Question

Arun observed two models when he visited biology lab. Model A was on ‘heart’ and Model B was on
‘circulatory system.’ To which level Model A and B belongs to in the level of organization in multicellular
organisms? Differentiate these two level organizations.

Answer 1

Answer:

A=Organ level

B=Organ system level

Explanation:

A is a heart. Heart is an organ. This is the level of organisation one step above the tissue level.

B is the circulatory system. It consists of various organs. This is the level of organisation one step above the organ level.