All of the following are involved in nitrification except

Related Mcqs:

1. Which of the following ions are involved in the initiation of nerve impulse_______________?

   A. Na+
   B. K+
   C. Fe
   D. none of these

2. Which of the following cells are involved in soft callus formation?

   A. Fibroblast and osteoblast.
   B. Osteoblast and osteoclast.
   C. Osteoclast and osteocyte
   D. Onteocyte and osteoblast

3. All of the following veins carry deoxygenated blood except

   A. Superior vena cava
   B. Inferior vena cava
   C. Hepatic vein
   D. Pulmonary vein

   Updated by: Muhammad sana

4. All of the following are coelomates except:____________?

   A. Deuterosomes
   B. Proterosomes
   C. Hemichordates
   D. Aschelminthes

5. Circulatory system is open type in all of the following except:___________?

   A. Arthropoda
   B. Gastropoda
   C. Pelecypoda
   D. Cephalopoda

6. All of the following coelenterates show alternation of generation except:

   A. Hydra
   B. Obelia
   C. Aurelia
   D. None of these

7. All of the following are similarities between nervous and endocrine system except:_____________?

   A. Produce chemical messengers
   B. Release chemical messengers in extracellular space
   C. Homestatic in function
   D. Having slow but prolonged effects

8. All of the following contain cartilage except:___________?

   A. Larynx
   B. Trachea
   C. Bronchi
   D. Bronchioles

9. Steps Involved in scientific method are ?

   A. Hypothesis –>Accumulated data –> observation & experimentation –> conclusion
   B. New data —> Conclusion —> Accumulated data —> Observation & experimentation
   C. Accumulated data – New data – Observation & experimentation – Hypothesis –> Conclusion
   D. Accumulated data —> Hypothesis –> Observation & experimentation —> New data —> Conclusion

10. More than ___________ compounds of tar of tobacco smoke are involved to cause cancer?

    A. 5
    B. 90
    C. 15
    D. 10