Question : Which colour is formed when Red and Green are mixed?

Option 1: Light blue

Option 2: Yellow

Option 3: White

Option 4: Grey

Question : In a bag containing red, green, and blue pens, the ratio of red, blue, and green pens, in the given order, was 7 : 4 : 9. If the total number of pens in the bag was 320, how many of them were red?

Option 1: 112

Option 2: 105

Option 3: 119

Option 4: 126

Question : A person who is colourblind cannot distinguish between

Option 1: Black and yellow

Option 2: Red and green

Option 3: Yellow and white

Option 4: Green and blue

Question : A man with colour blindness will see red as

Option 1: Yellow

Option 2: Blue

Option 3: Green

Option 4: Voilet

Question : What is the colour of the flame when unsaturated hydrocarbons burn?

Option 1: Blue

Option 2: Red

Option 3: Green

Option 4: Yellow