There is some concern regarding the nanoparticles of some chemical elements that are used by the industry in the manufacture of various products. Why

2014

There is some concern regarding the nanoparticles of some chemical elements that are used by the industry in the manufacture of various products. Why?
1. They can accumulate in the environment and contaminate water and soil.
2. They can enter the food chains.
3. They can trigger the production of free radicals.
Select the correct answer using the code given belowBrominated

(a)

1 and 2 only

(b)

3 only

(c)

1 and 3 only

(d)

1, 2 and 3

Answer:

(d)

Non-traditional

Explanation

Many of the nano particles are very stable and hence have a tendency for accumulation. They can easily enter food chains because of their very small size and stay in it because of their stable nature. They have the ability to generate free radicals and cause oxidative stress in cells. Tikdam: