PowerPoint presentation and worksheet on the circulatory system for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows the AQA Biology GCSE syllabus. Leads on to Health and Disease: https://www.tes.com/teaching-resource/health-and-disease-slides-and-worksheet-gcse-biology-aqa-12337857 and Cardiovascular Disease: https://www.tes.com/teaching-resource/cardiovascular-disease-slides-and-worksheet-gcse-biology-aqa-12344623 Content Covered: Double circulatory system Arteries, veins and capillaries Calculating rate of blood flow Red blood cells, white blood cells, plasma and platelets Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Circulatory system lesson https://www.tes.com/teaching-resource/resource-12866975

PowerPoint presentation and worksheet on mitosis for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows the AQA Biology GCSE syllabus. Leads on to Binary Fission: https://www.tes.com/teaching-resource/binary-fission-slides-and-worksheet-gcse-biology-aqa-12318380 Content Covered: Chromosomes The cell cycle Mitosis Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Mitosis lesson: https://www.tes.com/teaching-resource/resource-12830872

PowerPoint presentation and worksheet on the respiratory system for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows the AQA Biology GCSE syllabus. Leads on to Circulatory System: https://www.tes.com/teaching-resource/circulatory-system-slides-and-worksheet-gcse-biology-aqa-12340179 Content Covered: Thorax anatomy (lungs, diaphragm, bronchus, bronchioles, alveoli) Gas exchange in the body Calculating breathing rate Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Lungs lesson https://www.tes.com/teaching-resource/resource-12866802

Key stage 3 ~ year 7 ~ complete lesson on levels of gas exchange. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -Starter task (recall from previous topic) -Group reading task (literacy) -Keywords activity -Task boxes -Handout sheet task -Sorting task -Guided note taking activity -Discussion exercise -Next lesson Breathing https://www.tes.com/teaching-resource/resource-12652370 All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on decay and biogas for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. Content Covered: -Decomposers and scavengers -Fertiliser production -Rate of decay -The effect of water availability, temperature, oxygen availability and decay organisms on rate of decomposition -Examples of biomes and their impact on decomposition -Aerobic and anaerobic decay -Methane as a biofuel -Generators (aka fermenters or digestors) -Batch biogas generators and continuous biogas generators -Inlets and outlets Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on movement of joints. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -Starter task (recall from previous topics) -Group reading task -Keywords task -Task boxes -Discussion task -Practical task (optional) -Numeracy task (alternative to the practical) -Note taking task -Next lesson Muscles https://www.tes.com/teaching-resource/resource-12653363 All tasks have an optional self-assessment slide. This presentation is fully editable. www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on chemosynthesis. In this lesson students will learn about the similarities and differences between chemosynthesis and photosynthesis and discuss where chemosynthetic organisms can be found and why. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: chemosynthesis, nitrogen fixing, symbiotic, mutualistic, hydrothermal vent and deep sea vent) -Handout sheet task -Comprehension questions -Discussion exercise -Answer slides included for self-assessment -Next lesson Aerobic Respiration https://www.tes.com/teaching-resource/resource-12766139 www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Specialised Cells. In this lesson pupils will describe how specialised cells are adapted to their functions and explain how and when cells differentiate. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Task boxes -Discussion exercise -Handout sheet task -Comprehension questions -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. Discussion/extension answers are in the ppt notes. -Next lesson Stem Cells https://www.tes.com/teaching-resource/resource-12830214 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Enzymes. In this lesson pupils will describe what an enzyme is, explain the lock and key mechanism and describe how different factors affect the rate of enzyme activity. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Task boxes -Discussion exercise -Handout sheet task -Comprehension questions -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. Discussion/extension answers are in the ppt notes. -Enzymes required practical revision https://www.tes.com/teaching-resource/resource-12844622 -Digestive Enzymes https://www.tes.com/teaching-resource/resource-12903171

