BIOSENSORS AND BIOCHIPS QUIZ

Which of the following is correct about micro biosensors?

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

All of these

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 : ?

Pollination is the process by which plants transfer male sex cells from one plant to another. How does the nucleus of the male cell reach the female cell?

None of these

It blows in the wind

It travels on the legs of bees and sticks to the egg cell

The pollen grain grows a pollen tube and the nucleus travels down the pollen tube to reach the egg cell

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Photolithography

Ink jetting

All of these

Contact printing

TRUE ANSWER : ?
YOUR ANSWER : ?

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

both (a) and (b)

none of these

whole genome

gene or gene products

TRUE ANSWER : ?
YOUR ANSWER : ?

The inosine and hypoxanthine can be determined simultaneously by using

amorphous silicon ISFET

urea sensor

inosine sensor

inosine and hypoxanthine sensor

TRUE ANSWER : ?
YOUR ANSWER : ?

Microarray analysis involves biological assays based on

filters

small glass chips

gels

purification columns

TRUE ANSWER : ?
YOUR ANSWER : ?

Biochips are made up of

conducting molecules inserted into the protein frame work

any of the above

non-conducting molecules inserted into the protein frame work

semi-conducting molecules inserted into the protein frame work

TRUE ANSWER : ?
YOUR ANSWER : ?

When farmers breed new plants they choose the pollen from one variety of plant and place it onto the stigma of another variety of plant. This type of plant breeding is known as

seed collection

selective breeding

cuttings

pollination

TRUE ANSWER : ?
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Microbiosensors are based on

piezoelectric effect

ions effect

magnetic effect

ionsensitive field effect transistor

TRUE ANSWER : ?
YOUR ANSWER : ?

Single stranded circular RNA encapsidated with a larger RNA in a plant virus is

none of these

a virusoid

a viroid

a virion

TRUE ANSWER : ?
YOUR ANSWER : ?

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