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Describe, with the use of an example, the process of natural selection in evolution.

An example could be the peppered moth which changed its colour in order to blend into the environment as it changed with the industrial revolution.Should explain that natural selection is where advantageous ...
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Answered by Rose B. • Biology tutor
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How do I answer a source question?

Source questions in a history exam may seem complicated, but once you understand the method by which to analyse them, the technique is exactly the same, regardless of the time period being studied. The key t...
HO
Answered by Hannah O. • History tutor
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When working with probabilities why is it sometimes necessary to add and sometimes to multiply?

Whether you need to add or multiply depends on whether it is a case of 'AND' or 'OR'. For 'AND' you multiply, and for 'OR' you add. Below are examples of each case, using dice as an example: To calculate the...
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Answered by Marcus W. • Maths tutor
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When do you agree the past participle?

With verbs such as 'aller' and 'venir', the auxiliary verb is être and the past participle needs to agree with the subject.e.g. Il est allé à Paris. Elle est allé e à Bruxelles.With most verbs the auxiliary ...
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Answered by Oliver B. • French tutor
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'The most important reason for the outbreak of a general European war was Germany's 'blank cheque' to Austria-Hungary.' Explain why you agree or disagree with this view of developments in 1914.

The actual question asks whether or not you agree with the quotation. You need to demonstrate knowledge of both sides but must ultimately come to a clear judgement.The quotation refers to Germany's 'blank ch...
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Answered by Oliver B. • History tutor
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