2. IQ test is a scientific test behavior. The IQ test includes 1 1 items, including common sense, understanding, arithmetic, similarity, memory, words, images, building blocks, permutation, puzzles and symbols. The whole test takes about an hour, and it takes about an hour to summarize, analyze and write a test report.

3. Originated in the early 20th century, French psychologist Binet.Alfred. Alfred (1857-1911year) and his students compiled the first set of intelligence scale in the world. According to this set of intelligence scale, the average IQ of ordinary people is set as 100, while the IQ of normal people, according to this set,

Intelligence is controlled by heredity and cannot be changed artificially. Due to congenital factors, people's intellectual development will be different. To measure people's intellectual development level at this age through a series of standard tests, it must be combined with mental IQ (SQ). It is the ability of people to know objective things and use knowledge to solve practical problems.

5. Intelligence is manifested in many aspects, such as observation, memory, imagination, creativity, analytical judgment, thinking, adaptability, reasoning and so on. , including quotient (CQ). At present, intelligence consists of three abilities: short-term memory ability, reasoning ability and language ability.