IF you can find the odd apple in this optical illusion test within four seconds, then you have a higher IQ than the average person.

There are 55 green apples sitting in rows but one of them is slightly different to the rest - and brain whizzes are challenging Brits to find the odd one out in a matter of seconds.

It is said to be a good test of your observation skills, according to the experts at Jagran Josh.

Optical illusion tests are great for the brain because they challenge how we see and process the world around us.

They make our brain work harder by engaging the parts responsible for vision, analysis and creativity - something us modern humans don’t often do.

By forcing us to focus on details, illusions improve our attention and ability to spot subtle differences.

They also bo

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