Question

Solve the crossword puzzle.

Across:
3. It is a muscular bag situated in the lower abdomen
4. It is removed from the blood by kidneys
6. The removal of waste materials produced in the cells
7. It is called the process of removing carbon dioxide from the body
8. The procedure used for cleaning the blood of a person

Down:
1. Tiny blood filters in our body
2. Solid deposits that occur in the urinary system
5. It is attached to the renal artery
9. It produces bile pigments from haemoglobin
10. It contains water, some salt and a little of urea

Accepted Answer

Across

3. Urethra : The last entrance of the excretory system to the outside of the body is the urethra. It makes it easier for urine to eventually leave the body through the urinary bladder.
4. Urea: The liver converts ammonia to urea, a nitrogenous waste product. The kidneys filters the urea that is carried in the blood. The glomerulus, a group of capillaries that permits urea to flow through, serves as the purification pathway for blood.
6. Excretion: Different wastes are created by the numerous cellular processes carried out by the cells in living organisms. Excretion is the process through which the body filter and eliminates these cellular wastes.
7. Respiration: The primary respiratory organs where gas exchange occurs are the lungs. The lungs drive carbon dioxide out into the environment while drawing oxygen in from the surrounding surroundings.
8. Dialysis: Dialysis is the process of purifying a person's blood with a kidney machine.

Down

1. Nephrons: The primary excretory organs are the kidneys, which are made up of nephrons and related tissues. The tiny structural and operational components of the kidneys are called nephrons.
2. Kidney stones: The buildup of mineral elements that the kidneys filters to create urine leads to the creation of stones.
5. Right Kidney: The right kidney is joined to the right renal artery. The left kidney is joined to the left renal artery.
9. Liver: Red blood cell haemoglobin is converted by the liver into bile pigments.
10. Sweat: In addition to salts and water, perspiration also includes some urea.

Lakhmir Singh and Manjit Kaur Solutions for Chapter: Excretory System, Exercise 3: WORKSHEET

Lakhmir Singh Biology Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Excretory System, Exercise 3: WORKSHEET

Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Excretory System, Exercise 3: WORKSHEET with Hints & Solutions

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