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Troilo Science

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Secondary science resources for GCSE and A-level. Mostly free: the paid resources contribute toward the graphics software and hardware used to produce them. Covering Biology, Chemistry and Physics. All resources are exam board specific.

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Secondary science resources for GCSE and A-level. Mostly free: the paid resources contribute toward the graphics software and hardware used to produce them. Covering Biology, Chemistry and Physics. All resources are exam board specific.
Adrenaline and Thyroxine Slides and Worksheet (GCSE Biology AQA)
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Adrenaline and Thyroxine Slides and Worksheet (GCSE Biology AQA)

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PowerPoint presentation and worksheet on adrenaline and thyroxine 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. Check my shop for other courses https://www.tes.com/teaching-resources/shop/Dr_Troilo Content Covered: Adrenaline regulation of the flight or fight response Thyroxine regulation of metabolism Negative feedback graphs Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
Transpiration and Translocation Slides and Worksheet (GCSE Biology AQA)
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Transpiration and Translocation Slides and Worksheet (GCSE Biology AQA)

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PowerPoint presentation and worksheet on transpiration and translocation for GCSE biology for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. When learning about transpiration and translocation it helps if students have some prior knowledge of diffusion, active transport, specialist cells and plant cell organisation. Key points from these topics are recapped in the presentation, but this resource assumes that they have encountered them before. Content Covered: Xylem and phloem Translocation Transpiration Rate of transpiration Potometers Leads on to Plant Diseases: https://www.tes.com/teaching-resource/plant-diseases-slides-and-worksheet-gcse-biology-aqa-12357901 Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
Nervous System Slides and Worksheet (GCSE Biology AQA)
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Nervous System Slides and Worksheet (GCSE Biology AQA)

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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. Check my shop for other courses and topics: https://www.tes.com/teaching-resources/shop/Dr_Troilo Content Covered: Parts of the nervous system Neurons Synapses Reflexes Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
Plant Diseases Slides and Worksheet (GCSE Biology AQA)
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Plant Diseases Slides and Worksheet (GCSE Biology AQA)

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PowerPoint presentation and worksheet on plant diseases and defences 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 but is also applicable to other courses. Content Covered: Symptoms of plant diseases Diagnosing plant diseases Barrier, mechanical and chemical defences Mineral deficiencies Pests Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
Bioenergetics and Homeostasis (GCSE Biology AQA Topics 4 and 5)
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Bioenergetics and Homeostasis (GCSE Biology AQA Topics 4 and 5)

17 Resources
Suitable for remote online distance learning. Slides are written to be self-explanatory so are also suitable for home study. Powerpoint presentations and accompanying worksheets covering bioenergetics and homeostasis (AQA GCSE Biology Grade 9-1) for teaching and revision. Nine of the resources in this package are free for content preview. Suggested Order Photosynthesis Metabolism Respiration Homeostasis The Nervous System The Brain The Eye Body Temperature The Endocrine System Blood Glucose and Diabetes The Kidneys and Dialysis The Menstrual Cycle Contraception Infertility Treatment Adrenaline and Thyroxine Plant Hormones
Circulatory System Slides and Worksheet (GCSE Biology AQA)
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Circulatory System Slides and Worksheet (GCSE Biology AQA)

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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.
Endocrine System Slides and Worksheet (GCSE Biology AQA)
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Endocrine System Slides and Worksheet (GCSE Biology AQA)

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PowerPoint presentation and worksheet on the endocrine 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. Check my shop for other courses https://www.tes.com/teaching-resources/shop/Dr_Troilo Content Covered: Glands of the endocrine system (pituitary, thyroid, adrenal, pancreas, ovaries and testes) Hormone vs. nervous responses Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
Food Chains and Trophic Levels (GCSE Biology AQA)
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Food Chains and Trophic Levels (GCSE Biology AQA)

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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. This resource follows on from Abiotic and Biotic Factors (https://www.tes.com/teaching-resource/resource-12635977) 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.
Inherited Disorders Slides and Worksheet (GCSE Biology AQA)
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Inherited Disorders Slides and Worksheet (GCSE Biology AQA)

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PowerPoint presentation and worksheet on inherited disorders 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 but is also applicable to other courses. Check my shop for other courses: https://www.tes.com/teaching-resources/shop/Dr_Troilo Content Covered: -Cystic Fibrosis (recessive) -Polydactyly (domainant) -Interpreting family trees -Bioethics of embryo selection -See also free resource “Genetic Diagrams” https://www.tes.com/teaching-resource/genetic-diagrams-slides-and-worksheet-gcse-biology-aqa-12402278 Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
GCSE Cell Biology Slides and Worksheets (AQA Topic 1)
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GCSE Cell Biology Slides and Worksheets (AQA Topic 1)

13 Resources
Suitable for remote online distance learning. Slides are written to be self-explanatory so can also be used for home study. Powerpoint presentations and accompanying worksheets covering cell biology (AQA GCSE Biology Grade 9-1) for teaching and revision. Five of the resources in this package are free for content preview. Suggested Order Cell structure Specialised cells Stem cells Cell organisation Plant cell organisation Microscopy Mitosis Binary fission Diffusion and osmosis Exchanging surfaces Active Transport
Exchanging Surfaces Slides and Worksheet (GCSE Biology AQA)
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Exchanging Surfaces Slides and Worksheet (GCSE Biology AQA)

