Which of the following organisms releases molecular oxygen into water?

Related Mcqs:

1. Which of the following is the study of micro- organisms, mostly viruses and single called organisms such as bacteria, yeasts and protozoa ?

   A. Microbiology B. Micrology C. Histopathology D. Tavelogy Submitted by: Rashid Mehmood...

2. Disolved oxygen (DO) in water should be?

   A. 400 to 800 ppm B. 4000 to 8000 ppm C. 0.4 to 0.5 ppm D. 4 to 5 ppm Submitted by: Palestine...

3. What is the Molecular Formula for Glucose _______ ?

   A. C4H10O6 B. C5H11O6 C. C6H12O6 D. S6H12O6 Submitted by: Rashid Mehmood...

4. What is the molecular formula for Ammonia?

   A. NH B. NH2 C. NH3 D. NH4 Submitted by: Rashid Mehmood...

5. What is the molecular weight of Ammonia (NH3) ________ ?

   A. 17.031 g/mol B. 18.031 g/mol C. 19.031 g/mol D. 27.033 g/mol Submitted by: Rashid Mehmood...

6. What is the molecular formula for Nitric acid ________ ?

   A. HNO2 B. HNO3 C. HN2O2 D. H2NO4 Submitted by: Rashid Mehmood...

7. Which of the following is responsible for largest amount of oxygen on earth?

   A. Peat bogs B. Algae C. Trees D. None of these Submitted by: Malik Asghar Hussain...

8. The study of organisms and their environment is known as ________?

   A. Acoustics B. Ecology C. Ichthyology D. None of these Submitted by: Kashif Ashraf...

9. The source of oxygen in photosynthesis is

   A. water B. salts C. minerals D. glucose...

10. Human beings use _______ liters of pure oxygen per day.

    A. 550 B. 2500 C. 1,050 D. 10,000 Submitted by: Muhammad Awais Tariq...