IGCSE Biology -CIE- Topic 20- Human influences on ecosystems powerpoint. This is a powerpoint presentation of topic 20- Human influences on ecosystems. It is suitable for CIE Biology (0610 and 9700). The file is fully editable and contains 23 slides that are well organised following the sub-topics of: 20.1 Food supply 20.2 Habitat destruction 20.3 Pollution 20.4 Conservation

IGCSE Biology -CIE- Topic 2- Organisation of the organism powerpoint. This is a powerpoint presentation of topic 2- Organisation of the organism. It is suitable for CIE Biology (0610 and 9700). The file is fully editable and contains 57 slides that are well organised following the sub-topics of: 2.1. Cell structure 2.2. Size of specimens Updated for exams in 2026

IGCSE Biology -CIE- Topic 5- Enzymes powerpoint. This is a powerpoint presentation of topic 5- Enzymes. It is suitable for CIE Biology (0610 and 9700). The file is fully editable and contains 25 slides that are well organised following the sub-topic of: 5.1. Enzymes Updated for the exams in 2026

IGCSE Biology -CIE- Topic 1- Characteristics and classification of living organisms powerpoint. This is a powerpoint presentation of topic 1- Characteristics and classification of living organisms. It is suitable for CIE Biology (0610 and 9700). It contains 3 separate ppts fully editable that are well organised following the sub-topics of: 1.1 Characteristics of living organisms 1.2 Concept and uses of classification systems 1.3 Features of organisms Has been updated for the exams in 2026.

IGCSE Biology -CIE- Topic 21- Biotechnology and genetic engineering powerpoint. This is a powerpoint presentation of topic 21- Biotechnology and genetic engineering. It is suitable for CIE Biology (0610 and 9700). The file is fully editable and contains 18 slides that are well organised following the sub-topics of: 21.1 Biotechnology and genetic modification 21.2 Biotechnology 21.3 Genetic modification

IGCSE Biology -CIE- Topic 10- Diseases and immunity powerpoint. This is a powerpoint presentation of topic 10- Diseases and immunity. It is suitable for CIE Biology (0610 and 9700). The file is fully editable and contains 22 slides that are well organised following both core and extended content.

IGCSE Biology -CIE- Topic 19- Organisms and their environment powerpoint. This is a powerpoint presentation of topic 19- Organisms and their environment. It is suitable for CIE Biology (0610 and 9700). The file is fully editable and contains 27 slides that are well organised following the sub-topics of: 19.1 Energy flow 19.2 Food chains and food webs 19.3 Nutrient cycles 19.4 Populations

IGCSE Biology -CIE- Topic 3- Movement into and out of cells powerpoint. This is a powerpoint presentation of topic 3- Movement into and out of cells. It is suitable for CIE Biology (0610 and 9700). The file is fully editable and contains 3 ppts that are well organised following the sub-topics of: 3.1. Diffusion 3.2. Osmosis 3.3. Active transport Updated for exams in 2026

KS3- Year 7 Science-Human Reproduction- Worksheet and Mark scheme This worksheet follows the Kerboodle Book Activate 1, Chapter 3 on the topic of Human Reproduction. The questions would suit any Key stage 3 Reproduction unit. The worksheet totals 81 marks. Questions are divided into the sub-topics of: 3.1 Adolesence (22 marks) 3.2 Reproductive systems (20 marks) 3.3 Fertility and implantation (12 marks) 3.4 Development of the fetus (11 marks) 3.5 Menstrual cycle (16 marks) Questions are a mix of matching, labelling, definitions, fill in the blanks, completing sentences. The documents are PDFs.

AS Biology-Topic 7-Transport mechanisms- Worksheet and Mark scheme This worksheet focuses on the transport mechanisms of plants. It contains 12 questions, including diagrams to complete, definitions, transpiration cohesion tension theory, active loading of sucrose, factors affecting transpiration, apoplastic and symplastic pathways, xerophytes and how they are adapted to name a few. It follows the Cambridge International AS Biology curriculum 9700, Topic 7 (Transport in plants), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 8-The heart - Worksheet and Mark scheme This worksheet focuses on the structure of the heart and how it operates. It includes questions about the electrical events that trigger contraction of the heart, labelling the heart and the cardiac cycle. It follows the Cambridge International AS Biology curriculum 9700, Topic 8 (Transport in mammals), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 8-Transport of oxygen and carbon dioxide - Worksheet and Mark scheme This worksheet focuses on the transport of both oxygen and carbon dioxide. It contains 8 questions which include writing balanced equations for the production of oxyhaemoglobin, drawing the dissociation curve, explanation of the ‘s’ curve, Bohr shift, ways in which carbon dioxide is transported, problems at high altitude to name a few. It follows the Cambridge International AS Biology curriculum 9700, Topic 8 (Transport in mammals), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 8-The circulatory system - Worksheet and Mark scheme This worksheet focuses on transport in mammals. It contains 10 questions which include definitions of pulmonary and systemic pathways, a table comparing veins, arteries and capillaries, labelling of diagrams, filling in blanks, identifying blood cells and stating their function. It follows the Cambridge International AS Biology curriculum 9700, Topic 8 (Transport in mammals), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 7-Structures of transport tissues- Worksheet and Mark scheme This worksheet focuses on the structure of transport tissues. It contains 8 questions, including diagrams to complete, definitions, magnification and structures of both xylem and phloem to name a few. It follows the Cambridge International AS Biology curriculum 9700, Topic 7 (Transport in plants), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 9-Gas Exchange- Worksheet and Mark scheme This worksheet focuses on the gas exchange in mammals. Questions include labelling the respiratory system, functions of cartilage, goblet cells, smooth muscle, alveoli and cilia, the effect of tar, nicotine and carbon monoxide and identifying cells to name a few. It follows the Cambridge International AS Biology curriculum 9700, Topic 9 (Gas exchange), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 6-Protein synthesis- Worksheet and Mark scheme This worksheet focuses on protein synthesis. It contains 12 questions, including diagrams to complete, definitions, the role of enzymes in transcription, how translation works, the genetic code and mutations to name a few. It follows the Cambridge International AS Biology curriculum 9700, Topic 6 (Nucleic acid and Protein synthesis), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 10-Infectious diseases- Worksheet and Mark scheme This worksheet focuses on the topic of infectious diseases. It includes questions on cholera, malaria, tuberculosis and HIV. It follows the Cambridge International AS Biology curriculum 9700, Topic 10 (Infectious diseases), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.

AS Biology-Topic 10-Antibiotics- Worksheet and Mark scheme This worksheet focuses on the subtopic of antibiotics as a part of the topic of infectious diseases. It includes questions on antibiotic resistance, how antibiotic target bacterial cells, vertical and horizontal transmission and how penicillin targets bacteria. It follows the Cambridge International AS Biology curriculum 9700, Topic 10 (Infectious diseases), although it could be used for other curricula too. The mark scheme is included. It is a PDF document.