Yes, pH of the soil affects the colour of flower.
Flowering plants grown in acidic soil (pH<7) bears blue flowers or at has a blueish tint.
Whereas, Flowering plants grown in Neutral (pH=7) and Basic (pH>7) soil bears pink and red flowers.
A plant's flower color is determined by a complex balance between chlorophyll, beta carotene, flavonoids,etc in particular pH of the soil to give out vibrant colors like red, blue, pink, yellow,etc.
They should be deep water washed or thrown away
The right answer is false.
Lobotomy is a brain operation that cuts or alters the white matter of a brain lobe. It is now banned in many countries and is no longer considered a good practice in today's medicine.
The lobotomy was performed in psychosurgery with the aim of interrupting certain neural circuits to treat mental illnesses, schizophrenia, epilepsy and even chronic headaches before declining in the 1950s with the advent of the first neuroleptics.
To learn, get a education, to make you not live on the streets.