What Deficiency does the below rebus represent?

VIT_MIN

Remove two matchsticks to make the below equation correct.

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

I look at you, you look at me, I raise my right, you raise your left. What am I?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Different lights make me strange by changing me into different sizes. What am I?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

Find the number of squares in the below picture