Consider the following statements:

  1. Agricultural soils release nitrogen oxides into environment.
  2. Cattle release ammonia into environment.
  3. Poultry industry releases reactive nitrogen compounds environment.

Which of the statements given above is/arc correct?

[UPSC Civil Services Exam – 2019 Prelims]

(a) 1 and 3 only

(b) 2 and 3 only

(c) 2 only

(d) 1, 2 and 3


Answer: (d)        

Explanation:

  • Statement 1 is correct: The Indian Nitrogen Assessment, the first-ever quantitative assessment of nitrogen pollution in India, has revealed that nitrogen particles constitute the largest fraction of PM 2.5, a class of pollutants closely associated with respiratory and cardiovascular illnesses. It has also shown that agricultural soils were responsible for over 70% of N2O emissions in India in 2010, followed by waste water (12%) and residential and commercial activities (6%).
  • Statement 2 is correct: The assessment found that cattle contribute to 80% of the ammonia production, despite their stable population growth rate of 1%.
  • Statement 3 is correct: The poultry industry, which has an annual growth rate of 6%, was responsible for an excretion of reactive nitrogen compounds totaling 0.415 tonnes in 2016.

Consider the following statements:                                                                   The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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Consider the following statements:                                                         The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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