Key Stage 4 ~ GCSE Biology~ full lesson on Plant Cell Organisation. In this lesson pupils will describe some more examples of specialised plant cells and how they are organised in a leaf. They will also give reasons why the cells are arranged in this way. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Comprehension questions -Handout sheet task -Task boxes -Discussion exercise -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. Discussion/extension answers are in the ppt notes. -Next lesson Transpiration https://www.tes.com/teaching-resource/resource-12863543

Key Stage 4 ~ GCSE Biology~ full lesson on Oxygen Debt. In this lesson pupils will describe the effect of exercise on the body, explain what is meant by oxygen debt and discuss how you can investigate the effect of exercise on the body. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: -Title slide with learning objectives -A starter activity -Prior knowledge check -Group reading (literacy) -Task boxes -Discussion exercise -Handout sheet task -Comprehension questions -Answer slides included for self-assessment -Suitable for remote, online, distance learning -Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge apart from the keyword pathogen which means disease-causing microorganism (germs). Discussion/extension answers are in the ppt notes. -Next lesson Revision Bioenergetics https://www.tes.com/teaching-resource/resource-12956850

PowerPoint presentation and worksheet on deforestation, land use and protecting ecosystems for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. Content Covered: -Uses for land -Deforestation meaning -Loss of biodiversity from deforestation and draining peat bogs -Release of carbon from deforestation and draining peat bogs -Habitat protection -Waste reduction -Preventing global warming -Breeding programmes -Economic cost of protecting biodiversity -Biodiversity and food security Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Deforestation and land use lesson GCSE biology https://www.tes.com/teaching-resource/resource-12856543

Key stage 3 ~ year 7 ~ complete lesson on the menstrual cycle. In this lesson students will learn how to describe the menstrual cycle, explain what contraception is and give examples. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -Starter task (recall from previous units) -Group reading task -Keywords task (vocabulary: periods, menstrual cycle, hormones, ovulation and contraception) -Order the steps of the menstrual cycle -Task boxes -Note copying task -All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. -Next lesson Flowers and Pollination https://www.tes.com/teaching-resource/resource-12656944 www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on the water cycle for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. Content Covered: -Evaporation and transpiration -Condensation and cloud formation -Precipitation -Overview of the water cycle Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ two-part lesson on Food Chains and Webs. Lesson 1 In this lesson students will learn about the difference between food chains and food webs, calculate approximate energy transfer at each step in the food chain and explain why most food chains are short. -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: food chain, food web, predator, prey and energy transfer) -Task boxes -Comprehension questions -Numeracy task -Discussion exercise -Answer slides included for self-assessment Lesson 2 In this lesson students will describe the relationship between the populations of producers and consumers. They will discuss the interdependence of organisms in food webs and explain the bioaccumulation of toxins. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: herbivore, omnivore, carnivore, interdependence, insecticide and bioaccumulation) -Task boxes -Comprehension questions -Handout sheet task -Recall Questions -Answer slides included for self-assessment -Next lesson Ecosystems https://www.tes.com/teaching-resource/resource-12768066 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on adapting to change. In this lesson students will describe how organisms adapt to the changing seasons, discuss predator-prey cycles and describe how competition can lead to adaptation. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: deciduous, coniferous, migration and hibernation) -Task boxes -Discussion exercise -Comprehension questions -Answer slides included for self-assessment -Next lesson Variation https://www.tes.com/teaching-resource/resource-12770016 www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ lesson on Plant Hormone. In this lesson, students will list some plant hormones and state their function. They will explain how these hormones can be used commercially. They will explain how plant responses can be investigated in the lab. Extension questions are included on the slides and there is a pick and mix of different tasks to select from for your students. Follows the GCSE Biology AQA course. This lesson includes: Title slide with learning objectives A starter activity Group reading Discussion Exercise Comprehension questions Handout sheet task Task boxes Data task (numeracy) Includes assessment for learning (AFL). Answer slides included for self-assessment Suitable for remote, online, distance learning Suitable for supply teaching and home learning. This is fully self-explanatory and can be delivered without specialist knowledge. It does assume that students have already covered the rest of the human endocrine system. Discussion/extension answers are in the ppt notes. Return to the start of the topic https://www.tes.com/teaching-resource/resource-12984155