Q1: State the function of each of the following:
1- The urinary bladder:
2- The kidney:
Q2:Correct the underlined words in each of the following statements:
1-. The kidney filters some excess water and salts from the human food.
2-. Ureter is a tube that extends from the bladder to open outside of the body.
Q3:Give reason for each of the following:
1-. Man urinates less in summer than in winter.
2-. Sweat has salty taste.
3-. If the two kidneys are damaged, the person will die.
4-. The skin is one of the excretory organs.
Q4:Write the scientific term for each of the following:
1 - The narrow tube which connects with the kidney and urine passes through it( )
2-. The system that clarifies blood from excess salts, urea and uric acid. ( )
3- The two organs that clarify the body from cell wastes and harmful
substances. ( )
4- The two organs which excrete carbon dioxide and excess water in the form of water vapour. ( )
8- The fluid which produced by the kidneys and contains harmful substances.
( )
Q5:Choose the correct answer
1-Carbon dioxide and water vapour are released by the ………..
a. heart. b. lungs c. kidneys d. stomach.
2-Urea is expelled by the …………..
a. heart. b. stomach. c. lungs. d. kidneys.
Q6:Complete the following statements:
1-The kidney excretes the wastes dissolved in water in the form of ………
2-……… is connected with the kidney and carries the urine into ……..
3- Urine consists of water containing some excess salts……. and …….
4-The tube which extends from the urinary bladder and opens outside the body is called ………
5- ………are the main organs in the urinary system.
6-Kidneys are located on both sides of the ………..
7- The urinary system is located inside the…………. cavity.
1- The urinary bladder:
2- The kidney:
Q2:Correct the underlined words in each of the following statements:
1-. The kidney filters some excess water and salts from the human food.
2-. Ureter is a tube that extends from the bladder to open outside of the body.
Q3:Give reason for each of the following:
1-. Man urinates less in summer than in winter.
2-. Sweat has salty taste.
3-. If the two kidneys are damaged, the person will die.
4-. The skin is one of the excretory organs.
Q4:Write the scientific term for each of the following:
1 - The narrow tube which connects with the kidney and urine passes through it( )
2-. The system that clarifies blood from excess salts, urea and uric acid. ( )
3- The two organs that clarify the body from cell wastes and harmful
substances. ( )
4- The two organs which excrete carbon dioxide and excess water in the form of water vapour. ( )
8- The fluid which produced by the kidneys and contains harmful substances.
( )
Q5:Choose the correct answer
1-Carbon dioxide and water vapour are released by the ………..
a. heart. b. lungs c. kidneys d. stomach.
2-Urea is expelled by the …………..
a. heart. b. stomach. c. lungs. d. kidneys.
Q6:Complete the following statements:
1-The kidney excretes the wastes dissolved in water in the form of ………
2-……… is connected with the kidney and carries the urine into ……..
3- Urine consists of water containing some excess salts……. and …….
4-The tube which extends from the urinary bladder and opens outside the body is called ………
5- ………are the main organs in the urinary system.
6-Kidneys are located on both sides of the ………..
7- The urinary system is located inside the…………. cavity.