Respiration

In Earthworms, the process of respiration is through

• Pores on its anterior end

• Head

• Lungs

• Skin

In Apes, the exchange of gases occurs within the

• Air sacs and Lungs

• Air sacs

• Lungs

• None of the above

which is the correct sequence of air passage during exhalation?

• Alveoli → Trachea → pharynx → larynx → nostrils

• Alveoli → larynx → pharynx → trachea → nasal passage

• lungs → pharynx → nostrils → larynx

• Alveoli → Trachea → larynx → pharynx → nostrils

Which one of the following is correct regarding larynx?

• It houses the vocal cords

• Present in male and female

• Called Adams apple

• All of the above.

The tiny air sacs present in human lungs is called

• Alveoli

• Bronchus

• Bronchioles

• All of the above

The total number of alveoli present in the human lungs is estimated to be around

• 1 billion

• 800 million

• 500 million

• 1500 million

The normal breathing process is controlled by

• Lungs

• Ventral respiratory group

• Dorsal respiratory group

• Both (b) and (c)

Which of the following statements is true about the entry of air into the lungs

• Air enters the body and travels to the lungs through the mouth and the nose

• Air enters the body and travels to the lungs through the oesophagus and gullet

• Air enters the body and travels to the lungs through the windpipe and the pores

• Air enters the body and travels to the lungs through the nose and the nervous system.

Which of the following are parts of the human respiratory system?

• Trachea

• Diaphragm

• lungs

• All of the above

Which of the following gas is released out during the process of respiration?

• Oxygen

• Hydrogen

• Carbon dioxide

• None of the above