Ib biology sl Samenvattingen, Notities en Examens

This Biology IA looks researches "Pupillary light reflex under 5 levels of light intensity exposure". It has scored full marks in 2021 year's IB session

These notes contain everything from the IB Biology SL syllabus, including cellular biology, molecular biology, ecology, genetics, evolution and human physiology. Includes diagrams and charts as well. Super detailed, ensured I got a 7/7 on Biology.

IB Biology SL IA on Pupillary Light Reflex Study Set Mechanoreceptors - CORRECT ANSWER-Sensory receptors responsible for sensing distortion in body tissues Chemoreceptors - CORRECT ANSWER-chemical sensors in the brain and blood vessels that identify changing levels of oxygen and carbon dioxide Thermoreceptors - CORRECT ANSWER-respond to changes in temperature Photoreceptors - CORRECT ANSWER-respond to light Olfaction - CORRECT ANSWER-sense of smell odorants - CORRECT ANSWER-air...

IB biology past essay questions HL and SL all units and mark scheme 2023 (A+) Outline what is meant by the trophic level of an organism with three examples from one named habitat. (4 max) - Answer-feeding level for an organism in a food chain naming of habitat (1 mark) naming three trophic levels correctly (1 mark) three examples forming a food chain from the named habitat (1 mark) 2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms obtain energy. (6 ma...

IB BIOLOGY - MOLECULAR BIOLOGY (TOPIC 2 SL) QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

The document goes in great detail about the ib biology SL and HL topics; Water, Origin of cells, cell structure, virsues, carbohydrates and lipids, organelles and compartementalization, diversity of organisms, membranes, cell specialization, stem cells etc. It's almost 200 pages of the topics descriptions, diagrams, drawings, explanations, resources and videos. The information contains both the old syllabus and the new 2025 ib biology syllabus. The black notes are class notes, while the red not...

IB biology past essay questions HL and SL all units and mark scheme 2023 (A+) Outline what is meant by the trophic level of an organism with three examples from one named habitat. (4 max) - Answer-feeding level for an organism in a food chain naming of habitat (1 mark) naming three trophic levels correctly (1 mark) three examples forming a food chain from the named habitat (1 mark) 2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms obtain energy. (6 ma...

Chapter 1-10 detailed summarized notes for IB Biology Final exams

IB biology past essay questions HL and SL all units and mark scheme 2023 (A+) Outline what is meant by the trophic level of an organism with three examples from one named habitat. (4 max) - Answer-feeding level for an organism in a food chain naming of habitat (1 mark) naming three trophic levels correctly (1 mark) three examples forming a food chain from the named habitat (1 mark) 2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms obtain energy. (6 ma...