Changes in biological activity occurring daily are referred as _________ rhythm?

Related Mcqs:

1. A biological experiment in which one compares the effects of two preparations by means of common biological response is known a_____________?

   A. Biodegradable
   B. Bio-experiment
   C. Bio-assay
   D. Bio-statement

2. Biological activity of tocopherols has been attributed, in part to their actions as_____________?

   A. Antioxidant
   B. Anticoagulants
   C. Provitamin
   D. Antidotes for selenium poisoning

3. A small Ca+2 binding protein that modifies the activity of many enzymes and other proteins in response to changes of Ca+2 concentration is known as______________?

   A. Cycline
   B. Calmodulin
   C. Collagen
   D. Kinesin

4. Hypothyroidism should be treated with daily administration of which of the following thyroid hormone preparations ?

   A. Thyroid extract
   B. Thyroglobulin
   C. Thyroxine (T4)
   D. Triiodothyronine (T3)

5. Daily Vitamin A intake___________?

   A. 1000 I.U
   B. 2000 I.U
   C. 3000 I.U
   D. 4000 I.U

6. Average daily dose of vitamin C is____________?

   A. 30 – 40 mg
   B. 50 – 60 mg
   C. 60 – 100 mg
   D. 100 – 150 mg

7. The daily requirement of protein for the adults is_________________?

   A. 6 gms
   B. 60 gms
   C. 120 gms
   D. 250 gms

8. Daily requirement of iron in man is_____________?

   A. 1gm
   B. 10 microgram
   C. 10 mg
   D. 20 mg

9. Total volume of saliva secreted by submandibular gland daily is______________?

   A. 750 ml
   B. 450 ml
   C. 1500 ml
   D. 1000 ml

10. Daily loss of iron per day in a healthy adult male is_______________?

    A. 0.06 mg
    B. 0.6 mg
    C. 60 mg
    D. 600 mg