Xylem - Study guides, Revision notes & Summaries

Detailed notes covering the whole topic of transport in plants (specification point 3.1.3). This is for the OCR A level Biology A course. These notes cover every single specification point within this topic and are concise but contain everything you need to know. A* level notes.

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10 pages

Written in 2019/2020

JemmaHarrison

AS-Level Biology Paper 1 Predicted Paper 2023 attached with marking scheme Name …………………………………………………………………… Date ………………… 1 hour 30 minutes allowed. You may use a scientific calculator and a ruler with millimetre measurements. Grade boundaries These are VERY rough guesses! Getting a B on this paper does not guarantee you the same mark in the exam. • A 60% • B 50% • C 40% • D 35% • E 30% ...

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29 pages

Written in 2022/2023

Grade A

bestgradesA33

This clear and high-yield study pack provides a comprehensive summary of AQA A-Level Biology Unit 3 (Organisms exchange substances with their environment). Written strictly to align with the latest AQA specification, these notes condense complex pathways and transport mechanics into easily digestible, exam-focused breakdowns designed to help you secure an A grade*. The resource covers every core subsection in maximum detail: surface area to volume ratios, gas exchange across different organisms ...

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4 pages

Written in 2026/2027

aliceoliviaking

Provides an in depth, comprehensive and high-yield summary for A - Level biology, specifically tailored to OCR A specification. These notes compile information from the official textbook, mark schemes, and class lectures into a concise revision resource. Includes: Coverage of all points on the specification for 3.1.3 Transport in plants Definitions for key terminology required by examiners Clear, labelled diagrams for complex processes

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1 pages

Written in 2024/2025

sophiewhatmore

Edexcel B A Level Biology Notes – Created by an A* student (A* in A Level Biology predicted, Grade 9 at GCSE). Includes: Atherosclerosis and Clotting Glycolysis Circulation and Cardiac Cycle Transport tissue in plants Krebs Cycle Bacteria as Pathogens Transport of Oxygen in blood and MORE Easy to use and memorise. Consistently achieved top marks throughout sixth form using these notes. All information taken directly from Edexcel mark schemes or the textbook. Took over 2 years to c...

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9 pages

Written in 2026/2027

maneet1

AQA A Level Biology Unit 3 - Organisms exchange substances with environment - summary notes Includes: Surface area to volume ratios, gas exchange, digestion and absorption, and mass transport in plants and animals. Also includes example exam questions and answers. The AQA A Level Biology specification is integrated into the notes in order to make it easy and accessible for students to prepare for exams. Written by an A* student in 2025.

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21 pages

Written in 2024/2025

blueberrypie

Flow diagrams + explanations of water transport, xylem and phloem distribution, xylem vessel elements, phloem sieve tube element, transpiration, translocation, plant adaptations, easy diagrams and related experiments.

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23 pages

Written in 2025/2026

areeshamushtaq311

Flow diagrams + explanations of water transport, xylem and phloem distribution, xylem vessel elements, phloem sieve tube element, transpiration, translocation, plant adaptations, easy diagrams and related experiments.

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19 pages

Written in 2025/2026

areeshamushtaq311

ACTUAL OCR GCSE 9-1 COMBINED SCIENCE ,Gateway SCIENCE J250/07 Biology Paper - Higher Tier (QP & Mark Scheme) 2025 J250/07 Biology Paper 1 - Higher Tier (Grades 4-9) This is the question paper and mark scheme for Biology Paper 1 (J250/07) at Higher Tier. Topics Covered (B1-B4): B1 Cells: Eukaryotic vs Prokaryotic, Mitosis, Diffusion/Osmosis calculations. B2 Scaling Up: Circulatory system, Xylem/Phloem, transpiration. B3 Organism Systems: Enzymes, digestion, and the heart structure. B...

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43 pages

Written in 2025/2026

Grade A+

TestReady

Includes notes on structures of xylem and phloem, structures of roots, stem and leaves, apoplast and symplast pathways, transpiration, factors affecting transpiration

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10 pages

Written in 2025/2026

ipshita158

Comprehensive revision notes for GCSE Biology Paper 1 covering Cell Biology, the foundation topic for the 2025/2026 exam season. Topics include eukaryotes and prokaryotes, animal and plant cell structures, cell specialisation (sperm, nerve, muscle, root hair, xylem and phloem cells), cell differentiation, microscopy techniques, and culturing microorganisms including binary fission and aseptic techniques. These structured notes break down key concepts with clear explanations of each organelle...

