Biosensor Quiz

What is a sensor?

• Component of device

• An Instrument

• Device

• Non of these

pH strip is a --

• Sensor

• Biosensor

• Chemical sensor

• Chemical compound

EEG is an _

• Biomedical Instrument

• Biomedical sensor

• Biosensor

• Potentiometer

What are natural sensor?

• Cells

• Neurons

• Nose

• Brain

Difference between Natural sensors and sensing device is

• They are same

• Identification physical & chemical environment

• Measurement of physical & chemical environment

• Natural sensors are better than sensing device

Given below is the diagram of biosensor. Identify the unmarked component.

Biosensor- ?-Amplifier- Processing-Display

• Microprocessor

• Transducer

• Filter

• A/D converter

Following is (are) the type(s) of Light sensor(s)

• Photo conductors

• Photo sensor

• Photo transistors

• All of the above

Following acts as detector in Optical sensor

• Photo diode

• Light emitting diode

• Transistor

• All of the above

Following is not an example of transducer.

• Thermocouple

• Photo electric cell

• Pneumatic cylinder

• Analogue voltmeter

The biological response of the biosensor is determined by ______

• physio-chemical membrane

• chemical membrane

• biocatalytic membrane

• artificial membrane