a) Enzyme speed up a biochemical reaction. b) Enzymes are sensitive to minor change in pH c) Enzyme activity enhanced by inhibitors d) Enzyme portion where substrate attach called active site

a) Steroid in nature b) Protein in nature c) Lipid in nature d) Carbohydrate in nature

a) I only b) I and II only c) I, II and III d) II and III only

a) Neutral pH b) Acidic pH c) Basic pH d) Optimum pH

a) Induce fit model b) Lock and key model c) Fluid mosaic model d) Both "a" and "b"

a) Proteases → Carbohydrate b) Lipases → Lipids c) Trypsin →Protein d) All are correctly matched

a) Temperature and Nature b) Nature and Pressure c) Nature and Structure d) Temperature and Pressure

a) pH b) Substrate concentration c) Organic solvent d) Temperature

a) Increases b) Decreases c) Below 10°C d) Both "a" and "c"

a) Enzyme and substrate posses' specific complementary geometric shapes. b) Active site of enzyme is flexible c) Active site continuously changes d) All above statements are correct