IB Biology SL A1.1.2 Hydrogen Bonds in Water Questions
Practise IB Biology SL A1.1.2 by linking water polarity and hydrogen bonding to its liquid state, cooling and biological interactions.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Draw or identify hydrogen bonds between separate polar water molecules, showing oxygen–hydrogen attraction and partial charges.
- Explain how polarity and hydrogen bonding produce water’s high thermal capacity, liquid range or evaporative cooling.
IB Biology SL A1.1.2 Hydrogen Bonds in Water Questions question 1
The diagram shows the structure of part of a fungus.
Water is the main component of vacuoles and cytoplasm in fungi. Draw a diagram to show the structure of a water molecule.
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