EDUCATION (CBSE/UGC NET)

Detailed explanation-1: -Most individuals with Down syndrome have mild (IQ: 50-70) or moderate (IQ: 35-50) intellectual disability with some cases having severe (IQ: 20-35) difficulties. Many developmental milestones are delayed. Commonly, individuals with Down syndrome have better language understanding than the ability to speak.

Detailed explanation-2: -Moderate intellectual disability A moderate ID is characterized by intellectual and adaptive functioning that are approximately three to four standard deviations below the mean (approximately 0.003–0.1 percentile) (10). The measured IQ of persons with moderate ID falls between 35–49 and 50–55 (8, 10, 13-16).

Detailed explanation-3: -Down syndrome is the most common genetic cause of intellectual disability, affecting approximately 1 in every 700 children. It is named for John Langdon Down, the British physician who first recognized the traits of Down syndrome in 1866.

Detailed explanation-4: -Intellectual disability 1 involves problems with general mental abilities that affect functioning in two areas: Intellectual functioning (such as learning, problem solving, judgement). Adaptive functioning (activities of daily life such as communication and independent living).

Detailed explanation-5: -About 85 percent of people with intellectual disabilities fall into the mild category and many even achieve academic success. A person who can read, but has difficulty comprehending what he or she reads represents one example of someone with mild intellectual disability.