44. Name the areas in a woody stem through which respiratory exchange of gases take place. Ans: In a woody stem, the bark has lenticels for gaseous exchange. 45. Why doesn’t the lungs collapse even after forceful expiration? Ans: Even after forced expiration to maximum capacity, residual...
" As I responded confidently, a sense of pride crept over me. The inquiries from fellow students infused the entire academic exchange with a spirit of joy, offering a glimpse into the sometimes humorous, sometimes challenging lives of these seasoned ...