Question

Select the correct order of organisation found in living organisms.

• A. Cell-tissue-organ-organ system
• B. Tissue-cell-organ system-organ
• C. Cell-organ-tissue-organ system
• D. Tissue-organ-cell-organ system

Answer 1

The correct option is A Cell-tissue-organ-organ system

The cell is the fundamental unit of all living organisms. Groups of cells performing similar functions give rise to a tissue, which combine to form an organ. Several organs constitute an organ system.