Biology Quiz Based on NCERT for SSC CPO 2016.



1. Coenzyme is —
(A) always protein
(B) often metal
(C) always inorganic compound
(D) often a vitamin



2. J. B. Sumner isolated first enzyme from Jackbeans as —
(A) amylase
(B) trypsin
(C) urease
(D) renin

3. Enzymes are absent in —
(A) fungi
(B) bacteria
(C) viruses
(D) algae

4. The enzymes sucrase acts on —
(A) sucrose only
(B) sucrose and starch
(C) all disaccharides
(D) any organic monomer

5. Vitamins are —
(A) inorganic substances which cannot be synthesized by animals
(B) inorganic by animals
(C) organic substances that cannot be generally synthesized by animals
(D) organic substances which can be commonly synthesized by animals

6. Richest source of vitamin B1 (thiamine) is —
(A) cod liver oil
(B) curd
(C) whole bread meal
(D) eggs

7. One of these vitamins is called erythrocyte maturation factor —
(A) A
(B) C
(C) K
(D) B12

8. Mainly which colour is responsible for photosynthesis?
(A) green & orange
(B) green
(C) voilet
(D) red & blue

9. Deficiency of vitamin D causes —
(A) rickets
(B) beri-beri
(C) scurvy
(D) night blindness

10. Which one of the following is the best source of vitamin A?
(A) Apple
(B) Carrot
(C) Amla
(D) Raddish