List of top Zoology Questions on Respiration asked in TS EAMCET

Volume of air remained in lungs after normal expiration is known as

Consider the following statements:
Assertion (A): In cockroach, 6th abdominal ganglion is the largest ganglion.
Reason (R): It is formed by the fusion of ganglia of 7-10 abdominal segments.
The correct answer is

Volume of air remained in lungs even after forcible expiration:

Turbinals support this part of the nasal chamber

The following are the parts of alimentary canal of cockroach:
I. Colon,
II. Mesenteron,
III. Crop,
IV. Gizzard,
V. Ileum,
VI. Rectum,
VII. Oesophagus
Arrange them in the correct sequence

Consider the following statements Assertion (A): Respiratory system of cockroach is polypneustic type. Reason (R): All spiracles are functional. The correct answer is

In cockroach, inspiration takes place through:

Assertion (A): During inspiration, the rib cage and sternum lift up, causing an increase in the volume of the thoracic cavity in the dorso-ventral axis.
Reason (R): Due to relaxation of the diaphragm muscles, the volume of the thoracic cavity increases.