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Enzymes – Multiple Choice Questions (Set 4)

September 30, 2018February 3, 20190233

Q.) The pancreatic amylase activity is increased in the presence of

Hydrochloric acid

Calcium ions

Thiocyanate ions

Bile salts

Q.) The optimum pH for lactase is

5.0–7.0

1.0-2.0

5.4–6.0

5.8–6.2

Q.) The optimum pH for maltase is

8.4–9.2

5.4–6.1

6.0–6.8

1.0–2.0

Q.) A carbohydrate which can not be digested in human gut is

Cellulose

Starch

Maltose

Glycogen

Q.) The ion which activates salivary amylase activity is

Sodium

Potassium

Bicarbonate

Chloride

Q.) The optimum pH for Sucrase is

5.0–7.0

8.6

5.8–6.2

5.4–6.0

Q.) In the intestine the rate of absorption is highest for

Fructose and Mannose

Fructose and pentose

Mannose and pentose

Glucose and galactose

Q.) The optimum pH for salivary amylase is

6.6–6.8

8.6

2.0–7.5

7.9

Q.) The sugar absorbed by facilitated diffusion and requiring Na independent transporter is

Galactose

Ribose

Glucose

Fructose

Q.) The optimum pH for pancreatic amylase is

8.6

7.9

7.0

4.0

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