Most nations have exhibited substantial increases in iq scores during the past century. this phenomenon is called the "_____.a) brain leap b) stanford swell c) flynn effect d) intelligence surge
The phenomenon which involves in the increase of the IQ (Intelligence Quotient) during the past century or generation after generation is termed as Flynn effect.
Various researches reveal that generally, the IQ score test, the IQ score of a person increases by ten points per generation.
This is because of the improved nutrition and higher level of studies.
The excessive and advanced usage of new technological equipment such as computers, laptops, etc. also play a good role in increasing the IQ level.