Question 1

Which of these statements is NOT true?

Accepted Answer

A) Gold at the nanoscale is red 
B) Copper at the nanoscale is transparent 
C) Silicon at the nanoscale is an insulator 
D) Aluminium at the nanoscale is highly combustible 
A) Gold at the nanoscale is red 
B) Copper at the nanoscale is transparent 
C) Silicon at the nanoscale is an insulator 
D) Aluminium at the nanoscale is highly combustible C

Question 2

Coating the nano crystals with the ceramics is carried that leads to__________ .

Accepted Answer

A) Corrosion 
B) Corrosion resistant 
C) wear and tear 
D) Soft 
A) Corrosion 
B) Corrosion resistant 
C) wear and tear 
D) Soft B

Question 3

The compressive strength of a nanotube ________ its tensile strength.

Accepted Answer

A) is less than 
B) is greater than 
C) is equal to 
D) may be greater than 
A) is less than 
B) is greater than 
C) is equal to 
D) may be greater than A

Question 4

What ratio decides the efficiency of nano-substances?

Accepted Answer

A) Weight/Volume 
B) Surface area/Volume 
C) Volume/Weight 
D) Pressure/Volume 
A) Weight/Volume 
B) Surface area/Volume 
C) Volume/Weight 
D) Pressure/Volume

Question 5

What are the size of Microspheres ?

Accepted Answer

A) > 200 ?m B) < 200 ?m C) Both a and b D) None A) > 200 ?m B) < 200 ?m C) Both a and b D) None

Question 6

Which of the following is an example of bottom-up approach for the preparation of nanomaterials?

Accepted Answer

A) Etching 
B) Dip pen nano-lithography 
C) Lithography 
D) Erosion 
A) Etching 
B) Dip pen nano-lithography 
C) Lithography 
D) Erosion

Question 7

"There is plenty of room at the bottom". This was stated by

Accepted Answer

A) Eric Drexler 
B) Harold Croto 
C) Richard Feymann 
D) Richard Smalley 
A) Eric Drexler 
B) Harold Croto 
C) Richard Feymann 
D) Richard Smalley

Question 8

Which of the following is a characteristic of microspheres?

Accepted Answer

A) Free flowing powders 
B) Aqueous solutions 
C) Control drug release by partitioning the drug from the oil 
D) Administration of emulsions 
A) Free flowing powders 
B) Aqueous solutions 
C) Control drug release by partitioning the drug from the oil 
D) Administration of emulsions

Question 9

What are the shape of the Microparticulates ?

Accepted Answer

A) Square 
B) Triangle 
C) Spherical 
D) None 
A) Square 
B) Triangle 
C) Spherical 
D) None

Question 10

Nanoscience can be studied with the help of ___________ .

Accepted Answer

A) Quantum mechanics 
B) Newtonian mechanics 
C) Macro-dynamics 
D) Geophysics 
A) Quantum mechanics 
B) Newtonian mechanics 
C) Macro-dynamics 
D) Geophysics

Question 11

____________ is the field in which the nanoparticles are used with silica coated iron oxide

Accepted Answer

A) Magnetic applications 
B) Electronics 
C) Medical diagnosis 
D) Structural and mechanical materials 
A) Magnetic applications 
B) Electronics 
C) Medical diagnosis 
D) Structural and mechanical materials

Question 12

How many oxygen atoms lined up in a row would fit in a one nanometer space?

Accepted Answer

A) None 
B) One 
C) Seven 
D) Seventy 
A) None 
B) One 
C) Seven 
D) Seventy

Question 13

Which are the examples of natural material used in preparation of the microspheres?

Accepted Answer

A) Albumin 
B) Gelatin 
C) All 
D) None 
A) Albumin 
B) Gelatin 
C) All 
D) None

Question 14

Gel electrophoresis separates nucleic acid molecules based on ____________

Accepted Answer

A) charge on molecules 
B) size of the molecules 
C) nature of the molecules i.e. whether DNA or RNA 
D) chemical properties of the nucleic acids 
A) charge on molecules 
B) size of the molecules 
C) nature of the molecules i.e. whether DNA or RNA 
D) chemical properties of the nucleic acids

Question 15

In microspheres duration of action …………

Accepted Answer

A) Fast 
B) Slow 
C) Moderate 
D) None 
A) Fast 
B) Slow 
C) Moderate 
D) None

Question 16

Which of the ceramic components are easier through nano structuring?

