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

This is a complete lesson covering sections 5.1.5 a-f of the OCR Biology specification- tropisms and industrial uses of hormones. It starts by introducing tropisms in general and then phototropisms specifically. There is then an activity where students look the experimental results and have to make conclusions based on those results. The lesson then looks at more experimental evidence including the split shoot experiment. The lesson then moves on to look at geotropisms and plants growing in the dark. The lesson closes by looking at industrial uses of hormones The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

This is a complete lesson covering sections 5.1.5 a-e of the OCR Biology specification- plant responses to abiotic stress. It starts by considering the need for plants to be able to respond to stress. It then looks at leaf loss and responding to daylight length. The lesson then moves onto abscission and avoiding freezing. The lesson closes by looking at stomatal control and how this coordinated. The lesson includes a starter, full notes, various student led activities and a differentiated summary at the end. All answers are included. I actively try to reduce photocopying, so all of the lesson resources are within the PowerPoint rather than as extra sheets.

A complete revision lesson covering section 4.7.2 of AQA topic B7 from both Trilogy and Biology. the lesson covers: Biotic and abiotic factors The water cycle the carbon cycle Sampling RPA Food chains and webs Predator prey relationships Each has a variety of activities along with exam, questions to help assess students recall and understanding All answers provided

A complete lesson revising the two required practicals in AQA Biology paper 2- sampling and reactions rates. The lesson starts with a reminder of some key terms before reminding students of biotic and abiotic factors and the events that make up a reflex response, The lesson then move son to the two required practicals covering them with a mix of worked examples. exam questions and mathematic practice All answers included

A complete lesson covering section 6.1.2 d-f of the OCR Biology A specification- the factors affecting gene frequency and evolution and the Hardy Weinberg equations. The lesson covers stabillsing and disrupting selection, the founder effect, genetic drift and genetic bottle necks. It then goes on to look at the Hardy Weinberg equations and the conditions required for them to true, The lesson includes lots of independent tasks and exam questions All answers provided I am to reduce photocopying so all resources are in the PPT- 38 slides in total

A full lesson covering section 4.1.1c of the OCR Biology specification - Plant defences against disease. This includes both passive and active defences, physical defences and the release of various chemicals to both prevent and remove infections. The lesson includes a starter, full notes, various student activities and a differentiated summary at the end. All answers included

A complete lesson covering specification point 4.1.1e- the structure and function of phagocytes. It also includes instructions for PAG1 using a microscope to observe a blood smear. The lesson covers the structure of neutrophils and macrophages as well as the function they play in both the secondary immune response and the specific immune response . It also includes an image of a blood smear to allow students to practice biological drawings if working online and not able to complete the practical. The lesson includes an exam question starter, full notes, a variety of independent student activities, instructions for the PAG and a differentiated summary at the end.

This is a complete lesson covering points 4.1.1 j and l of the OCR A Level Biology specification-vaccination and types of immunity. It covers what a vaccination is, how it was developed, the use of vaccines to tackle epidemics and the difference between active and passive immunity and natural and artificial immunity. The lesson includes a starter, full notes, a variety of individual student activities, and a fully differentiated summary at the end. It also includes a homework based on Jenner and his vaccine for small pox. All answers included

This is the third lesson in the OCR A level Biology specification on Exchange surfaces covering mammalian ventilation (section 3.1.1 d). It is a free sample, showing the structure used in the other lessons in the module. It is a complete lesson including a starter, full notes, various student activities, a planning activity and a differentiated summary activity at the end. All answers are included Some slides have additional notes supporting delivery

A pair of complete lessons revising content from biology, chemistry and physics paper 1 from the AQA trilogy specification. The lessons covers a range of retrieval activities and exam questions with answers Includes practice calculations and some required practical activities It was written for an easter holiday revision online lesson but would work just as well as a live lesson

A set of 6 revision booklets aimed at supporting students who should be getting grade 7 +. Each booklet contains a revision checklist as well as notes, questions and hints and tips for the relevant required practical activities. Most importantly each booklet also contains around 100 marks of exam questions aimed at grade 7 and above. All the answers are also provided. The booklets contain some free resources from other TES authors that have been adapted