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PowerPoint presentation and worksheet on exchanging substances in biology 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 but is also applicable to other courses. Leads on to Active Transport: https://www.tes.com/teaching-resource/active-transport-slides-and-worksheet-gcse-biology-aqa-12335738 Content Covered: Surface area to volume ratio Gas exchange in the lungs Nutrient uptake in the small intestine Gas exchange in leaves Gas exchange in gills Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
GCSE Biology Health and Organisation Slides and Worksheets Bundle (AQA)
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GCSE Biology Health and Organisation Slides and Worksheets Bundle (AQA)

18 Resources
Suitable for remote online distance learning. Slides are written to be self-explanatory so can also be used for home study. Powerpoint presentations and accompanying worksheets covering organisation (AQA GCSE Biology Grade 9-1) for teaching and revision. Ten of the resources in this package are free for content preview. Suggested Order Cell organisation Enzymes Digestive enzymes Respiratory system Circulatory system Health and disease Disease risk factors Cardiovascular Disease Cancer Plant cell organisation Transpiration and translocation Communicable Disease Immunity Drugs Monoclonal Antibodies Plant Diseases
KS3 ~ Year 7 ~ B1c Revision End of Topic Lesson
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KS3 ~ Year 7 ~ B1c Revision End of Topic Lesson

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Key stage 3 ~ year 7 ~ complete revision lesson for Biology B1c (Reproduction). This lesson covers the major topics from this unit and can be used to revise for end of topic tests or to address knowledge gaps identified in the end of topic assessments. In this lesson students will revise: Key points from B1a (Cells) and B1b (Body Systems) Adolescence and puberty Male and female reproductive systems Fertilisation, implantation and development of a fetus The menstrual cycle Flowers and pollination Fertilisation, germination and seed dispersal All tasks an optional self-assessment slide where needed. This presentation is fully editable.
GCSE Biology Cell Structure Labelling Diagrams
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GCSE Biology Cell Structure Labelling Diagrams

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GCSE Biology cell structure labelling diagrams (fully editable) for KS3 and KS4. Features plant cells, animal cells, eukaryotic cells, prokaryotic cells and specialist cells. I made these sketches to give my students practice, feel free to use them in your own resources. Also includes euglena diagram.
KS3 ~ Year 7 ~ States of Matter
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KS3 ~ Year 7 ~ States of Matter

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Key stage 3 ~ year 7 ~ complete lesson on states of matter. In this lesson students will learn how to describe the properties of solids, liquids and gases. They will use the particle model to explain the properties of substances in each of the three states. These slides can be used as a stand-alone or incorporated into a practical lesson. 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 -A group reading task (literacy) -Keywords sorting task (vocabulary: compress, flow, matter, vibrate and state of matter) -A handout sheet task defining solids, liquids and gases and creating a factfile. -Questions and challenge questions -Answer slides included
Stem Cells Slides and Worksheet (GCSE Biology AQA)
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Stem Cells Slides and Worksheet (GCSE Biology AQA)

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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.
KS3 ~ Year 7 ~ Unicellular Organisms Lesson
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KS3 ~ Year 7 ~ Unicellular Organisms Lesson

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Key stage 3 ~ year 7 ~ complete lesson on unicellular organisms. In this lesson students will learn how to explain what a unicellular organism is, describe the structure of an amoeba and explain how euglena has features of both 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. This lesson includes: -Title slide with learning objectives -Starter task -Group reading task (literacy) -Keywords activity (vocabulary: unicellular, multicellular, photosynthesis, flagellum and fission) -Task boxes -Handout sheet task -Draw and label -Putting the steps in order to describe a process -All tasks, including the worksheet have an optional self-assessment slide where needed. This presentation is fully editable. Follows on from Movement of Substances lesson https://www.tes.com/teaching-resource/-12650646
Evolution (GCSE Biology AQA)
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Evolution (GCSE Biology AQA)

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PowerPoint presentation and worksheet on evolution 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 Variation and Selective Breeding (free resource) https://www.tes.com/teaching-resource/resource-12547790 Content Covered: Variation Competition between animals Competition between plants Darwin and Lamarck Antibiotic resistant bacteria as an example Suitable for remote online distance learning and usable by non-specialists, including for homeschooling.
Cell Structure Slides and Worksheet (GCSE Biology Edexcel)
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Cell Structure Slides and Worksheet (GCSE Biology Edexcel)

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Suitable for remote online distance learning. PowerPoint presentation and worksheet on cell structure for teaching and revision. Simple step by step explanations of concepts up to the end of KS4. Designed to make the information as accessible as possible for students.This resource follows the Edexcel Biology GCSE syllabus. Versions tailored to other GCSE courses may be available: https://www.tes.com/teaching-resources/shop/Dr_Troilo Content Covered: Eukaryotic and prokaryotic cells Subcellular structures
Build a Monoclonal Antibody (GCSE Biology)
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Build a Monoclonal Antibody (GCSE Biology)

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A simple revision task to help students remember how monoclonal antibodies work and their uses. Students are presented with three scenarios and asked to select the correct antibody-active molecule combination. An answer table explains what the result of each combination will be, even if it is not the result they were aiming for. This resource was made to be used as a worksheet, but a PowerPoint version with larger images is included which can be used to convert the task into a cut-and-stick activity. PowerPoint presentation and worksheet are also available to purchase https://www.tes.com/teaching-resource/gcse-monoclonal-antibodies-with-worksheet-aqa-12357328