Which of the following is correct with respect to cockroach?

a. Internally mesenteron is lined with cuticle

b. In abdomen eight pair of spiracles are present

c. All sperms of seminal vesicle are glued together into spermatophore

d. Malphigian tubules are present at the junction of midgut and hindgut

1. a, b & c

2. a & b

3. b & d

4. b, c & d

On an average female cockroach produce ________ oothecae, each containing ________ eggs.

(1) 9-10, 14-16

(2) 14-16, 9-10

(3) 2-4, 10-12

(4) 6-8, 8-10

Tegmina arises from

(1) Prothorax

(2) Mesothorax

(3) Metathorax

(4) Neck region between head and thorax

Dense irregular connective tissue with fibroblasts and many fibres (mostly collagen) that are oriented irregularly are found in

1. Tendon

2. Ligament

3. Dermis of skin

4. Blood

Which of the following statement is correct with reference to the cockroach eye?

1. Both eyes together consist of about 2000 hexagonal ommatidia

2. Its vision has more sensitivity but less resolution

3. Mosaic vision is not found due to diurnal habit

4. Compound eyes are situated at the vertex region of the head

Which of the following is incorrect?

1. White adipose tissue - Adipocytes with single large fat droplet

2. Areolar tissue - Loose connective tissue

3. Fibroblasts cell - Synthesis of collagen

4. Dense connective tissue - Bone, cartilage, lymph

The epithelium shown in the following figure is ___________. They are mainly present in the inner surface of hollow organs like ___________

1. Ciliated cuboidal, neck of nephron

2. Ciliated columnar, trachea, loop of Henle

3. Ciliated columnar, bronchioles and fallopian tubes

4. Pseudostratified trachea columnar, trachea and large bronchi

Loose connective tissue has cells and fibres loosely arranged in a semifluid ground substance. Which of the following can be taken as an example of it?

(1) Areolar tissue

(2) Cartilage

(3) Adipose tissue

(4) Both (1) and (3)

Mark the connective tissue which is without fibres and matrix is not secreted by its cellular component

1. Areolar tissue

2. Adipose tissue

3. Blood

4. Cartilage

Areolar tissue contains secretory cells which secrete the fibres and other components of matrix. Such cells are

(1) Fibroblasts

(2) Macrophages

(3) Mast cells

(4) Fibrocytes