Year 8 · Spring Second Half
Biology
4 lessons from 2 units.
Unit B5 · lesson 8 of 8
Every living thing you have ever seen came from another living thing. This unit is about how — in humans, and in the flowering plants that solved the same problem without being able to move.
Unit B7 · lessons 1 to 3 of 4
A tree weighing tonnes was built almost entirely out of a gas you cannot see, and a small amount of water. This unit is about the reaction that does it, the leaf built to run it, and why almost everything alive depends on something else having run it first.
- 08Seed dispersalClassifyPlants spend a lot on getting rid of their own seeds. Why does it pay?Open this lesson
- 01The photosynthesis reactionProcessA tree grows from a small shoot into tonnes of wood. What is it built from, and what does it need to build it?Open this lesson
- 02Leaves built for the jobModelA leaf has to catch light, let a gas in, and not dry out — and the second and third of those pull in opposite directions. Every feature you can name is a settlement between them.Open this lesson
- 03Testing a leaf for starchInvestigationFour preparation steps before a single drop of iodine touches the leaf. Every one of them exists because somebody once left it out and got a result they could not read.Open this lesson
Back to all three sciences this half term The whole KS3 Biology course