The most abundant type of loose connective tissue is

1. Areolar tissue

2. Cartilage

3. Tendon

4. Bone

Match the column I and column II with respect to types of epithelial tissue and their function.

Choose the correct option.

1. a(i), b(ii), c(iii), d(iv)
2. a(ii), b(iii), c(iv), d(i)
3. a(iii), b(iv), c(i), d(ii)
4. a(iv), b(i), c(ii), d(iii)

Brain of cockroach supplies nerves to

1. Antennae

2. Compound eyes

3. Anal cerci

4. Both(1) & (2)

Haemolymph in cockroach is devoid of

1. Plasma

2. Haemocytes

3. Amino acids

4. Respiratory pigment

The heart receives blood from the sinuses through

1. Haemocoel

2. Alary muscles

3. Ostia

4. Aorta

Alary muscles play an important role in

1. Circulation of blood

2. Respiration

3. Body movement

4. Peristalsis

In cockroach, air from atmosphere enters by

1. Trachea

2. Tracheoies

3. Spiracles

4. Chitin

How many pairs of spiracles are found in cockroach?

1. 10

2. 20

3. 5

4. 25

The process through which air in tracheoles and dissolved gases in blood are exchanged is

1. Osmosis

2. Diffusion

3. Active transport

4. Facilitated diffusion

Exoskeleton of each segment in cockroach consists 

1. Dorsal tergum and a ventral sternum

2. Dorsal sternum and a ventral tergum

3. Sternum only

4. Tergum only