ial biology specimen - physics & maths...
TRANSCRIPT
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(ii) Suggest reasons why the two species do not interbreed.(3)
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(b) Records show that very little change in the appearance of chiffchaffs and willow warblers has occurred during the last two hundred years.
Suggest why the rate of change in the appearance of these two species is relatively slow.
(3)
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(Total for Question 8 = 9 marks)
TOTAL FOR PAPER = 90 MARKS
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S45358A©2013 Pearson Education Ltd.
1/
!"#$%$&'()*#!
BiologyAdvancedUnit 5: Energy, Exercise and Coordination
Sample Assessment MaterialTime: 1 hour 45 minutes WBI05/01You must have:A copy of the scientific article adapted from several sources (enclosed)
Instructions
Use black ink or ball-point pen.
Fill in the boxes at the top of this page with your name, centre number and candidate number.
Answer all questions.
Answer the questions in the spaces provided – there may be more space than you need.
Information The total mark for this paper is 90. The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question. Questions labelled with an asterisk (*) are ones where the quality of your
written communication will be assessed – you should take particular care with your spelling, punctuation and grammar, as
well as the clarity of expression, on these questions. Candidates may use a calculator.
Advice
Read each question carefully before you start to answer it. Keep an eye on the time. Try to answer every question. Check your answers if you have time at the end.
Pearson Edexcel InternationalAdvanced Level
PMT