1. Which is the correct sequence for impact assessment process in EIA?

(A) Description of Environment → Identification of impacts → Prediction of impacts → Evaluation of impacts → Identification of mitigation needs.
(B) Identification of impacts → Prediction of impacts → Evaluation of impacts →Identification of mitigation needs.
(C) Identification of impacts → Description of Environment → Prediction of impacts → Evaluation of impacts → Identification of mitigation needs.
(D) Prediction of impacts → Identification of impacts → Description of environment → Evaluation of impacts → Identification of mitigation needs.



2. Identify the most dominant pollutant in terms of its concentration levels in urban atmosphere.

(A) Oxides of nitrogen
(B) Oxides of sulphur
(C) Particulate matter
(D) Carbon monoxide



3. The main constituents of photochemical smog are

(A) Oxides of sulphur and CO
(B) Oxides of sulphur and hydrocarbons
(C) Oxides of nitrogen and CO
(D) Oxides of nitrogen, hydrocarbons and ozone



4. In alkaline soils, which of the following is not present in soluble state?

(A) Phosphorous
(B) Calcium
(C) Nitrates
(D) Potassium


5. The air borne fraction of carbon is

(A) ~ 0.72
(B) ~ 0.62
(C) ~ 0.46
(D) ~ 0.38



6. Identify the correct sequence in increasing order of total CO2 emissions from various countries at present.

(A) Britain < India < China < USA
(B) India < Britain < China < USA
(C) Britain < USA < India < China
(D) Britain < India < USA < China



7. Arsenic compounds cause

(A) Dwarfism
(B) Dermatitis
(C) Thyrotoxicosis
(D) Wilson’s disease



8. Which of the following will lead to reduction in greenhouse gases in atmosphere?

(A) Increased chemical weathering of rocks.
(B) Volcanic eruption
(C) Lowering of mean sea level
(D) An increase in melting of glacial ice



9. Aerobic bacteria is most active in

(A) Moist and saturated soil
(B) Moist and non-saturated soil
(C) Alluvial soil
(D) Permafrost



10. Andisols are formed by

(A) Biological activity
(B) Erosion by wind
(C) Erosion by waves
(D) Volcanoes


More MCQs on Environmental Issues