Six highly chitinous plate-like teeth are found in ............... of cockroach.

1. Mandible

2. gizzard

3. Maxilla

4. rectum

Stratified epithelium is found in:

1. seminiferous tubule

2. fallopian tube

3. nasal cavity

4. kidney tubules

What will happen if ligaments are torn?'

1. Bone will become unfixed

2. Bone will become fixed

3. Bone less movable at joint and pain

4. Bone will move freely at the joint and with no pain

Achondroplasia is a disease related with the defect in the formation of:

1. Membrane

2. Mucosa

3. Bone

4. Cartilage

Yellow bone marrow is found especially in the medullary cavity:

1. Long bones

2. Spongy bones

3. Short bones

4. All of the above

1. Bronchioles and Fallopian tubes

2. Bile duct and Bronchioles

3. Fallopian tubes and Pancreatic duct

4. Eustachian tube and salivary duct

Select the correct sequence of organs in the alimentary canal of cockroach starting from mouth:

In the given diagram of areolar tissue, identify a phagocytic cell:

Which of the following animal is correctly matched to their corresponding respiratory organ ?
1. Earthworm - Open circulatory system with
haemoglobin
2. Cockroach - Three pairs of spiracles in each
thorax
3. Frog in water - Skin and lungs
4. Frog on land - Skin, buccal cavity, lungs

The peculiar pungent smell of cockroach is
produced by the secretions of :
1. Pheromones

2. Flame cells

3. Abdominal glands

4. Cervical glands