Biology MCQS

751. If the generalized formula of carbohydrates is CnH2mOm, n and m for glucose are :
A. n=3 and m=3 respectively
B. n=3 and m=6 respectively
(C. n=6 and m=6 respectively)
D. n=12 and m=12 respectively

752. Cellulose (C6H10O5) can be digested in herbivores through :
A. Fungi
B. Amoeba
(C. Bacteria)
D. None of these

753. Among the following, which food item contains the maximum quantity of carbohydrates :
A. Apple
B. Potato
(C. Bread)
D. Cooked rice

754. An average daily intake of carbohydrates (CnH2mOm) shall be :
A. 10%
B. 15%
C. 25%
(D. 60%)

755. Cellulose (C6H10O5) is a form of :
A. Monosaccharide
B. Disaccharides
(C. Polymerization)
D. Polysaccharides

756. When one gram of carbohydrates (CnH2mOm) is completely burnt, the released energy is :
A. 12 Kilo Joules
B. 14 Kilo Joules
(C. 16 Kilo Joules)
D. 18 Kilo Joules

757. Bread and cereal group is rich in :
A. Minerals
(B. Carbohydrates)
C. Fats
D. Vitamins

758. Lock and Key model was proposed by______________?
(A: Emil Fischer)
B: Koshland
C: Robin Williams
D: Rudolph Virchow

759. Which step causes the activation of the catalytic site of an enzyme__________________?
A: Change in pH of the surroundings.
(B: Formation of Enzyme Substrate complex.)
C: Change in the charge of the active site
D: Change in temperature

760. Chlorophyll is a/an _ molecule?
A: Inorganic
B: Cationic
C: Anionic
(D: Organic)