Nanotechnology MCQ Questions and Answers for Practice

1. 1 nanometer is equivalent to

1. 10^-7
2. 10^-6
3. 10^-9
4. 10^-8

2. 20 micron is

1. 20 x 10^-9
2. 20 x 10⁹
3. 200
4. 20000

3. How many oxygen atoms lined up in a row would fit in a one nonometer space?

1. 1
2. 7
3. 70
4. None. An oxygen atom is bigger than 1nm

4. In a bucky ball, each carbon atom is bound to……………..adjacent carbon atoms

1. 1
2. 2
3. 3
4. 4

5. Nanorobots (nanobots)

1. do not exist
2. exist in experimental forms in laboratories
3. are ready used in nanomedicine to remove plaque from the walls of arteries
4. will be used by NASA in the next unmanned mission to the space

6. The cutoff limit of human eye to see is

1. 10nm
2. 100nm
3. 1000nm
4. 10000nm

7. The diameter of a bucky ball is about

1. 1 Armstrong
2. 100 Armstrong
3. 1 nm
4. 10 nm

8. The diameter of the fly ash particle is

1. 5 to 10 mioco meter
2. 10 to 20 mioco meter
3. 20 to 30 mioco meter
4. 30 to 40 mioco meter

9. The most important property of nano materials is

1. force
2. pressure
3. temperature
4. friction

10. The prefix nano comes from a

1. French word meaning billion
2. Greek word meaning dwarf
3. Spanish word meaning particle
4. Latin word meaning invisible

11. The size of red and white bold cells is in the range of

1. 2 to 5 micro meters
2. 5 to 7 micro meters
3. 7 to 10 micro meters
4. 10 to 15 micro meters

12. The width of carbon nanotube is

1. 1nm
2. 1.3nm
3. 1.55nm
4. 2nm

13. There is a plenty of room at the bottom. The statement was given by

1. Richard Feynman
2. Issac Newton
3. Albert Einstein
4. Eric Drexler

14. Which one of this condiments is unique due to the nanoscale interactions between its ingredients?

1. Ketchup
2. Mustard
3. Mayonnaise
4. All of the above

15. Who first used the term nano technology and when

1. Rechard Feynman, 1959
2. Nario, Taniguchi, 1974
3. Eric Drexier, 1986
4. Sumio Lijima, 1991