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 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 -Next lesson Melting and Freezing https://www.tes.com/teaching-resource/resource-12977344 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on neutralisation reactions. In this lesson students will learn what neutralisation means, some examples of uses for neutralisation reactions and how the pH changes during neutralisation reactions. 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 (literacy) -Keywords (vocabulary: neutralisation, base, acid rain, acid lakes, acidic soil) -Task boxes -Comprehension questions -Data interpretation -A problem solving task -Next lesson Making Salts https://www.tes.com/teaching-resource/resource-12711124 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on refraction. In this lesson students will explain what refraction means, describe what happens when light passes through a lens and understand the difference between apparent depth and real depth. 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 task (vocabulary: optical illusion, refraction, focus, convex lens and concave lens) -Task boxes -Handout sheet task -Comprehension task -Discussion exercise on glasses and contact lenses -Answer slides included for self-assessment -Next lesson Eyes and Cameras https://www.tes.com/teaching-resource/resource-12750575 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 3 ~ year 8 ~ complete lesson on plant minerals. In this lesson students will explain the role of nitrates, phosphates, potassium and magnesium in healthy growth. They will describe where plants get their minerals from and explain why farmers use fertilisers. 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) -Task boxes -Comprehension questions -Discussion exercise -Answer slides included for self-assessment -Next lesson Chemosynthesis https://www.tes.com/teaching-resource/resource-12765651 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on metals and non-metals. In this lesson students will describe the properties of metals, locate metals in the periodic table and explain what is meant by the term ‘metalloid.’ 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: metal, non-metal, metalloid, malleable, ductile and sonorous) -Task boxes -Comprehension task -Oxidation reactions (recap from year 7 and as an example of how metals and non-metals react differently -Answer slides included for self-assessment -Next lesson Groups and Periods https://www.tes.com/teaching-resource/resource-12782206 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on the group 0 noble gases. In this lesson students will describe some of the properties of group 0 elements, and use patterns in the properties 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) -Labeling and note taking exercise -Task boxes -Discussion exercise -Graph drawing exercise -Answer slides included for self-assessment -Next lesson revision https://www.tes.com/teaching-resource/-12784101 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on chromatography. In this lesson students will describe how chromatography can be used to separate mixtures, identify substances using chromatograms and calculate Rf values. 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: chromatography, solvent front, pigment/dye, mobile phase, stationary phase and Rf value) -Task boxes -Handout sheet -Comprehension questions -Answer slides included for self-assessment -Next lesson Revision https://www.tes.com/teaching-resource/resource-12789624 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete lesson on solutions. In this lesson students will explain what a saturated solution is, discuss some of the factors affecting solubility and compare solubility data. 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: soluble, insoluble, solubility, concentration and saturated) -Task boxes -Handout sheet -Numeracy task -Discussion exercise -Answer slides included for self-assessment -Next lesson Filtration https://www.tes.com/teaching-resource/resource-12982395 www.tes.com/teaching-resources/shop/Dr_Troilo

Key Stage 4 ~ GCSE Biology~ full lesson on Deforestation and Land Use. In this lesson pupils will give some examples of different types of land use and explain the consequences of deforestation. 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 -Discussion exercise -Task boxes -Note taking 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 Biomass https://www.tes.com/teaching-resource/resource-12857063 https://www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 8 ~ complete revision lesson for Physics P2c (Motion and Pressure). 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: Speed Distance-time graphs Pressure in gases and liquids Pressure on solids Turning force (moment) 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 ecosystems. In this lesson students will identify niches within an ecosystem, describe how organisms coexist within an ecosystem and practice using key vocabulary. 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: population, community, habitat, ecosystem, niche and coexist) -Task boxes -Consolidation questions -Handout sheet task -Discussion exercise -Answer slides included for self-assessment -Next lesson Revision https://www.tes.com/teaching-resource/resource-12768583 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 7 ~ complete lesson on chemical reactions. In this lesson students will learn about what happens to atoms during chemical reactions, the difference between chemical and physical reactions and the definition of a catalyst. 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 (literacy) -Keywords (vocabulary: reversible, chemical bond, chemical reaction, catalyst and physical change) -Task boxes -Handout sheet -Consolidation exercise -Note taking exercise Next Lesson Word Equations https://www.tes.com/teaching-resource/resource-12979627 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on the night sky. In this introductory lesson to space students will learn how to describe the difference between natural and artificial satellites, describe comets, meteors and asteroids and describe the structure of the universe. This lesson also includes optional revision of weight calculations in different gravitational field strengths. 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 task (vocabulary: satellite, galaxy, universe, comet, meteor and asteroid) -Task boxes -Comprehension task -Numeracy task -Answer slides included for self-assessment -Next lesson The Solar System https://www.tes.com/teaching-resource/resource-12755068 www.tes.com/teaching-resources/shop/Dr_Troilo

Key stage 3 ~ year 7 ~ complete lesson on the Earth. In this lesson students will explain day and night and learn why the seasons change throughout the year. 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 task (vocabulary: axis, pole, equator, season and constellation) -Task boxes -Comprehension and recall task -Handout sheet task -Answer slides included for self-assessment -Next lesson The Moon https://www.tes.com/teaching-resource/resource-12757853 www.tes.com/teaching-resources/shop/Dr_Troilo