The epithelium that covers the dry surface of skin,

the moist surface of buccal cavity, pharynx, inner 

lining of large ducts of salivary glands and of 

pancreatic ducts is 

(1) More stretchable 

(2) Involved in formation of a diffusion barrier

(3) Found in the walls of blood vessels also 

(4) To provide protection against chemical also 

      mechanical stresses

Choose the correct option, pairing the principal cell

with the tissue

(1) Mast cell         $-$  Adipose tissue

(2) Fibroblasts      $-$  Areolar tissue

(3) Macrophages   $-$  Tendon

(4) Chondroclasts  $-$  Bone

Following is the diagrammatic representation of 

dense connective tissue, with irregular arrangement

of fibres

Mark the option in which this category does not 

exist?

(1) skin 

(2) Perichondrium

(3) Tendons

(4) Periosteum

Select the incorrect statement

1. The columnar epithelium is present in the stomach and intestine

2. Cilia move the particle in a specific direction

3. Cilia are present in fallopian tube and bronchioles

4. In PCT simple squamous epithelium is present

Choose the correct statement for the digestive system of frog :

(1) Oesophagus is very long

(2) Food is captured by the bilobed tongue

(3) The intestine is divisible into two parts only i.e. duodenum and rectum

(4) Both (2) and (3)

Compound epithelium play major role in

1. Secretion

2. Absorption

3. Protection

4. Support

Which of the following act(s) as a respiratory organ in a frog on land?

1. Skin 

2. Buccal cavity

3. Lungs

4. All of the above

The cells of epithelial tissues are _______ packed with _________ intercellular matrix.

1. Loosely, little

2. Loosely, large

3. Compactly, little

4. Tightly, large 

Forelimbs of frog have:

1. Five digits

2. Four digits

3. Three fingers

4. One finger

Bull frog of India is

(1) Rana tigerina

(2) Rana sylvatica

(3) Rana ecutedbeiana

(4) Rana esculenta