AS Level Biology A H020_H020-02_QS1

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1. (a) Elephants are protected by the treaty known as the Convention on International Trade in Endangered Species (CITES). (i) Give one aim of CITES. [1] (ii) Between 1913 and 2013 the approximate... worldwide population of living elephants dropped from 10000000 to 500000. Calculate how many orders of magnitude smaller the elephant population is likely to be in 2213 compared to 1913. Assume that the elephant population continues to decline at the same rate each 100 years. Show your working. Answer…………………………………. [2] (b) Fig. 1 shows the approximate percentages of elephants that were killed illegally in three different regions of Africa. [Show More]

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