PowerPoint presentation and worksheet on the nervous 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. Next topic The Brain: https://www.tes.com/teaching-resource/resource-12361785 Content Covered: Parts of the nervous system Neurons Synapses Reflexes Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Nervous system lesson GCSE Biology https://www.tes.com/teaching-resource/resource-12960383

PowerPoint presentation and worksheet on food security and farming for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. This resource follows on from Pyramids of Biomass (https://www.tes.com/teaching-resource/resource-12648627) Content Covered: -Definition of food security -Factors affecting food security -Population increase -Diet and importing food -Impact of war on food security -Environmental change -New pests and pathogens -Cost of farming -Sustainable farming and efficient food production -Bioethics: restricting the movement of farm animals for more efficient production of food 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 ~ complete lesson on competition. In this lesson students will describe how adaptations help plants and animals to compete for different resources. 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: competition, adaptation, mates and resources) -Task boxes -Matching exercise -Handout sheet task -Discussion exercise -Answer slides included for self-assessment -Next lesson Adapting to Change https://www.tes.com/teaching-resource/resource-12981293 www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ free lesson on Plant Diseases and Defences. In this lesson pupils will explain how mineral deficiency can cause disease in plants, review some pathogens which infect plants and their effects and describe the physical, chemical, mechanical defences plants use to protect themselves. 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) -Identify the disease -Task boxes -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 Revision Lesson Topics 1-3 Malaria Case Study GCSE Biology https://www.tes.com/teaching-resource/resource-12952498

Key Stage 4 ~ GCSE Biology~ free introductory lesson on Homeostasis. In this lesson pupils will explain what is meant by homeostasis, give examples of internal conditions which our bodies need to keep constant and describe negative feedback loops. 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) -Keywords (vocabulary: homeostasis, negative feedback, receptor, effector and co-ordination centre) -Task boxes -Order the steps -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 apart from the keyword pathogen which means disease-causing microorganism (germs). Discussion/extension answers are in the ppt notes. -Next lesson The Nervous System https://www.tes.com/teaching-resource/resource-12960383 https://www.tes.com/teaching-resources/shop/Dr_Troilo

PowerPoint presentation and worksheet on stem cells 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 Microscopy: https://www.tes.com/teaching-resource/microscopy-slides-and-worksheet-gcse-biology-aqa-12332237 Content Covered: Embryonic and adult stem cells Plant stem cells Bioethics Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Stem cells lesson https://www.tes.com/teaching-resource/resource-12830214

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 natural selection. In this lesson students will describe the process of natural selection and explain how it leads to the evolution of species over time. 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: fitness, evolution, natural selection, artificial selection and fossil) -Task boxes -Order the steps -Handout sheet task -Discussion exercise -Answer slides included for self-assessment -Next lesson Extinction https://www.tes.com/teaching-resource/resource-12981439 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on anaerobic respiration. In this lesson students will learn the word equations for anaerobic respiration in humans and yeast, explain the differences between anaerobic and aerobic respiration, discuss some uses for anaerobic respiration and explain what is meant by ‘oxygen debt.’ 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: anaerobic, fermentation, oxygen debt, lactic acid and yeast) -Task boxes -Handout sheet task -Comprehension questions -Sorting task -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

PowerPoint presentation and worksheet on pyramids of biomass and biomass transfer for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. Content Covered: -Why food chains are short -Loss of biomass between trophic levels -Loss of energy between trophic levels -Pyramids of biomass and pyramids of numbers -Calculating biomass loss between levels -Calculating efficiency of biomass transfer between levels -Drawing pyramids of biomass to scale Suitable for remote online distance learning and usable by non-specialists, including for homeschooling. www.tes.com/teaching-resources/shop/Dr_Troilo New! Biomass Lesson GCSE Biology https://www.tes.com/teaching-resource/resource-12857063

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 3 ~ full lesson on the topic of Enzymes in Industry. In this lesson pupils will describe the effect of temperature on enzymes, discuss denaturation and give some examples of uses for enzymes in the food industry. 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 Activate 3 KS3 course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Keywords (vocabulary: protein, enzyme, catalyst, denaturation and biological washing powder) -Task boxes -Comprehension questions -Answer slides included for self-assessment -Next lesson Revision https://www.tes.com/teaching-resource/resource-12824989 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 9 ~ Complete lesson on DNA. In this lesson pupils will describe the structure of DNA, learn what a DNA base is and describe how scientists built on each other’s work to develop our understanding of genetic material. 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 Activate 3 KS3 course. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Task boxes -Order the steps -Handout sheet task -Answer slides included for self-assessment -Next lesson Charles Darwin https://www.tes.com/teaching-resource/resource-12826098 https://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 Biotechnology. In this lesson pupils will describe what mycoprotein is, explain in more detail how bacteria can be genetically engineered to produce human insulin and discuss genetic modification of crops. 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 -Note taking exercise -Order the steps -Walk through exercise -Handout sheet -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. -Return to the start of the topic https://www.tes.com/teaching-resource/resource-12858914 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ introductory lesson to Aerobic Respiration. In this lesson pupils will describe aerobic respiration and write a word equation for it, list some uses for the energy transferred by respiration and recap how the reactants for respiration reach respiring tissues. This lesson links respiration to earlier course content (Topic 1 - Cells, and Topic 2 - Organisation). 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 is a separate lesson (https://www.tes.com/teaching-resource/-12960421) and is not included in this one. This lesson includes: -Title slide with learning objectives -A starter activity -Group reading (literacy) -Task boxes -Order the steps -Comprehension questions -Numeracy task (basic) -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 Anaerobic Respiration https://www.tes.com/teaching-resource/resource-12954911

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