334427
Mark the incorrect statement regarding the anatomy of cockroach
1 Spiracles are ten pairs
2 Blood vascular system is open type with colourless haemolymph
3 There are 9-ganglia on ventral nerve cord of abdomen
4 Fat body, nephrocytes and uricose glands are accessory excretory structures
Explanation:
There are 6-ganglia on ventral nerve cord of abdomen
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334428
In cockroach, food from crop enters into
1 Stomach
2 Pharynx
3 Oesophagus
4 Gizzard
Explanation:
In cockroach, food from crop enters into gizzard as the crop is followed by gizzard or proventriculus.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334429
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
Explanation:
The number of ovarioles in each ovary is eight, Larval stage is absent, and Cockroach is uricotelic.
NCERT Exemplar
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334430
Assertion : If head of cockroach is cut off, it will remain alive for as long as a week Reason : The head of cockroach holds a bit of nervous system
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
The nervous system of cockroach is spread throughout body. The head holds a bit of nervous system while rest is situated along the ventral parts of its body. If the head region of cockroach is cut off, it will survive for as long as a week.
334427
Mark the incorrect statement regarding the anatomy of cockroach
1 Spiracles are ten pairs
2 Blood vascular system is open type with colourless haemolymph
3 There are 9-ganglia on ventral nerve cord of abdomen
4 Fat body, nephrocytes and uricose glands are accessory excretory structures
Explanation:
There are 6-ganglia on ventral nerve cord of abdomen
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334428
In cockroach, food from crop enters into
1 Stomach
2 Pharynx
3 Oesophagus
4 Gizzard
Explanation:
In cockroach, food from crop enters into gizzard as the crop is followed by gizzard or proventriculus.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334429
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
Explanation:
The number of ovarioles in each ovary is eight, Larval stage is absent, and Cockroach is uricotelic.
NCERT Exemplar
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334430
Assertion : If head of cockroach is cut off, it will remain alive for as long as a week Reason : The head of cockroach holds a bit of nervous system
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
The nervous system of cockroach is spread throughout body. The head holds a bit of nervous system while rest is situated along the ventral parts of its body. If the head region of cockroach is cut off, it will survive for as long as a week.
334427
Mark the incorrect statement regarding the anatomy of cockroach
1 Spiracles are ten pairs
2 Blood vascular system is open type with colourless haemolymph
3 There are 9-ganglia on ventral nerve cord of abdomen
4 Fat body, nephrocytes and uricose glands are accessory excretory structures
Explanation:
There are 6-ganglia on ventral nerve cord of abdomen
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334428
In cockroach, food from crop enters into
1 Stomach
2 Pharynx
3 Oesophagus
4 Gizzard
Explanation:
In cockroach, food from crop enters into gizzard as the crop is followed by gizzard or proventriculus.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334429
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
Explanation:
The number of ovarioles in each ovary is eight, Larval stage is absent, and Cockroach is uricotelic.
NCERT Exemplar
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334430
Assertion : If head of cockroach is cut off, it will remain alive for as long as a week Reason : The head of cockroach holds a bit of nervous system
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
The nervous system of cockroach is spread throughout body. The head holds a bit of nervous system while rest is situated along the ventral parts of its body. If the head region of cockroach is cut off, it will survive for as long as a week.
334427
Mark the incorrect statement regarding the anatomy of cockroach
1 Spiracles are ten pairs
2 Blood vascular system is open type with colourless haemolymph
3 There are 9-ganglia on ventral nerve cord of abdomen
4 Fat body, nephrocytes and uricose glands are accessory excretory structures
Explanation:
There are 6-ganglia on ventral nerve cord of abdomen
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334428
In cockroach, food from crop enters into
1 Stomach
2 Pharynx
3 Oesophagus
4 Gizzard
Explanation:
In cockroach, food from crop enters into gizzard as the crop is followed by gizzard or proventriculus.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334429
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
Explanation:
The number of ovarioles in each ovary is eight, Larval stage is absent, and Cockroach is uricotelic.
NCERT Exemplar
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334430
Assertion : If head of cockroach is cut off, it will remain alive for as long as a week Reason : The head of cockroach holds a bit of nervous system
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
The nervous system of cockroach is spread throughout body. The head holds a bit of nervous system while rest is situated along the ventral parts of its body. If the head region of cockroach is cut off, it will survive for as long as a week.
334427
Mark the incorrect statement regarding the anatomy of cockroach
1 Spiracles are ten pairs
2 Blood vascular system is open type with colourless haemolymph
3 There are 9-ganglia on ventral nerve cord of abdomen
4 Fat body, nephrocytes and uricose glands are accessory excretory structures
Explanation:
There are 6-ganglia on ventral nerve cord of abdomen
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334428
In cockroach, food from crop enters into
1 Stomach
2 Pharynx
3 Oesophagus
4 Gizzard
Explanation:
In cockroach, food from crop enters into gizzard as the crop is followed by gizzard or proventriculus.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334429
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
Explanation:
The number of ovarioles in each ovary is eight, Larval stage is absent, and Cockroach is uricotelic.
NCERT Exemplar
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334430
Assertion : If head of cockroach is cut off, it will remain alive for as long as a week Reason : The head of cockroach holds a bit of nervous system
1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Both Assertion and Reason are incorrect
Explanation:
The nervous system of cockroach is spread throughout body. The head holds a bit of nervous system while rest is situated along the ventral parts of its body. If the head region of cockroach is cut off, it will survive for as long as a week.
