2

What is the sample size range for Microanalysis?

• 10 mg – 100 mg

• 1 mg – 10 mg

• 100 mg – 1 g

• <1 mg

Which type of analysis focuses on the total amount of a class of active plant principles?

• Gravimetric analysis

• Microanalysis

• Proximate analysis

• Ultimate analysis

What is the weight range for Semi-microanalysis?

• 1 mg – 10 mg

• 10 mg – 100 mg

• 100 mg – 1 g

• <1 mg

Which method is known as a classical method?

• Polarimetry

• Spectrometry

• Titrimetric analysis

• Chromatography

What does Gravimetric analysis involve?

• Analyzing optical rotation

• Measuring light absorption

• Weighing a separated sample

• Determining the volume of a sample

Which method is more accurate and specific?

• Classical Method

• Proximate analysis

• Ultimate analysis

• Instrumental Method

What does Spectrophotometry measure?

• Optical rotation

• Light absorption and transmission

• Weight of a sample

• Volume of a sample

What type of analysis is used to determine a specific chemical species?

• Macro analysis

• Ultimate analysis

• Proximate analysis

• Microanalysis

What is the characteristic of Dextrorotatory substances?

• Rotate light to the left

• Rotate light to the right

• Absorb light

• Transmit light

What is the primary focus of Macro analysis?

• Less than 1 mg

• 1 mg – 10 mg

• 10 mg – 100 mg

• 100 mg – 1 g