Question

Choose the type of body organisation in Hydra and jellyfishes.

• A. Cellular
• B. Organ level
• C. Tissue
• D. Organ-system

Answer 1

The correct option is C Tissue

Hydra and jellyfishes have tissue level of organisation. In this type, all the cells performing similar functions group together to form a unit called tissue.

Several tissues join together to form organs, which perform specific functions and this type of organization is called an organ level of organization.

Several organs join together to form an organ system, such as the respiratory system, circulatory system, etc. Such a level of organization is called organ system level of organization.