Cockroaches are:
1. Nocturnal carnivores
2. Nocturnal omnivores
3. Diurnal carnivores
4. Diurnal omnivores

Subtopic:  Cockroach: Head & Mouth Parts |
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The dorsal sclerites in Periplaneta americana are called as:

1. Sternites 2. Tergites
3. Pleurites 4. Arthroidal membranes
Subtopic:  Cockroach: Head & Mouth Parts | Cockroach: Structure of Thorax |
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The tegmina in Periplaneta americana are:

1. Mesothoracic forewings not used in flight
2. Mesothoracic forewings used in flight
3. Metathoracic hindwings not used in flight
4. Metathoracic hindwings used in flight
Subtopic:  Cockroach: Head & Mouth Parts |
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The genital pouch in the female cockroach does not have:
1. Gonopore
2. Phallomeres
3. Collateral glands opening
4. Spermethecal pores

Subtopic:  Cockroach:Male Reproductive System | Cockroach: Female Reproductive System |
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Anal cerci in Periplaneta americana:

1. are present in the 9th segment in both sexes
2. are present only in males
3. are present in the 10th segment in both sexes
4. are present only in females
Subtopic:  Cockroach:Male Reproductive System | Cockroach: Female Reproductive System |
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In the given diagram of alimentary canal of cockroach, A,B, C and D respectively are:

  

1. Gizzard, Crop, Hepatic cecae and Malpighian tubules
2. Gizzard, Crop, Malpighian tubules and Hepatic cecae
3. Crop, Gizzard, Hepatic cecae and Malpighian tubules
4. Crop, Gizzard, Malpighian tubules and Hepatic cecae
Subtopic:  Cockroach: Digestive System |
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Identify the incorrect statement regarding the blood vascular system of Cockroach?
1. It is of open type and blood vessels open into haemocoel
2. The blood, called hemolymph does not have RBCs
3. The 13 chambered heart is located on the dorsal side
4. The blood in cockroach transports respiratory gases

Subtopic:  Cockroach: Respiratory System |
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Cockroach is uricotelic. Which of the following is not an excretory structure in cockroach?
1. Flame cells
2. Urecose glands
3. Fat body
4. Malpighian tubules

Subtopic:  Cockroach: Excretory System |
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If the head of the cockroach is cut off, it will:
1. still live as long as one week
2. still live as long as one month
3. regenerate its head completely
4. regenerate its head but not eyes

Subtopic:  Cockroach: Nervous System |
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Ommatidia are:
1. simple eyes of cockroach
2. compound eyes of cockroach
3. subunits of compound eyes in cockroach
4. subunits of simple eyes in cockroach

Subtopic:  Cockroach: Compound Eye |
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