Answer:
Waste products excreted by kidney are uric acid, urea, creatinine and salts.
Explanation:
Kidneys are the bean shaped organs involved in the process of excretion. The nephrons are present in the kidney acts as the main filtration unit of the excretory system.
The urine is formed by the kidney including three main process - glomerular filtration, tubular reabsorption and tubular secretion. The urine contains excess ions, phenols and sulfates. Some amount of uric acid and creatinine are excreted by the kidney.
Answer:
The answer is 1 meter because the 10 meters will be too long for a desk to be used by one person which is a teacher in this case. For a single person, one meter is a better estimate than 10.
A 10 meter wide table cen be used for a conference table where a lot of people can share the space .
The answer is C. Lightening occurs where the baby drops into the pelvis to get ready to enter the birth canal.
