Q1 of 23 Page 196

Mention whether the following statements are true (T) or false (F)

(i) X-rays are a potential source of radiation pollution. (T/F)


(ii) Unwanted disturbing sound, even if it is music next door, is noise. (T/F)


(iii) People routinely working in noisy places are not much affected by noise. (T/F)

(i) True


Explanation: Radiation is nothing but high levels of energy. X rays (the electromagnetic radion) pose serious risks to one’s health.


(ii) True


Explanation: Anything that is unpleasant and unwanted is termed as noise.


(iii) False


Explanation: People who work in noisy environments, usually find that their system is affected by all the noise.


More from this chapter

All 23 →
1

Mention whether the following statements are true (T) or false (F)

(i) Soil pollution is largely localized. (T/F)


(ii) Fly ash and metallic ash are examples of urban domestic waste. (T/F)


(iii) Chemical fertilizers may reach the rivers but do not harm the fish. (T/F)


(iv) Biomedical waste may consist of both biodegradable and non-biodegradable waste. (T/F)

 2

List any two degradable and any two non-degradable medical wastes released from hospitals.

 2

List any three common places which are potentially major noise producers.

 3

Can you make out the pollutions shown below?