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

Which of the following mouth part act as tongue in cockraoch?

1. Labium

2. Hypopharynx

3. Maxillae

4. Labrum

Hind wings in cockroach arises from

1. Prothorax

2. Mesothorax

3. Metathorax

4. Pronotum

Fore wings in cockroach arises from

1. Hypopharynx

2. Metathorax

3. Mesothorax

4. Prothorax

In cockroach, foregut comprises of

1. Pharynx, oesophagus, crop and gizzard

2. Mesenteron, crop and gizzard

3. lleum, colon and rectum

4. Pharynx, oesophagus and rectum

Hepatic caecae are found at the junction of

1. Midgut and hindgut

2. Crop and gizzard

3. Midgut and gizzard

4. Midgut and ileum

In cockroach, spiracles are present on the

1. Dorsal side of the body

2. Ventral side of the body

3. Lateral side of the body

4. Anterior region of body

Thin tubes that carry oxygen from the air to all the parts in cockroach constitute

1. Tracheal system

2. Haemolymph

3. Lungs

4. Gills

In cockroach, eye consists of visual units called

1. Ostia

2. Ommatidia

3. Gonapophyses

4. Spiracles

External genitalia in cockroach consist of small Irregular chitinous plates known as

1. Seminal vesicles

2. Collaterial gland

3. Phallomeres

4. Abdominal sclerites