----is very basic analytical technique thatis used to separate solid insoluble particles from liquid.

• A) Sublimation
• B) Filtration
• C) Solvent extraction
• D) Chromatography

Error free data is called

• A) Collective
• B) Clear
• C) Accurate
• D) Random

All the spectroscopic techniques use certain kind of electromagnetic radiations and are based on-----------law.

• A) Spectroscopic
• B) Boyles
• C) Beer Lambert
• D) Charles

An------------- component (in clinical chemistry) or chemical species, is a substance or chemical constituent that is of interest in an analytical procedure.

• A) Compound
• B) Analyte
• C) Sample
• D) Matrix

Study of light is called?

• A) Lithotomy
• B) Spectrometry
• C) Chromatography
• D) Spectroscopy

To separate liquid or solid sample between two immiscible liquids is called-------

• A) Chromatography
• B) Sublimation
• C) Solvent extraction
• D) Filtration

Barium gives---------------- flame color in flame photometry.

• A) Lime green
• B) red
• C) Violet
• D) yellow

What is the correct answer after round off this figure"5.05°

• A) 5.5
• B) 5
• C) 5.1
• D) 5.0

The same sized samples analyzed under similar analytical conditions are called:

• A) Replicate samples
• B) Random samples
• C) Grab samples
• D) Composite Samples

Chemical analysis includes any aspect of the chemical characterization of a ------------material.

• A) Proposed
• B) Conserved
• C) Random
• D) Sample

Which of the following is the correct sequence of doing sample analysis?

• A) Inference - Population - Sampling - Sample
• B) Population - Sampling - Sample - Inference
• C) Population - Inference - Sample - Sampling
• D) Sample - Sampling - Population - Inference

A pipette, instead of giving an accurate measurement of 10ml, gives 9.5mI. What is the relative error?

• A) 0.5
• B) 5%
• C) 0.1
• D) 10%

---------- Indicates the ability to produce results that is directly proportional to the concentration of the analyte in samples.

• A) Accuracy
• B) Precision
• C) Nonlinearity
• D) Linearity

Measurement of metals or mineral concentration in ores is known as?

• A) Metal assays
• B) Biological analysis
• C) Geological assays
• D) Environmental analysis

We cannot declare a function as a friend of ________ classes

• A)
• B)
• C)
• D)

Automatic variable are created constantly and destroyed

• A)
• B)
• C)
• D)

________ are a conditional compilation process that is used to replace a piece of code by its definition in a program

• A)
• B)
• C)
• D)

calloc() function allocates multiple blocks of memory and each block have ________ ?

• A)
• B)
• C)
• D)

in C++ sizeof operator is used to determine ________

• A)
• B)
• C)
• D)

which of the following header file deals with stream extraction?

• A)
• B)
• C)
• D)