Question

A group of cells having common origin and performing similar function is called ----------------

• A. Tissue
• B. Organ
• C. Organ system
• D. Cell aggregate

Answer 1

The correct option is A

Tissue

The correct option is A.

Explanation of the correct option:

Tissue is a group of cells that are similar in structure and perform functions together as a unit.

Explanation of the incorrect option:

Option B:

1. An organ is a group of tissues that are similar in structure and are associated with performing similar functions.
2. For example, kidneys are organs that are associated with the removal of wastes or extra fluid from our body.

Option C:

1. An organ system is a unit of many organs that work together to perform a particular function.
2. For example, the circulatory system is an organ system in which the heart and blood vessels work together to carry out circulation.

Option D:

1. Cell aggregate is the aggregation of cells in a particular area for a particular function.
2. For example, if an injury occurs, then platelets come together for blood clotting.

Final answer:

1. A group of cells having a common origin and performing a similar function is called tissue.