Скачать или смотреть A-Level Biology MCQs Explained: Diffusion, Osmosis & Active Transport

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In this video, Miss Sehrish explains 50 multiple-choice questions (MCQs) on key transport processes — diffusion, osmosis, and active transport — with clear reasoning and visual explanations.

📘 Topics Covered:
1️⃣ Definition and examples of active transport
2️⃣ Movement of molecules in diffusion and osmosis experiments
3️⃣ Gas exchange – how oxygen and carbon dioxide diffuse in lungs, fish, and leaves
4️⃣ Osmosis in plant and animal cells (potato, carrot, and red blood cell experiments)
5️⃣ Effects of concentrated and dilute solutions on cells
6️⃣ Movement of water, solutes, and gases across membranes
7️⃣ Turgidity and support in young plants
8️⃣ Osmosis and diffusion in everyday biology setups (membranes, tubes, and experiments)
9️⃣ Placenta and fetal exchange explained through diffusion
10️⃣ Summary of all MCQs from PhysicsAndMathsTutor.com with detailed answers

Perfect for students preparing for Cambridge International (CAIE 9700), Edexcel A-Level, Oxford AQA, or IB Biology, this video helps you understand why each option is correct or incorrect — ideal for quick exam revision and concept clarity.

✅ What You’ll Gain:

Step-by-step explanation of transport processes

Common exam traps explained

Visual reasoning to understand cell-level processes

Confidence in answering MCQs under timed conditions

💡 Whether you’re revising for your A-Level Biology paper, mock exams, or concept practice, this is your ultimate revision companion!

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#ALevelBiology #LearnWithMissSehrish #Osmosis #Diffusion #ActiveTransport #BiologyMCQs #CambridgeALevel #EdexcelALevel #IBBiology #BiologyExamTips #CellTransport #StudyBiology #ALevelRevision #LikeAndSubscribe #PhysicsAndMathsTutor