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


  • Options
  • A. Photolithography
  • B. Ink jetting
  • C. Contact printing
  • D. All of these

  • Correct Answer
  • All of these 


  • Biosensors and Biochips problems


    Search Results


    • 1. 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

    • Options
    • A. selective breeding
    • B. pollination
    • C. seed collection
    • D. cuttings
    • Discuss
    • 2. An ordered array is any collection of analytical elements configured in

    • Options
    • A. rows and columns
    • B. randomly
    • C. circle
    • D. none of these
    • Discuss
    • 3. Microbiosensors are based on

    • Options
    • A. ions effect
    • B. ionsensitive field effect transistor
    • C. piezoelectric effect
    • D. magnetic effect
    • Discuss
    • 4. Synthetic seeds are

    • Options
    • A. artificially synthesized seeds
    • B. somatic embryos encapsulated in suitable matrix
    • C. seeds of plants modified genetically
    • D. none of these
    • Discuss
    • 5. The production of high quality and uniform embryos has been limited to only

    • Options
    • A. carrot
    • B. alfalfa
    • C. both (a) and (b)
    • D. sandalwood
    • Discuss
    • 6. Hypoxanthine can be measured by

    • Options
    • A. hypoxanthine sensor
    • B. amorphous silicon ISFET
    • C. urea sensor
    • D. alcohol sensor
    • Discuss
    • 7. When a gardener takes a cutting from a plant, indicating that he has made a

    • Options
    • A. clone
    • B. mutation
    • C. new species
    • D. new variety
    • Discuss
    • 8. Which of the following adaptations would it be desirable for a farmer to breed into a crop of wheat?

    • Options
    • A. Early ripening
    • B. Resistance to disease
    • C. Resistance to pests
    • D. All of these
    • Discuss
    • 9. Which of the following is correct about micro biosensors?

    • Options
    • A. Implantation in human body and are suitable for in-vivo measurements
    • B. Can be integrated on one chip and are useful for measuring various substrates in a small amount of sample solution simultaneously
    • C. It is possible to develop disposable transducers for biosensors through mass production
    • D. All of these
    • Discuss
    • 10. Microarrays are also known as

    • Options
    • A. biochips
    • B. DNA chips
    • C. gene chips
    • D. all of these
    • Discuss


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