Biology Class 11 Chapter 13 - Gaseous Exchange - Part 6


Biology Class 11
1. __________ is much complex than hydra.




Biology Class 11
2. Tubernculosis




Biology Class 11
3. _________ is one of the most important metabolic activities of all organism.




Biology Class 11
4. One polypeptide chain with iron containing ring structure is myoglobin




Biology Class 11
5. Diffusion of oxygen in and Carbon dioxide out occurs




Biology Class 11
6. The main tracheal trunk in cockroach communicates with exterior by:




Biology Class 11
7. Oxygen content of fresh air is about ________ml/lit.




Biology Class 11
8. Cancer is basically malignant tumor




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