revision material

This is the information that we gave out in class today - people that were in Cambridge (or people that forgot their sheets in clss) should use this to make sure you're revising the right topics.

For each section make sure you know/understand the following:

Feel free to email with any questions/problems – tco@cheney.oxon.sch.uk

Adaptation and survival:

·         Common adaptations in plants and animals

·         explain WHY adaptations help them

·         what adaptations allow organisms to do

·         what can happen if a population can’t adapt to an environment.

Energy in biomass:

·         How to draw and understand a biomass pyramid.

·         Explain how and why energy decreases as you move up through a food chain.

·         How decay happens, and factors which affect it.

Variation, reproduction and new technology:

·         Explain why offspring look similar to their parents using KEYWORDS from the other page.

·         Understand asexual and sexual reproduction.

·         Factors that contribute to making organisms look the way they do (not ALL genetic).

·         Genetic engineering

·         Cloning

·         Understand the issues surrounding G.M. and cloning (golden rice, animal farm documentary etc.)

Evolution:

·         Who Darwin and Lamarck (slightly less important) were and what their theories were.

·         What natural selection is, as well as an example of it occurring.

·         How similarities and differences help with classification.