Question 42 of 57Science & Technology
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 living organisms. Which of the above statements is/are correct?
A1 only
B3 only
C1 and 2 only
D2 and 3
Correct Answer
The correct answer is hidden
Explanation
12 words hidden ... 3 are hidden: metallic oxide nanoparticles are used in some cosmetics, and some nanoparticles released into the ... 12 words hidden