Name the different cells junctions found in tissues.

1

(a)

(i) Gap Junction 
(ii) Tight Junction
(iii) Adhering Junction

Which one the following type of cell is involved in making of the inner walls of large blood vessels?

1

(a)

Cuboidal epithelium

(b)

Columnar epithelium

(c)

Squamous epithelium

(d)

Stratified epithelium

Where the sclerities are present in cockroach?

1

(a)

IN the exoskeleton, spread all over the body of cockroach.

Which mouth part of cockroach is comparable to our tongue?

1

(a)

Hypopharynx

How does a gap junction facilitate intercellular communication?

1

(a)

A gap junction facilitates the cells to communicate with each other by connecting the cytoplasm of the adjacent cells.