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READING PASSAGE 2
Read the passage carefully and answer the questions below.
1. Do you think you're smarter than your parents, and grandparents? According to James Flynn, a professor at a New Zealand university, you might be. Over the course of the last century, IQ test scores of people in some countries have gotten increasingly better - on average, three points better for every decade that has passed. This trend of improving scores is known as "the Flynn effect".
2. IQ tests and other similar tests are designed to measure general intelligence rather than knowledge. Flynn knew that intelligence is partly INHERITED from our parents and partly the result of our environment and experiences, but the improvement in test scores was happening too quickly to be explained by heredity". So, what happened in the 20th century that led to higher test scores?
