Seprophyes are those organisms which:
A.Cannot synthesize their own food
B.Cannot synthesize their own cytoplasm
C.Can absorb complex food directly from dead matter
D.Need enzymes for absorption of food
Category: Digestive System Physiology Mcqs
Sucrose is present in:
A.Oranges
B.Honey
C.Milk
D.Cane sugar
Pyloric valve activity is controlled by:
A.Gastrin
B.Pepsin
C.Rennin
D.None of these
Saliva cleans buccal cavity and also kills bacteria due to the presence of:
A.Ptyalin in it
B.Thiocyanate and lysozyme in it
C.Mucus in it
D.None of these
Which of these substances from 45 – 80% of total animal body:
A.Carbohydrates
B.Water
C.Fats
D.None of these
Hunger centres are stimulated by:
A.Fall in glucose level below normal level
B.Moderate decrease in body temperature
C.Both of these factors
D.None of these
Which of the following percentages of carbohydrates is digested by ptyalin of saliva in man:
A.1-2%
B.Less than 1%
C.3-5%
D.None of than 10%
Ptyalin is secreted by:
A.Stomach
B.Salivary glands
C.Liver
D.Pancreas
Vitamin C is helpful in:
A.Wound healing
B.Formation of visual pigment
C.Blood coagulation
D.Treatment of anaemias
