The night vision of cockroach is

1.	More sensitivity but less resolution
2.	Less sensitivity but more resolution
3.	Both sensitivity and resolution are high
4.	Both sensitivity and resolution are low

Choose the correct option, pairing the principal cell with the tissue

The following are excretory structures in cockroach, except

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

On an average female cockroach produces $\stackrel{}{\mathrm{\_A\_\_}}$

number of ootheca, each containing $\stackrel{}{\mathrm{\_B\_\_}}$ eggs.

wall of ootheca is made up of $\stackrel{}{\mathrm{\_C\_\_}}$ Secreted by 

$\stackrel{}{\mathrm{\_D\_\_}}$ glands

1. A $-$ 9-10,

     B $-$ 14-16,

     C $-$  Scleroprotein,

     D $-$  Collateial

2. A $-$  7-9,

     B $-$  9-10,

     C $-$ Chitin,

     D $-$  Collateial

3. A $-$  9-10,

     B $-$  14-16

     C $-$  Cellulose

     D $-$  Conglobate

4. A $-$  14-16,

     B $-$  9-10

     C $-$  Scleroprotein,

     D $-$  Phallic

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 :

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