334387
In cockroach, blood from \(\;\underline {\,\,{\text{A}}\,\,} \) enters heart through \(\;\underline {\,\,{\text{B}}\,\,} \) Choose the option which correctly fills up the blanks
1 A- Ostia, B- Ventral diaphragm
2 A- Sinus, B- Alary muscle
3 A- Cardiac sinus, B- Ostia
4 A- Anterior aorta, B- Sinus
Explanation:
In cockroach, blood from cardiac sinus enters heart through ostia.
With the help of several ommatidia, a cockroach can receive several images of an object. This kind of vision is known as mosaic vision with more sensitivity but less resolution, being common during night (hence called nocturnal vision).
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334389
Which of the following is/are similarity between Periplaneta and Pheretima ? i. Open blood vascular system ii. Internal fertilisation iii. Dioecious iv. Double ventral nerve cord v. Indirect development
1 ii, iii and v
2 Only ii
3 i, iii and iv
4 Only iv
Explanation:
Double ventral nerve cord is the characteristic feature of nonchordates.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334390
In cockroach, foregut is made of
1 Pharynx, colon and rectum
2 Pharynx, oesophagus, crop and gizzard
3 Proventriculus, stomach, hepatic caeca
4 Gizzard and hepatic caeca
Explanation:
In cockroach, foregut is made of pharynx, oesophagus, crop and gizzard.
334387
In cockroach, blood from \(\;\underline {\,\,{\text{A}}\,\,} \) enters heart through \(\;\underline {\,\,{\text{B}}\,\,} \) Choose the option which correctly fills up the blanks
1 A- Ostia, B- Ventral diaphragm
2 A- Sinus, B- Alary muscle
3 A- Cardiac sinus, B- Ostia
4 A- Anterior aorta, B- Sinus
Explanation:
In cockroach, blood from cardiac sinus enters heart through ostia.
With the help of several ommatidia, a cockroach can receive several images of an object. This kind of vision is known as mosaic vision with more sensitivity but less resolution, being common during night (hence called nocturnal vision).
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334389
Which of the following is/are similarity between Periplaneta and Pheretima ? i. Open blood vascular system ii. Internal fertilisation iii. Dioecious iv. Double ventral nerve cord v. Indirect development
1 ii, iii and v
2 Only ii
3 i, iii and iv
4 Only iv
Explanation:
Double ventral nerve cord is the characteristic feature of nonchordates.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334390
In cockroach, foregut is made of
1 Pharynx, colon and rectum
2 Pharynx, oesophagus, crop and gizzard
3 Proventriculus, stomach, hepatic caeca
4 Gizzard and hepatic caeca
Explanation:
In cockroach, foregut is made of pharynx, oesophagus, crop and gizzard.
334387
In cockroach, blood from \(\;\underline {\,\,{\text{A}}\,\,} \) enters heart through \(\;\underline {\,\,{\text{B}}\,\,} \) Choose the option which correctly fills up the blanks
1 A- Ostia, B- Ventral diaphragm
2 A- Sinus, B- Alary muscle
3 A- Cardiac sinus, B- Ostia
4 A- Anterior aorta, B- Sinus
Explanation:
In cockroach, blood from cardiac sinus enters heart through ostia.
With the help of several ommatidia, a cockroach can receive several images of an object. This kind of vision is known as mosaic vision with more sensitivity but less resolution, being common during night (hence called nocturnal vision).
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334389
Which of the following is/are similarity between Periplaneta and Pheretima ? i. Open blood vascular system ii. Internal fertilisation iii. Dioecious iv. Double ventral nerve cord v. Indirect development
1 ii, iii and v
2 Only ii
3 i, iii and iv
4 Only iv
Explanation:
Double ventral nerve cord is the characteristic feature of nonchordates.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334390
In cockroach, foregut is made of
1 Pharynx, colon and rectum
2 Pharynx, oesophagus, crop and gizzard
3 Proventriculus, stomach, hepatic caeca
4 Gizzard and hepatic caeca
Explanation:
In cockroach, foregut is made of pharynx, oesophagus, crop and gizzard.
334387
In cockroach, blood from \(\;\underline {\,\,{\text{A}}\,\,} \) enters heart through \(\;\underline {\,\,{\text{B}}\,\,} \) Choose the option which correctly fills up the blanks
1 A- Ostia, B- Ventral diaphragm
2 A- Sinus, B- Alary muscle
3 A- Cardiac sinus, B- Ostia
4 A- Anterior aorta, B- Sinus
Explanation:
In cockroach, blood from cardiac sinus enters heart through ostia.
With the help of several ommatidia, a cockroach can receive several images of an object. This kind of vision is known as mosaic vision with more sensitivity but less resolution, being common during night (hence called nocturnal vision).
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334389
Which of the following is/are similarity between Periplaneta and Pheretima ? i. Open blood vascular system ii. Internal fertilisation iii. Dioecious iv. Double ventral nerve cord v. Indirect development
1 ii, iii and v
2 Only ii
3 i, iii and iv
4 Only iv
Explanation:
Double ventral nerve cord is the characteristic feature of nonchordates.
BIOXI07: STRUCTURAL ORGANISATION IN ANIMALS
334390
In cockroach, foregut is made of
1 Pharynx, colon and rectum
2 Pharynx, oesophagus, crop and gizzard
3 Proventriculus, stomach, hepatic caeca
4 Gizzard and hepatic caeca
Explanation:
In cockroach, foregut is made of pharynx, oesophagus, crop and gizzard.
