Question

Identify the main criterion used by World Bank in classifying different countries and write in your answer book.1. Life expectancy at birth. Gender bias. Per Capita income. Literacy rate​

Answer 1

Answer:

Digestion is the process of break down of complex food materials into simpler substances which can be absorbed by blood and transported throughout the body. The digestion process releases energy which is utilized by the cells to carry out various life processes. The digestive tract is a long tube-like structure that starts with the mouth and ends in the large intestine. This tube is known as the alimentary canal.

Also Read: Difference between small intestine and large intestine