The metal, which is a constituent of vitamin B12 is

1.	The metal, which is a constituent of vitamin B₁₂ is
A.	Iron
B.	Magnesium
C.	Zinc
D.	Cobalt
Answer» E.

Discussion

No Comment Found

Related MCQs

Deficiency of Vitamin B<sub>6</sub> in man causes
Match the following :<br><table width="400px" border="0"><tr><th>I</th><th>II</th></tr><tr><td>A. Anabaena</td><td>1. <br>Bacteria</td></tr><tr><td>B. Mucor</td><td> 2. Gymnosperm</td></tr><tr><td>C. Pseudomonas</td><td>3. Fungi</td></tr><tr><td>D. Ephedra</td><td>4. Blue green algae</td></tr></table>
Match the following :<br><table width="500px" border="0"><tr><th>I</th><th>II</th></tr><tr><td>A. Chlorophyll</td><td>1. Plant Disease</td></tr><tr><td>B. Nostoc</td><td> 2. Photosynthetic</td></tr><tr><td>C. Transpiration</td><td>3. Diazotroph</td></tr><tr><td>D. Rust of wheat</td><td>4. Loss of water from plant surface </td></tr></table>
Match List I with List II and choose the correct response :<br><table width="400px" border="0"><tr><th>List I</th><th>List II</th></tr><tr><td>a. Vitamin B<sub>l</sub></td><td>1. Pyridoxine</td></tr><tr><td>b. Vitamin B<sub>2</sub></td><td> 2. Cyanocobalamin</td></tr><tr><td>c. Vitamin B<sub>6</sub></td><td>3.Thiamine</td></tr><tr><td>d. Vitamin B<sub>l2</sub></td><td>4. Riboflavin</td></tr></table>
Match correctly the insect vectors in List I with the diseases transmitted by them given in List II:<br><table width="400px" border="0"><tr><th>List I</th><th>List II</th></tr><tr><td>a. Anopheles (female)</td><td>1. Kala-azar </td></tr><tr><td>b. Culex</td><td> 2. Sleeping sickness</td></tr><tr><td>c. Sand fly</td><td>3.Filariasis</td></tr><tr><td>d. Tse-tse flyList II</td><td>4. Malaria</td></tr></table>
The metal ion present in vitamin B<sub>12</sub> is :
Name the vitamin not found in any animal food ?
When the Left Ventricle in the human heart contracts, the blood moves to the<br> <br> <br>
Which of the following agricultural practices have been primarily responsible for pollution of our water resources ?<br>A. Use of live-stock manure<br>B. Use of chemical fertilisers<br>C. Excessive use of chemical pesticides<br>D. Deforestation
Match correctly the infectious agents given in List I with the diseases caused by them given in List II :<br><table width="400px" border="0"><tr><th>List I</th><th>List II</th></tr><tr><td>A. Bacterium</td><td>1.Kala-azar </td></tr><tr><td>B. Fungus</td><td> 2. Tuberculosis</td></tr><tr><td>C. Protozoan</td><td>3. Influenza</td></tr><tr><td>D. Virus</td><td>4. Ringworm</td></tr></table>

The metal, which is a constituent of vitamin B12 is

Discussion

No Comment Found

Related MCQs

Reply to Comment

The metal, which is a constituent of vitamin B₁₂ is