Read the following passage and mark the letter A, B, C or D on your answer shect to indicate the correct answer to each of the questions from 1 to 10. Plants and animals will find it difficult to escape from or adjust to the effect of global warming, Scientists have already observerd shifts in the lifecycles of many plants and animals, such as flowers blooming earlier and birds hatching earlier in the spring. Many species have begun shifting where they live or their annual migration patterns due to warmer temperatures.