Questions

The beauty of Taj Mahal is endangered due to

The beauty of Taj Mahal is endangered due to Options (a) degradation of marble due to high temperature (b) discharge…

The pollutants released by jet planes are

The pollutants released by jet planes are Options (a) fogs (b) smogs (c) colloides (d) aerosols Correct Answer: aerosols Explanation:…

The pulling strength of community waste water is usually characterized by its

The pulling strength of community waste water is usually characterized by its Options (a) BOD (b) CFC (c) MIC (d)…

The Taj Mahal is threatented due to the effect of

The Taj Mahal is threatened due to the effect of Options (a) oxygen (b) chlorine (c) hydrogen (d) sulphur dioxide…

The toxic effect of carbon monoxide is due to its greater affinity for haemoglobin

The toxic effect of carbon monoxide is due to its greater affinity for haemoglobin as compared to oxygen, approximately by…

Water blooms are formed by

Water blooms are formed by Options (a) Planktonic algae (b) Lemna (c) Rhizopus (d) Wolffia Correct Answer: Planktonic algaeExplanation:No explanation…

What is increase in sewage content of water body

What is increase in sewage content of water body Options (a) BOD increases (b) nutrient content increases (c) diversity of…

Which group of gases cause green house effect?

Which group of gases cause green house effect? Options (a) CFCs, O₂, water-vapour, H₂ (b) CFCs, CO₂, CH₄, N₂O (c)…

Which of the following is a chlorofluorocarbon?

Which of the following is a chlorofluorocarbon? Options (a) CFSO₂ (b) CF₂CL₂ (c) FCLCO₂ (d) CIF₂C Correct Answer: CF₂CL₂Explanation:No explanation…

Which of the following is an example of regional pollution?

Which of the following is an example of regional pollution? Options (a) smog (b) acid rain (c) O₃ layer depletion…