Related Questions

Ptyalin is an enzyme produced in the
A salivary glands
B pituitary glands
C thyroid glands
D pancreas
A bird under controlled diet is fed daily 300 grams of a mixture of two foods: food A and food B. Food A contains 10% protein and food B contains 15% proten. If the bird's diet provides exactly 38 grams of protein daily, how many grams of food A are there in the mixture?
A 100
B 140
C 150
D 160
A bird under controlled diet is fed daily 300 grams of a mixture of two foods; food A and food B, Food A contains 10% protein and food B contains 15% proten. If the bird's diet provides exactly 38 grams of protein daily. how many grams of food A are there in the mixture?
A 100
B 140
C 150
D 160
The minimum energy required to allow a chemical reaction to proceed is termed as the 'threshold energy '. Chemical reaction with low activation energy are
A Always irreversible
B Insensitive to temperature changes
C Mostly irreversible
D Highly temperature sensitive
The catalytic activity of enzymes is due to their capacity to lower the __________ energy.
A Activation
B Potential
C Kinetic
D None of these
Enzymes are organic catalysts used in the __________ reactions.
A Chemical
B Biochemical
C Photochemical
D Electrochemical
In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants)
A A
B N
C A+N
D A-N
The enzyme which take part in digestion of milk protein is
A Pepsin
B Trypsin
C Rennin
D Eripsin
A chemical reaction occurs when the energy of the reacting molecules is __________ the activation energy of the reaction.
A Less than
B Equal to
C More than
D Equal to or more than
A chemical reaction occurs, when the energy of the reacting molecules is __________ the activation energy of reaction.
A Less than
B Equal to
C More than
D Equal to or more than

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