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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Caffeine content in tea and coffee

Choose difficulty:

Beginner

Intermediate

Advanced

1. HPTLC is superior than TLC in terms of -

a: Separation area Explanation

Explanation

b: Resolution Explanation

Explanation

c: Scanning Explanation

Explanation

d: All above Explanation

Explanation

2. Which loading gas is used in HPTLC?

a: H2 Explanation

Explanation

b: O2 Explanation

Explanation

c: He Explanation

Explanation

d: N2 Explanation

Explanation

3. Caffeine is a -

a: Alkaloids Explanation

Explanation

b: Terpenoids Explanation

Explanation

c: Flavanoids Explanation

Explanation

d: None of the above Explanation

Explanation

4. Caffeine is found in -

a: Coffee Explanation

Explanation

b: Energy Drinks Explanation

Explanation

c: Soft drinks Explanation

Explanation

d: All of above Explanation

Explanation

5. Permitted dose of caffeine is -

a: 1 mg/kg of body weight Explanation

Explanation

b: 2 mg/kg of body weight Explanation

Explanation

c: 5 mg/kg of body weight Explanation

Explanation

d: 10 mg/kg of body weight Explanation

Explanation

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