Which of the following chemicals is present in tobacco?

It interferes with the transport of the neurotransmitter dopamine.

Which of the following drugs increases blood flow to the brain?

What is the cause of $Fatty$ $Liver$ $Syndrome$?

What is the color of the latex obtained by making an incision in the poppy capsule?

Which of the following effects is $NOT$ caused by nicotine?
$(i)$ Stimulates the secretion of adrenaline. $(ii)$ Causes inflammation in the trachea. $(iii)$ Increases blood sugar levels. $(iv)$ Causes oxygen deficiency in the body. $(v)$ Stimulates the secretion of digestive juices from the stomach.