ATL in Biology
Cell Theory Investigation Free
The focus of this investigation of cell theory is to see how microscope images provide evidence to support the theory and how some notable exceptions challenge it. Cell theory was an important step in...
eBook
A2.2 Cell structure - revision quiz
This test contains a set of revision questions to help students prepare to be assessed on this topic. There are several question styles and answers with explanations....
Activities
Being multicellular - model answers (2025)
This page shows suggested model answers to the questions on the page.Being Multicellular Please remember that these are 'model answers' and many other wordings are possible. Teachers can control access...
Activities
Prokaryotes quick test - answers (2025)
ANSWER: Cytoplasm ANSWER: A bacterial cell wall. ANSWER: Nucleoid ANSWER: Ribosomes 1) A single-celled organism without a nucleus or membrane-bound organelles. b) The basic structural and functional...
Activities
Prokarotes IB style questions - model answers (2025)
Data analysis question (click the eye icon to show the model answer) 1 mark for the correct working - correct measurements of scale bar and cell in mm (allow length horizontally, or diagonally) 1 mark...
Activities
Quick test on organelles - model answers (2025)
This page shows suggested model answers to the questions on the the Quick test on organelles, found on the page Eukaryotic Cell Ultrastructure. Teachers can control access to this page using the Student...
Activities
Cell types activity - model answers (2025)
Model answers for the cell detective activity There are many possible answers but those shown here are a good example.The activity is really designed to improve student confidence in identifying organelles...
Activities
Eukarotic cell IB style qns - model answers (2025)
This page shows suggested model answers to the questions on the the IB style questions on eukaryote organelles found on the page Eukaryotic Cell Ultrastructure. Please remember that these are 'model...
eBook
A1.1 Water - Revision quiz
This test contains a set of revision questions to help students prepare to be assessed on this topic. There are several question styles and answers with explanations....
Activities
Aquatic habitats - model answers
These are suggested model answers for the activity Aquatic habitats student sheet on the page Aquatic habitats (2025).As model answers they don't cover all the possible options for correct responses,...