Key Stage 4 ~ GCSE Biology~ full lesson on Food Webs and Trophic Levels. For mixed ability groups I suggest splitting this into two lessons. In this lesson pupils will use key vocabulary to describe food chains, explain predator prey cycles and describe the knock-on effects of changing one population of organisms in a food web. 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 -Task boxes -Handout sheet task -Predator-Prey cycles exercise -Order the steps (predator-prey cycles) -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 Environmental Change https://www.tes.com/teaching-resource/-12983955 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Anaerobic Respiration. In this lesson pupils will write the word equations for anaerobic respiration in people, plants and yeast and explain why anaerobic respiration is used. They will compare anerobic to aerobic respiration and describe some examples of anaerobic respiration in yeast. 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. Note: Oxygen Debt (https://www.tes.com/teaching-resource/-12960421) is a separate lesson and is not included in this one. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary; anaerobic respiration, aerobic respiration, lactic acid, oxidised and fermentation) -Task boxes -Sorting Task -Order the steps -Handout sheet task -Long answer 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 Oxygen Debt https://www.tes.com/teaching-resource/resource-12960421

PowerPoint presentation and worksheet on digestive enzymes 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 the Respiratory System: https://www.tes.com/teaching-resource/respiratory-system-slides-and-worksheet-gcse-biology-aqa-12337350 Content Covered: Overview of the digestive system Proteases, lipases and carbohydrases Bile Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Digestive Enzymes Lesson https://www.tes.com/teaching-resource/resource-12903171

PowerPoint presentation and worksheet on the brain 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. Next topic The Eye: https://www.tes.com/teaching-resource/resource-12362148 Content Covered: Brain structure and function Studying the brain Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on the eye 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. Next topic Body Temperature: https://www.tes.com/teaching-resource/resource-12362801 Content Covered: Parts of the eye The iris reflex Accommodation (near and distant objects) Short- and long-sightedness Convex and concave lenses Other methods of vision correction Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on xylem and phloem for A-Level biology for teaching and revision. Key points from GCSE are recapped in the presentation. Content Covered: Xylem and phloem Transpiration Cohesion-Tension theory Rate of transpiration Potometers Translocation Mass flow hypothesis Autoradiography Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on food chains and trophic levels for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. Content Covered: -Food chains and food webs -Producers, primary consumers, secondary consumers and tertiary consumers -Biomass -Predators and prey -Trophic levels -Herbivores, carnivores and omnivores -Apex predators -Predator/prey cycles 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 levels of organisation. 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 organisation) -Group reading -Keywords task -Task boxes -Note taking slide -Handout sheet -Ordering the steps task -Next lesson topic revision https://www.tes.com/teaching-resource/resource-12653808 All tasks, including the worksheet have an optional self-assessment slide. This presentation is fully editable. 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 leaves. In this lesson students will describe the structure of a leaf, explain why stomata are found at the bottom and why photosynthesis mainly happens at the top and suggest reasons for adaptations in different leaves. 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 (adaptation, chlorophyll, surface area and pigment) -Task boxes -Comprehension questions -Handout sheet task -Note taking extension on xylem and phloem -Answer slides included for self-assessment -Next lesson Plant Minerals https://www.tes.com/teaching-resource/resource-12765305 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on aerobic respiration. In this lesson students will learn about the reactants and products of aerobic respiration and their transport around the body. They will learn about why we respire and how out bodies respond to increased rate of respiration. 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: aerobic, respiration, haemoglobin, plasma and exhale) -Task boxes -Comprehension questions -Order the steps -Optional handout sheet task recapping the breathing mechanics from year 7 -Answer slides included for self-assessment -Next lesson Anaerobic Respiration https://www.tes.com/teaching-resource/resource-12766949 www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Mitosis. In this lesson pupils will describe chromosomes, identify different stages of the cell cycle and explain the stages of cell division by mitosis. 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 -Mitosis questions -Handout sheet task -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. -Bacteria Reproduction https://www.tes.com/teaching-resource/resource-12831346 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Food Security and Farming. In this lesson pupils will state what food security is, explain some factors affecting food security and discuss how food production can be made more efficient. 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 -Task boxes -Fishing quotas 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 Biotechnology https://www.tes.com/teaching-resource/resource-12857082 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ lesson on the work of Gregor Mendel. In this lesson, students will describe the work Mendel, state the three conclusions Mendel came to and explain why it took time for people to understand Mendel’s work. 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) Handout sheet task with extension Task boxes Discussion exercise Comprehension questions Order the steps to show the timeline of later discoveries 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 some prior familiarity with genetic diagrams and the terminology of genetics (https://www.tes.com/teaching-resource/-13044789). Discussion/extension answers are in the ppt notes.

Key Stage 4 ~ GCSE Biology~ lesson on The Eye. In this lesson pupils will identify the structures of the eye and describe what they do. They also will explain how the iris reflex responds to bright and dim light. 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. Note: correcting vision defects is covered in a separate lesson https://www.tes.com/teaching-resource/-13025883 This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: light intensity, refract, contract and diameter). -Task boxes -Handout sheet task -Order the steps -Discussion exercises -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. It does assume that the nervous system and reflexes have already been introduced. Discussion/extension answers are in the ppt notes. https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Cell Structure. In this lesson pupils will describe the function of subcellular structures, explain the difference between prokaryotic and eukaryotic cells and the difference between plant and animal cells. 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 -Comprehension questions -Handout sheet task -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 Microscopy https://www.tes.com/teaching-resource/resource-12829559 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 4 ~ GCSE ~ complete revision package for AQA topic 1 (cell biology and exchange surfaces). This lesson covers the major topics from this unit and can be used to revise for end of topic tests, as exam preparation or to address knowledge gaps identified in the end of topic assessments. There is enough content to split across more than one lesson. In this lesson students will revise: -Cell structure -Microscopy -Differentiation and specialised cells -Stem cells -Mitosis -Binary fission and culturing bacteria -Diffusion, osmosis and active transport -Exchange surfaces -Differentiated worksheet package for homework and practice -Return to the start of the topic https://www.tes.com/teaching-resource/resource-12829058 www.tes.com/teaching-resources/shop/Dr_Troilo

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