Which one of the following is the true description of an animal concerned?

1.	Cockroach – 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)
2.	Earthworm – The alimentary canal consists of a sequence of pharynx, oesophagus, stomach, gizzard, and intestine
3.	Frog – Body divisible into three regions -head, neck, and trunk
4.	Rat – Left kidney is slightly higher in position than the right one

Sense organs of cockroach include

1. Compound eyes

2. Johnston's organ

3. Osphradium

4. Spiracles

The central nervous system of cockroach includes

1. Brain and ganglionated dorsal nerve cord

2. Brain and ganglionated ventral nerve cord

3. Brain and hollow nerve cord

4. Dorsal solid nerve cord only

In frogs, cloaca receives

1. Faecal matter

2. Gametes

3. Unine

4. All of these

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, foregut comprises of

1. Pharynx, oesophagus, crop and gizzard

2. Mesenteron, crop and gizzard

3. lleum, colon and rectum

4. Pharynx, oesophagus and rectum

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

Alary muscles play an important role in

1. Circulation of blood

2. Respiration

3. Body movement

4. Peristalsis

Which one of the following statements is true for cockroach?

1.  The number of ovarioles in each ovary are ten

2.  The larval stage is called caterpillar

3.  Anal styles are absent in females

4.  They are ureotelic

Match the following.