Environmental Chemistry — practice questions
40 curated practice questions from Environmental Chemistry (Chemistry NEET, NTA Exams) — 20 easy, 3 hard, 17 medium. Every question includes the final answer free; step-by-step worked solutions with a free account.
- Which of the following product is obtained when fossil fuel is burnt in an automobile engine.
- Which chemical is found in highest concentration in acid rain?
- Dizziness, palpitation, flickering before eyes and finally death is caused by:
- Given below are two statements: Statement I : BOD is defined as amount of dissolved O 2 in 1L sample of water body…
- Find out the reaction which is responsible for the disappearing beauty of the Taj Mahal.
- The pollutants which come directly in the air from sources are called primary pollutants. Primary pollutants are…
- Assertion: Los Angeles smog is oxidizing smog, while London smog is reducing smog. Reason: LA smog occurs in cold…
- Which of the following is not correct about carbon monoxide?
- Onset of jaundice takes place due to which type of pollution?
- CFC is a major reason of ozone depletion and air pollution. CFC is produced by:
- DDT (Dichloro diphenyl trichloroethane) spray causes two types of pollution mainly. Those pollutions are:
- Assertion: Mists are composed of non-viable particulates. Reason: Pesticides or herbicides used for the crop protection…
- Assertion: UV radiations are removed in the stratosphere. Reason: Oxygen, ozone, water, and nitrogen gases are…
- Assertion: CFC molecules are the main reason behind ozone layer depletion. Reason: CFC generate chloride radicals.
- The important and major reaction(s) which take place in troposphere is/are:
- Particulates contain some aromatic compounds as their constituents. The aromatic compound is:
- Which of the following is the most common reason of water pollution?
- Which one of the following expanded forms of the following acronyms is correct?
- The special types of cloud are found over Antarctica known as polar stratospheric clouds. The main composition of these…
- Which of the following statements about photochemical smog is wrong?
- The aircraft exhaustion contains which of the following in highest concentration?
- The pollutant which help in early degradation of ozone layer is:
- Assertion: Normal pH of rain water is 5.6. Reason: Carbon dioxide is present in air.
- Assertion: London smog is reducing in nature. Reason: SO x are the important part of London smog.
- Which of the following radical is released from CFC, which causes harm to ozone layer?
- Assertion: Consumption of polluted water is not lethal for the humans, it is safe. Reason: All the water pollutants are…
- Assertion: Troposphere is rich in ozone concentration. Reason: Plants utilize ozone to produce oxygen.
- Assertion : Environmental damage has increased the amount of ozone in the atmosphere. Reason : Increase of ozone…
- Biochemical Oxygen Demand, (BOD) is a measure of organic material present in water. BOD value less than 5 ppm indicates…
- Which disease is caused in children due to excessive use of nitrate fertilizers [MP PMT 1996]
- In the spring season which chemical is responsible for ozone depletion over Antarctica?
- Which of the following statements is not true about classical smog?
- Non-renewal Energy gas is [VITEEE 2006]
- If CFCl 3 is present in stratosphere, it will react with:
- Ozone layer depletion is associated with various human diseases because of UV radiations. Which of the following is the…
- Pollutants, which can be broken by natural processes, are known as:
- Photochemical smog occurs in warm, dry and sunny climate. One of the following is not amongst the components of…
- Assertion: Heavy metals serve as water pollutants. Reason: Heavy metals does not affect the human health.
- Assertion: Carbon dioxide, CFC, ozone, methane, and water vapours are termed as the green house gases. Reason: Carbon…
- Assertion: If nitrate is present in water in higher concentration than required, it causes Blue Baby syndrome. Reason…