Life processes Worksheets

Life Processes Worksheet-10

61. Name the U-shaped tubule of nephron.

62. Why is urine yellow in colour?

63. Name the tube which passes out urine from urinary bladder.

64. What is the main drawback of artificial kidney?

65. Man has double circulation. Name the two double circulations.

66. Name the cells where CO₂ is converted into carbohydrates.

Life Processes Worksheet-11

81. Name the soluble protein present in blood plasma responsible for clotting.

82. Name the liquid squeezed put of blood during clotting.

83. Name the site of production of red blood cells in the adult humans.

84. Give one functional difference between RBC and WBC.

85. Name the nearest organ to which the heart supplies oxygenated blood.

86. Name a genetic disorder in which blood does not clot.

Life Processes Worksheet-12

1. Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like us?

2. What are outside raw materials used for by an organism?

3. What processes would you consider essential for maintaining life?

4. Where does the plant get each of raw materials for photosynthesis?

5. What is the role of the acid in our stomach?

6. Why is it necessary to separate oxygenated and deoxygenated blood in mammals and birds?