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4 pages

Written in 2025/2026

tomimosuro

Struggling to remember all the comparative anatomy, transport mechanisms, and homeostatic pathways for your Eduqas A-Level Biology exams? This premium, interactive Google Sheets Specification Tracker is specifically built to map out, organize, and track your revision for Component 3 (Requirements for Life) using active recall principles. This digital study tool covers every single official learning objective for the Eduqas A-Level Biology Component 3 module, including: • 3.1 Adaptations fo...

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22 pages

Written in 2025/2026

joshuagillate

Clear and concise notes covering CIE AS Biology Topic 7: Transport in Plants. Includes: • Structure and function of xylem & phloem • Transpiration stream and transpiration pull • Translocation and mass flow hypothesis • Diagrams and explanations of key processes • Adaptations of plants for transport Ideal for Paper 2 and Paper 3 revision based on the 2024 syllabus (9700).

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11 pages

Written in 2024/2025

albagutierrez

From the Desk of the Hand-Note Guy: Your Life Process Survival Kit! > Tired of flipping through dense textbooks? I've been there! This is my personal, in-depth, and meticulously crafted set of handwritten notes covering the entire Class 10th Life Process chapter, focusing specifically on Nutrition, Respiration, and Circulation/Transportation. > I don't just copy; I transform! These notes are a visual treat, designed for maximum understanding and quick revision: > * Crystal C...

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33 pages

Written in 2025/2026

shastrarthsingh

This document provides a detailed essay discussing the importance of hydrogen bonds in various biological processes, suitable for exam preparation. It explains the role of hydrogen bonds in water transport via xylem, cellulose structure in plant cell walls, protein secondary, tertiary, and quaternary structures, and DNA replication and transcription. The essay includes clear examples such as haemoglobin and the formation of mRNA during protein synthesis.

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2 pages

Written in 2023/2024

Grade B

starlightdance

Detailed notes for the Exchange topic, fully covering the specification. Topics included: • Gas exchange in insects, fish, humans, plants • Digestion & absorption of biological molecules • Mass transport in humans (heart, blood vessels, haemoglobin) • Mass transport in plants (xylem, phloem, translocation) Structured and concise, includes all definitions and processes clearly laid out.

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3 pages

Written in 2025/2026

maisyjones

In detailed notes based of the textbook. Everything you need to know for this chapter.

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17 pages

Written in 2025/2026

taliajasminewilliams

Year 1 Biology AQA A level notes. Achieved an A* in my final exam using these notes. They are based on the mark scheme requirements.

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1 pages

Written in 2024/2025

arabellasherratt

This document provides a structured summary mindmap of Cell Structure and Transport from the AQA GCSE Biology (Triple Science) specification. It covers key concepts including eukaryotic and prokaryotic cells, specialised cell structures, microscopy, diffusion, osmosis, and active transport. The information is organised into clear, concise sections to support quick understanding and effective recall. This resource is particularly useful for last-minute revision, allowing students to rapidly revie...

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2 pages

Written in 2024/2025

poojithalaasyavayyeti

A comprehensive summary of what you need to know for Topic 3 of Pearson Edexcel International GCSE Biology 4Bl1 (9-1), focusing on plant biology and related core processes. The notes are designed to support exam preparation by summarising key concepts, definitions, and processes in line with Edexcel assessment requirements. It includes hand-drawn diagrams, small tips and detailed notes on what you need to know for topic 3. I got a grade 9 (A*) for my own exams using these very notes.

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14 pages

Written in 2024/2025

charlotteyeung

These notes provide a concise and exam-focused summary of Unit 3: Exchange and Transport Systems, aligned with the AQA A-level Biology specification. They cover the structure and function of gas exchange systems in both single-celled and multicellular organisms, including adaptations in insects, fish, and mammals. Key concepts such as surface area to volume ratio, diffusion gradients, and exchange surfaces are clearly explained. The content also explores the structure of the human lung and ve...

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2 pages

Written in 2023/2024

bobare

Edexcel A Biology A level core practical Write ups. All include an introduction, hypothesis, variables, method, results, evaluations... CP6 -Identify sclerenchyma fibres, phloem sieve tubes and xylem vessels and their location within stems through a light microscope

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4 pages

Written in 2022/2023

Grade A+

maiaj