10th Class Chapter No.1
Biology MCQs Online Quiz
All MCQs Selected from Old Board Papers
Best MCQs for Board Examination
Total MCQs ( in this Quiz ) = 50
61. The trachea and bronchi are lined with:
A. ciliated and glandular cells
B. dead cells
C. fibrous cells
D. tough and hard cells
Answer:
A. ciliated and glandular cells
62. The foreign particles with mucus are sent to oral cavity from where it may either
A. absorbed
B. digested
C. un-digested
D. swallowed or coughed out
Answer:
D. swallowed or coughed out
63. Which of the following carries the oxygenated blood back to the heart?
A. pulmonary artery
B. pulmonary vein
C. capillaries
D. arterioles
Answer:
B. pulmonary vein
64. All alveoli on one side constitute a:
A. lung
B. nasal cavity
C. pharynx
D. trachea
Answer:
A. lung
65. Lungs are situated in the:
A. thoracic cavity
B. oral cavity
C. buccal cavity
D. abdominal cavity
Answer:
A. thoracic cavity
