Question

Write a short note based on the flow chart
Cell→ tissue fluid→blood→ Excretory organs​

Answer 1

Answer:

- cell is the basic unit of life.

- tissue fluid is the fluid containig cells, this fluids are secreted from blood capillaries.

- Blood is the body fluid that transfers essential nutrients and hormones in the body to target organs.

- Excretory oragan helps in removal of unwanted waste materials and maintain osmotic balance in the body.

Explanation:

• unwanted waste materials produced in the cell are present inside the vacuole .
• Vacuole is the major organelle responsible for maintaining osmotic balance in the cell.
• The waste materials present in the cell and body fluids like lymph are transfered to the excreory organs .
• there are number of excretory organs in human . skin, liver, large intestine ,lungs kidney. Yhey all excrete waste but not in same way.
• skin removes waste through sweat and control body temperature.
• lungs removes carbon dioxide and water through air
• kidney remove waste in the form of urea produced in liver by ornithine cycle .
• large intestine is responsible for removal of solid waste which cannot be reabsorbed by the body any more.

Answer 2

cell is basic unit of life