Ribose is an example of___________?

Related Mcqs:

1. The cell wall of oomycetes is chiefly composed of___________?

   A. Chitin
   B. Cellulose
   C. Lignin
   D. Proteins

2. Proteins are polymers of___________?

   A. Fatty acids
   B. Isoprenoid units
   C. Amino acids
   D. Nucleotides

3. Scurvy and beri – beri and caused by the deficiency of___________?

   A. Vitamin B and C
   B. Vitamin B and D
   C. Vitamin C and B
   D. Vitamin A and B

4. Nitrifying bacteria are the examples of___________?

   A. Hetrotrophic bacteria
   B. Chemosynthetic bacteria
   C. Saprophytic bacteria
   D. Parasitic bacteria

5. Purple non-sulphur bacteria is an example of___________?

   A. Heterotrophic bacteria
   B. Chemosynthetic bacteria
   C. Photosynthetic bacteria
   D. Saprotrophic bacteria

6. Photosystem II has molecules which absorbs maximum light of___________?

   A. 680 nm
   B. 100 m
   C. 700 nm
   D. 670 nm

7. Lungs are spongy due to the presence of million of___________?

   A. Air sacs
   B. Alveoli
   C. Bronchioles
   D. Parabronchi

8. In animals excess of nitrogen is excreted primarily in form of___________?

   A. Creatinine
   B. Trimethyamine oxide
   C. Pyrimidine
   D. Ammonia

9. Muscle fatigue occurs due to accumulation of___________?

   A. Acidic acid
   B. Butyric acid
   C. Citric acid
   D. Lactic acid

   Submitted by: Babar Ali Kunbhar

10. What are our nose and ears made of___________?

    A. Cartilage
    B. Charades
    C. Charcoal
    D. Chitin

    Submitted by: Abuzar Akhtar