Practice Test


Q1) Which of the following is a biodegradable pollutant? Show Answer


Q2) Atmosphere of big/metropolitan cities is polluted most by Show Answer


Q3) Photochemical smog is formed in Show Answer


Q4) Which of the following is a sink for CO? Show Answer


Q5) Ozone hole refers to Show Answer


Q6) Fish die in water bodies polluted by sewage due to Show Answer


Q7) Addition of phosphate fertilizers into water leads to Show Answer


Q8) By green chemistry we mean Show Answer


Q9) Negative soil pollution is Show Answer


Q10) Poisonous gas present in the exhaust fumes of car is Show Answer


Q11) The green house effect is caused by Show Answer


Q12) Surface water contains Show Answer


Q13) Ozone is formed in the upper atmosphere from oxygen by the action of Show Answer


Q14) Which one of the following regions of atmosphere contains ozone? Show Answer


Q15) Increased asthmatic attacks in certain seasons are related to Show Answer


Q16) Cyclone collector is used for minimizing Show Answer


Q17) Which of the following statement is false? Show Answer


Q18) Eutrophication causes reduction in Show Answer


Q19) Ozone hole is maximum over Show Answer


Q20) The region which is greatly affected by air pollution is Show Answer


Q21) Which of the statement is false? Show Answer


Q22) Which of the following is not regarded as a pollutant? Show Answer


Q23) The brown, hazy fumes of photochemical smog are due to Show Answer


Q24) Which of the following statement is false? Show Answer


Q25) BOD is connected with Show Answer


Q26) Which of the following is not a part of green chemistry? Show Answer


Q27) Carbon monoxide is harmful to human beings as it Show Answer


Q28) Which of the following is responsible for depletion of the ozone layer in the upper strata of the atmosphere? Show Answer


Q29) In Antarctica, ozone depletion is due to the formation of following compound? Show Answer


Q30) Ozone in stratosphere is depleted by Show Answer


Q31) Photochemical smog is caused by Show Answer


Q32) DDT is Show Answer


Q33) The major air pollutant is Show Answer


Q34) The development that meets the needs of the present without compromising the ability of future generations to meet their own need is known as _____________. Show Answer


Q35) Which of the following is Ï’-isomer of BHC? Show Answer


Q36) The prefix 'nano' comes from ____________. Show Answer


Q37) Which of the following information is given by the FTIR technique? Show Answer


Q38) The concept of green chemistry was coined by ________. Show Answer