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    Right, well that exam was... Interesting. Comment questions and answers below to help create an unofficial marks scheme.

    Format replies as-

    Topic Number eg. B1 - Question Number - Question - Answer


    6 Markers were as follows:

    B1 - An experiment was conducted regarding the effects of nicotine on the body. Some people were given Placebos and told they were given placebos or nicotine and others nicotine and told they were given nicotine or placebos. Discuss what could be seen from the experiment and what the results showed.

    B2 - You are give a food chain with energy values. Calculate the percentage of energy lost between the plants and the sheep, why there was a limit of the amount of animals in the food chain and explain how energy would have been lost.

    B3 - A Forrest has all the same type of tree connected by the roots. They are clones of each other. Explain the advantages and disadvantages of this.


    Hope you can all help!
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    B1 - Q1. State the function of these eye parts: Iris - to collect light, Retina - to produce final image
 
 
 
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