Q.

Nasopharynx opens through the …A… of the larynx region into the …B…
Choose the correct option for A and B to complete the given NCERT statement
 a) A-trachea, B-lungs         b)    A-trachea, B-glottis        c)    A-glottis, B-lungs       d) A-glottis, B-trachea

1A
2B
3C
4D

Ans.

(d) A-glottis; B-trachea