Are you looking for Mcqs on Breathing and exchange of gases? If Yes then you are at right place. Here you will find Breathing and exchange of gases Mcq Questions and Answers, Trivia, Quiz, Interview MCQ & Breathing and exchange of gases Current Affairs for Competitive Exams like Neet exams, around 30% to 40% of Neet questions are asked from given Breathing and exchange of gases Mcqs. as you know Questions and Ansers on Breathing and exchange of gases is very important for Neet Exam. In this Breathing and exchange of gases MCQ section for Neet competition we are covering MCQS on Breathing and exchange of gases
Question : Earthworms breathe through their __________
A. Pores on its anterior end
B. Head
C. Skin
D. Lungs
Question : The greater fissures in humans are present on
A. Right lung
B. Left lung
C. Both right and left lungs
D. Not present in the lungs
Question : The number of alveoli in human lungs is estimated to be around __________
A. 150 million
B. 500 million
C. 800 million
D. 1 billion
Question : __________ is glass-like, translucent cartilage found on many joint surfaces such as nose and trachea.
A. Elastic cartilage
B. Fibrous cartilage
C. Hyaline cartilage
D. None of the above
Question : __________ prevents the collapse of the trachea
A. Jugular foramen
B. Cartilaginous rings
C. Diaphragm
D. None of the above
Question : The ring of cartilage that surrounds the trachea is called __________
A. Treillage
B. Voicebox
C. Arytenoid cartilage
D. Cricoid cartilage
Question : Glottis opens on the floor of
A. Pharyngeal cavity
B. Diagraphram
C. Trachea
D. None of the above
Question : Laryngeal prominence is also known as __________
A. Adam’s Apple
B. Epiglottis
C. Thyroids
D. Laryngitis
Question : Where are the conchae located?
A. Auricle
B. Brachioles
C. Nasal Chambers
D. Ville
Question : Spiracles in cockroaches are analogous to _______ in humans
A. Trachea
B. Nostrils
C. Lungs
D. None of the above
Question : Where does the exchange of gases occur in birds?
A. Air sacs only
B. Air sacs and Lungs
C. Lungs only
D. First in air sacs and then in the lungs
Question : Pick out the statement that is wrong with respect to insects
A. Abdominal muscles do not take part in respiration
B. When abdominal muscles relax, the air is drawn in through spiracles and tracheoles
C. Contracting abdominal muscles drive the air out through the spiracles
D. Both (2) and (3)
Question : In cockroaches, inspiration occurs with __________
A. Relaxation of tergo-sternal muscles
B. Relaxation of abdominal muscles
C. Neither (1) nor (2)
D. Both (1) and (2)
Question : __________ is not a characteristic feature of the respiratory surface
A. Dry
B. Thin
C. Permeable
D. Moist
Question : Respiration in mature mammalian erythrocytes are __________
A. Linear
B. Absent
C. Anaerobic
D. Aerobic