Q1 of 23 Page 194

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)

(i) True


Explanation: The soil pollution is largely localized and does not spread to long distances.


(ii) False


Explanation: Fly ash and metallic ash are the examples of industry waste. The examples of urban domestic waste are kitchen waste, electric bulbs etc.


(iii) False


Explanation: The Chemical fertilizers affect the aquatic environment adversely and disrupt the lives of fish.


(iv) True


Explanation: Biomedical waste includes wastes that are degradable like bandages and wastes that are not degradable like syringes.


More from this chapter

All 23 →
4

Give two examples of gaseous air pollutants.

 1

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

(i) Liquid kitchen waste alone constitutes the sewage. (T/F)


(ii) Household detergents are safe and non-contributors to water pollution. (T/F)


(iv) Thermal power plants give out a lot of hot waste water. (T/F)


(v) Hot water discharged into water bodies hardly affects the fish and other aquatic life. (T/F)

 2

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

 1

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)