Accepted Answer

A) Lubrication 
B) Coating 
C) Fabrication 
D) Wear 
A) Lubrication 
B) Coating 
C) Fabrication 
D) Wear

Question 17

Which are the example of non biodegradable synthetic polymers used in preparation of microspheres?

Accepted Answer

A) Proteins 
B) Poly (acryl) dextran 
C) PMMA 
D) Lactides 
A) Proteins 
B) Poly (acryl) dextran 
C) PMMA 
D) Lactides

Question 18

The charge present on the DNA backbone is negative. The force required to accelerate the molecules towards anode is directly proportional to the number of ____________

Accepted Answer

A) sugar molecules 
B) nitrogenous bases 
C) phosphate groups 
D) both phosphate group and sugar molecules 
A) sugar molecules 
B) nitrogenous bases 
C) phosphate groups 
D) both phosphate group and sugar molecules

Question 19

The nanomaterials are used in the light emitted electron luminescent devices.

Accepted Answer

A) True 
B) False 
C) none 
D) all 
A) True 
B) False 
C) none 
D) all

Question 20

Synonyms of the Microspheres………

Accepted Answer

A) Beads 
B) Capsules 
C) All 
D) None 
A) Beads 
B) Capsules 
C) All 
D) None

Which of these statements is NOT true?

Coating the nano crystals with the ceramics is carried that leads to__________ .

The compressive strength of a nanotube ________ its tensile strength.

What ratio decides the efficiency of nano-substances?

What are the size of Microspheres ?

Which of the following is an example of bottom-up approach for the preparation of nanomaterials?

"There is plenty of room at the bottom". This was stated by

Which of the following is a characteristic of microspheres?

What are the shape of the Microparticulates ?

Nanoscience can be studied with the help of ___________ .

____________ is the field in which the nanoparticles are used with silica coated iron oxide

How many oxygen atoms lined up in a row would fit in a one nanometer space?

Which are the examples of natural material used in preparation of the microspheres?

Gel electrophoresis separates nucleic acid molecules based on ____________

In microspheres duration of action …………

Which of the ceramic components are easier through nano structuring?

Which are the example of non biodegradable synthetic polymers used in preparation of microspheres?

The charge present on the DNA backbone is negative. The force required to accelerate the molecules towards anode is directly proportional to the number of ____________

The nanomaterials are used in the light emitted electron luminescent devices.

Synonyms of the Microspheres………

Liposomes

Transdermal Drug Delivery Systems TDDS and Formulations

Drug Delivery Systems and Nanoparticles

Gel Electrophoresis Techniques and Applications

Filters

Exam 4: Nanotechnology and Microspheres

Which of these statements is NOT true?

Coating the nano crystals with the ceramics is carried that leads to__________ .

The compressive strength of a nanotube ________ its tensile strength.

What ratio decides the efficiency of nano-substances?

What are the size of Microspheres ?

Which of the following is an example of bottom-up approach for the preparation of nanomaterials?

"There is plenty of room at the bottom". This was stated by

Which of the following is a characteristic of microspheres?

What are the shape of the Microparticulates ?

Nanoscience can be studied with the help of ___________ .

____________ is the field in which the nanoparticles are used with silica coated iron oxide

How many oxygen atoms lined up in a row would fit in a one nanometer space?

Which are the examples of natural material used in preparation of the microspheres?

Gel electrophoresis separates nucleic acid molecules based on ____________

In microspheres duration of action …………

Which of the ceramic components are easier through nano structuring?

Which are the example of non biodegradable synthetic polymers used in preparation of microspheres?

The charge present on the DNA backbone is negative. The force required to accelerate the molecules towards anode is directly proportional to the number of ____________

The nanomaterials are used in the light emitted electron luminescent devices.

Synonyms of the Microspheres………

Liposomes

Transdermal Drug Delivery Systems TDDS and Formulations

Drug Delivery Systems and Nanoparticles

Gel Electrophoresis Techniques and Applications

Filters