Which of the following cells is found in the cartilaginous tissue of the body?

Which parts of our body are composed of nervous tissue? Name the cells that make up the nervous tissue.

Name the region of the plant where meristematic tissues are usually found. Give the position and function of various types of meristematic tissue.

Name the muscular tissue which is present in the iris of the eye. What is the shape of these cells?

Write one term for the following tissues:
$(a)$ That joins muscle to bone.
$(b)$ Fat reservoir of our body.
$(c)$ Supporting,fills the space inside the organs,and helps in the repair of tissues.

State whether the following statement is true or false:
In aquatic plants,large air cavities are present in parenchyma to give buoyancy to the plants to help them float.