Biology 12 Chapter 14 Respiration - 11


Biology Class 12
1.    By which of the following, the nostrils and nasal cavity is lined?




Biology Class 12
2.    Which of the following serve as a defence mechanism against harmful pathogens present in the air?




Biology Class 12
3.    Which of the following serve as a defence mechanism against harmful pathogens present in the air?




Biology Class 12
4.    Which of the following serve as a defence mechanism against harmful pathogens present in the air?




Biology Class 12
5.    Which of the following serve as a defence mechanism against solid particulate matter present in the air?




Biology Class 12
6.    Which of the following serve as a defence mechanism against solid particulate matter present in the air?




Biology Class 12
7.    Which of the following serve as a defence mechanism against solid particulate matter present in the air?




Biology Class 12
8.    Which of the following, present in nose filter the air?




Biology Class 12
9.    Which of the following, present in nose filter the air?




Biology Class 12
10.    What is NG?


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