BIOSENSORS AND BIOCHIPS QUIZ

Hypoxanthine can be measured by

urea sensor

alcohol sensor

hypoxanthine sensor

amorphous silicon ISFET

TRUE ANSWER : ?
YOUR ANSWER : ?

Microbiosensors are based on

ionsensitive field effect transistor

piezoelectric effect

ions effect

magnetic effect

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is correct about micro biosensors?

All of these

Can be integrated on one chip and are useful for measuring various substrates in a small amount of sample solution simultaneously

It is possible to develop disposable transducers for biosensors through mass production

Implantation in human body and are suitable for in-vivo measurements

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following technology is used for micro array manufacturing?

All of these

Contact printing

Ink jetting

Photolithography

TRUE ANSWER : ?
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An ordered array is any collection of analytical elements configured in

rows and columns

circle

randomly

none of these

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Which of the following adaptations would it be desirable for a farmer to breed into a crop of wheat?

Resistance to disease

Resistance to pests

Early ripening

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

To qualify as a micro array the analytical device must be

planer and specific

ordered

microscopic

all of these

TRUE ANSWER : ?
YOUR ANSWER : ?

When a gardener takes a cutting from a plant, indicating that he has made a

clone

new variety

new species

mutation

TRUE ANSWER : ?
YOUR ANSWER : ?

Gene banks conserve stocks of

vegetative material only

seed and vegetative material both

seed only

none of these

TRUE ANSWER : ?
YOUR ANSWER : ?

A micro array is an ordered array of microscopic elements on a planer substrate that allows the specific binding of

none of these

whole genome

both (a) and (b)

gene or gene products

TRUE ANSWER : ?
YOUR ANSWER : ?