Miscellaneous

Consider the following statements : 1. Other than those made by humans, nanoparticles do not exist in nature. 2. Nanoparticles of some metallic oxides are used in the manufacture of some cosmetics. 3. Nanoparticles of some commercial products which enter the environment are unsafe for humans. Which of the statements given above is/are correct?

Nano plug' refers to :

Which one of the following statements is correct?

Who among the following gave the term 'Nanotechnology' and when?

With reference to carbon nanotubes, consider the following statements : 1. They can be used as carriers of drugs and antigens in the human body. 2. They can be made into artificial blood capillaries for an injured part of human body. 3. They can be used in biochemical sensors. 4. Carbon nanotubes are biodegradable. Which of the statements given above are correct?

With reference to the use of nanotechnology in health sector, which of the following statements is/are correct? 1. Targeted drug delivery is made possible by nanotechnology. 2. Nanotechnology can largely contribute to gene therapy. Select the correct answer using the code given below.

The most important property of nanomaterials is –

If in a material one dimension is reduced to the Nano range while the other two dimensions remain large, the structure so obtained is known as :

A quantum dot is :

Arrange the following products/examples of nanotechnology in ascending order of the four generations of nanotechnology [I → IV] and select the correct answer using the codes given below : A. Aerosol B. 3D networking C. Molecular manufacturing D. Targeted drugs Code :