Undigested and unabsorbed food which passes out is termed as excretion? Yes/No

Given below is a list of substances-select the ones that need to be got rid off from the body. Glucose, excess water, amino acids, urea, carbon dioxide, excess common salt, glycogen, uric acid.

Give reason in support of your answer.

Name the following:

The tube arising from the notch of the kidney on the median side and connecting behind with the urinary bladder.

Name the following:

The tube that passes the urine to the outside of the body.