NEET BIOLOGY

Detailed explanation-1: -A group of organs working together to perform a specific function is called an organ system. An example of an organ system is the circulatory system, which includes different organs like the heart, arteries, veins, and capillaries.

Detailed explanation-2: -An organ is a structure made up of two or more tissues that work together to carry out a specific job. Ex: Your heart, is an organ made up of muscle tissue, blood tissue, and nerve tissue.

Detailed explanation-3: -A group of different tissues working together to perform a function is called organ.

Detailed explanation-4: -Thus, the correct answer is ‘Organ.

Detailed explanation-5: -organ, in biology, a group of tissues in a living organism that have been adapted to perform a specific function. In higher animals, organs are grouped into organ systems; e.g., the esophagus, stomach, and liver are organs of the digestive system.