183815
Which of the following statements is incorrect pertaining to cockroach?
1 Ostia have valves which allow the blood to pass only in to the heart.
2 Thoracic and abdominal spiracles are valvular.
3 The wall of the trachea is made with lamina propriaendothelium and taenidia.
4 The taenidia keeps the trachea always open and prevent it from collapsing.
Explanation:
C The wall of trachea is made of three layersouter basement membranemiddle one cell thick epithelium and inner layer of cuticle called intimawhich are continuous with the cuticle of the body surface.
AP EAMCET-2015
Structural Organization in Animals
183817
In which part of cockroach exoskeleton is invaginated:
1 Proctodium
2 Stomodium
3 Mesenteron
4 Both (a) and (b)
Explanation:
D Both stomodeum and proctodeumbeing ectodermal are lined by epidermis and exoskeleton. The meserteron (midgut) is endodermal and is responsible for enzymes secretionhydrolysis and absorption.
Rajasthan PMT-1995
Structural Organization in Animals
183818
Metamorphosis in cockroach is:
1 Complete
2 Incomplete
3 Holometabolous
4 Absent
Explanation:
B Incomplete metamorphosis- a type of metamorphosis found in insects. The insect goes through 3 stage of growth: Egg- NymphAdult. Insects that undergo incomplete metamorphosis include grasshopperscicadascockroaches and lice.
Rajasthan PMT-1995
Structural Organization in Animals
183819
Super position image formation takes place in cockroach during
1 Dim light
2 Diffused light
3 Bright light
4 None of these
Explanation:
A Super position images are formed in dim light and are not sharp because it is formed by overlapping of many images. It is a blurred image. The eyes of cockroach is compound eye and composed of many units called ommatidium.
183815
Which of the following statements is incorrect pertaining to cockroach?
1 Ostia have valves which allow the blood to pass only in to the heart.
2 Thoracic and abdominal spiracles are valvular.
3 The wall of the trachea is made with lamina propriaendothelium and taenidia.
4 The taenidia keeps the trachea always open and prevent it from collapsing.
Explanation:
C The wall of trachea is made of three layersouter basement membranemiddle one cell thick epithelium and inner layer of cuticle called intimawhich are continuous with the cuticle of the body surface.
AP EAMCET-2015
Structural Organization in Animals
183817
In which part of cockroach exoskeleton is invaginated:
1 Proctodium
2 Stomodium
3 Mesenteron
4 Both (a) and (b)
Explanation:
D Both stomodeum and proctodeumbeing ectodermal are lined by epidermis and exoskeleton. The meserteron (midgut) is endodermal and is responsible for enzymes secretionhydrolysis and absorption.
Rajasthan PMT-1995
Structural Organization in Animals
183818
Metamorphosis in cockroach is:
1 Complete
2 Incomplete
3 Holometabolous
4 Absent
Explanation:
B Incomplete metamorphosis- a type of metamorphosis found in insects. The insect goes through 3 stage of growth: Egg- NymphAdult. Insects that undergo incomplete metamorphosis include grasshopperscicadascockroaches and lice.
Rajasthan PMT-1995
Structural Organization in Animals
183819
Super position image formation takes place in cockroach during
1 Dim light
2 Diffused light
3 Bright light
4 None of these
Explanation:
A Super position images are formed in dim light and are not sharp because it is formed by overlapping of many images. It is a blurred image. The eyes of cockroach is compound eye and composed of many units called ommatidium.
183815
Which of the following statements is incorrect pertaining to cockroach?
1 Ostia have valves which allow the blood to pass only in to the heart.
2 Thoracic and abdominal spiracles are valvular.
3 The wall of the trachea is made with lamina propriaendothelium and taenidia.
4 The taenidia keeps the trachea always open and prevent it from collapsing.
Explanation:
C The wall of trachea is made of three layersouter basement membranemiddle one cell thick epithelium and inner layer of cuticle called intimawhich are continuous with the cuticle of the body surface.
AP EAMCET-2015
Structural Organization in Animals
183817
In which part of cockroach exoskeleton is invaginated:
1 Proctodium
2 Stomodium
3 Mesenteron
4 Both (a) and (b)
Explanation:
D Both stomodeum and proctodeumbeing ectodermal are lined by epidermis and exoskeleton. The meserteron (midgut) is endodermal and is responsible for enzymes secretionhydrolysis and absorption.
Rajasthan PMT-1995
Structural Organization in Animals
183818
Metamorphosis in cockroach is:
1 Complete
2 Incomplete
3 Holometabolous
4 Absent
Explanation:
B Incomplete metamorphosis- a type of metamorphosis found in insects. The insect goes through 3 stage of growth: Egg- NymphAdult. Insects that undergo incomplete metamorphosis include grasshopperscicadascockroaches and lice.
Rajasthan PMT-1995
Structural Organization in Animals
183819
Super position image formation takes place in cockroach during
1 Dim light
2 Diffused light
3 Bright light
4 None of these
Explanation:
A Super position images are formed in dim light and are not sharp because it is formed by overlapping of many images. It is a blurred image. The eyes of cockroach is compound eye and composed of many units called ommatidium.
NEET Test Series from KOTA - 10 Papers In MS WORD
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Structural Organization in Animals
183815
Which of the following statements is incorrect pertaining to cockroach?
1 Ostia have valves which allow the blood to pass only in to the heart.
2 Thoracic and abdominal spiracles are valvular.
3 The wall of the trachea is made with lamina propriaendothelium and taenidia.
4 The taenidia keeps the trachea always open and prevent it from collapsing.
Explanation:
C The wall of trachea is made of three layersouter basement membranemiddle one cell thick epithelium and inner layer of cuticle called intimawhich are continuous with the cuticle of the body surface.
AP EAMCET-2015
Structural Organization in Animals
183817
In which part of cockroach exoskeleton is invaginated:
1 Proctodium
2 Stomodium
3 Mesenteron
4 Both (a) and (b)
Explanation:
D Both stomodeum and proctodeumbeing ectodermal are lined by epidermis and exoskeleton. The meserteron (midgut) is endodermal and is responsible for enzymes secretionhydrolysis and absorption.
Rajasthan PMT-1995
Structural Organization in Animals
183818
Metamorphosis in cockroach is:
1 Complete
2 Incomplete
3 Holometabolous
4 Absent
Explanation:
B Incomplete metamorphosis- a type of metamorphosis found in insects. The insect goes through 3 stage of growth: Egg- NymphAdult. Insects that undergo incomplete metamorphosis include grasshopperscicadascockroaches and lice.
Rajasthan PMT-1995
Structural Organization in Animals
183819
Super position image formation takes place in cockroach during
1 Dim light
2 Diffused light
3 Bright light
4 None of these
Explanation:
A Super position images are formed in dim light and are not sharp because it is formed by overlapping of many images. It is a blurred image. The eyes of cockroach is compound eye and composed of many units called ommatidium.
