Which among the following statements with respect to forewings of cockroach is incorrect?

(1) They are called as tegmina.

(2) They are opaque, leathery and dark.

(3) They arise from prothorax.

(4) They cover hindwings when at rest.

Subtopic:  Cockroach: Structure of Thorax |
 82%
From NCERT
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Tegmina are……… while hind wings are…………

(1) Opaque dark and leathery; transparent and membranous

(2) Transparent and membranous; Opaque and dark leathery

(3) Translucent dark and membranous; transparent and leathery

(4) Opaque and membranous; transparent and leathery

Subtopic:  Cockroach: Structure of Thorax |
 89%
From NCERT
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Select the correct sequence of organs in the alimentary canal of cockroach starting from mouth:

1. Pharynx → Oesophagus → Ileum → Crop → Gizzard → Colon → Rectum
2. Pharynx → Oesophagus → Crop → Gizzard → Ileum → Colon → Rectum
3. Pharynx → Oesophagus → Gizzard → Crop → Ileum → Colon → Rectum
4. Pharynx → Oesophagus → Gizzard → Ileum → Crop → Colon → Rectum
Subtopic:  Cockroach: Structure of Thorax | Cockroach: Abdomen | Cockroach: Digestive System |
 84%
From NCERT
NEET - 2019
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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

Subtopic:  Cockroach: Structure of Thorax | Cockroach: Abdomen |
 75%
AIPMT - 2008
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Match List-I with List-II regarding the organs of cockroach: 
List I List II
(a) Crop (i) grinding the food particles
(b) Proventriculus (ii) secretion of digestive juice
(c) Hepatic caecae (iii) removal of nitrogenous waste
(d) Malpighian tubules (iv) storage of food
Choose the correct answer from the options given below:
(a) (b) (c) (d)
1. (iv) (i) (ii) (iii)
2. (iii) (ii) (i) (iv)
3. (ii) (iv) (i) (iii)
4. (i) (iv) (iii) (ii)
Subtopic:  Cockroach: Structure of Thorax |
 84%
From NCERT
NEET - 2022
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Select the correct option with respect to Cockroaches:
 
1. Malpighian tubules convert nitrogenous wastes into urea
2. Males bear short and styles not present in females
3. Nervous system comprises a dorsal nerve cord and ten pairs of ganglion
4. The fore wings are tegmina which are used in flight
Subtopic:  Cockroach: Structure of Thorax | Cockroach: Excretory System |
 76%
From NCERT
NEET - 2013
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