Q. Consider the following statements about asbestos:
1.It is resistant to heat, fire, electricity and corrosion.
2.The asbestos from serpentine group has needle-like, brittle and colorful fibres.
3.It is capable of causing mesothelioma.
How many of the above statements are correct?
Answer: B
Notes:
Explanation: 1 and 3
Statement 1 is correct: Asbestos is known for its strength and highly flexible and durable. It is resistant to heat, fire, electricity and corrosion.
Statement 2 is incorrect: Serpentine types contains only chrysotile. Fibers are long, curly and usually white. Amphibole types includes amosite, crocidolite, tremolite, anthophyllite and actinolite. Fibers are needle-like, brittle and vary in color from green to blue to brown.
Statement 3 is correct: All types of asbestos are capable of causing mesothelioma.
Source: DD News
