Question

	Substance	From	To
1		Lungs	Whole body
2	Carbon dioxide
3	Urea
4	Digested
	carbohydrates	Intestine
5			Target organs

The table below is designed to indicate the transport of certain substances in our body. Fill in the blanks with suitable answers.

Answer 1

$\begin{array}{ccc}\text{Substance}& \text{From}& \text{To}\\ \text{1. Oxygen}& \text{Lungs}& \text{Whole body}\\ \text{2. Carbon dioxide}& \text{Whole body}& \text{Lungs}\\ \text{3. Urea}& \text{Liver}& \text{Kidneys}\\ \text{4. Digested carbohydrates}& \text{Intestine}& \text{Whole body}\\ \text{5. Hormones}& \text{Endocrine glands}& \text{Target organs}\end{array}$