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UGC NET Paper 1Env

96 questions across 7 years

Public preview: answer keys and topic tags are available on many questions, while original explanations are being added selectively. Use the filters below for cleaner practice.

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31 questions shown in Pollution.

Showing Pollution questions.
2023 Q36

Match List I with List II List I (Water Pollutants) List II (Examples) A. Inorganic chemicals I. Iodine B. Organic chemicals II. Detergents C. Radioactive materials III. Parasites...

Pollution/answer key
2022 Q31

Ambient noise levels on a site located in vicinity of a busy road are expected to be in the range:

Pollution/Hindi/answer key
2021 Q36

Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Chromium and Iron contamination is found in wastewater of some ind...

Pollution/answer key
2021 Q36

The waste component of waste categorized as 'Trash' consists of (a) Paper, Cardboard cartons (b) Animal wastes (c) Industrial process wastes (d) Vegetable wastes (e) Wood Choose th...

Pollution/answer key
2021 Q36

Which of the following source(s) is/are 'nonpoint source(s)' of groundwater contamination? A. Wastewater ponds B. Refuse piles C. Landfills D. Agricultural land E. Buried storage t...

Pollution/answer key
2021 Q37

'Blue baby syndrome' in infants is mainly caused by presence of

Pollution/answer key
2021 Q37

According to WHO standards, the pesticide content (Lindane or DDT) in drinking water should not exceed:

Pollution/answer key
2021 Q38

Which of the following Pollutants has the least residence time in atmosphere?

Pollution/answer key
2021 Q39

Identify the correct sequence of the following noise pollution indices in decreasing order of their magnitude in an urban area A. L10

Pollution/answer key
2021 Q40

Which of the following pollutants have adverse implications for human health as well as climate change? A. Nitrogen dioxide B. Particulate matter (PM2.5) C. Ozone D. Methane E. Nit...

Pollution/answer key
2020 Q37

Identify the correct sequence of Carbon 'C' to Nitrogen 'N' ratio in decreasing order in organic waste material. (i) Food waste (ii) Leaves and foliage (iii) Paper (iv) Cow manure...

Pollution
2020 Q38

According to Noise Pollution (Regulation and Control) Rules, 2000, the night time Noise standard prescribed for Educational Institutions is:

Pollution
2020 Q38

Given below are 2 Statements, one is labelled as Assertion A and other is labelled as Reason R. Assertion A: Emissions from diesel vehicles are relatively less harmful to human hea...

Pollution
2020 Q40

Which among the following are emitted from a coal based thermal power plant? A. Carbon monoxide B. Ozone C. Sulphur dioxide D. Methane E. Particulate matter Choose the tarred answe...

Pollution
2020 Q42

Match List I with List II List I Emitted Pollutants A. Carbon dioxide B. Carbon monoxide C. Nitrogen oxides D. Benzene and hydrocarbons List II Environmental Impact I. Formation of...

Pollution
2020 Q43

Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R Assertion A: Polluted rivers with very high values of Biological Oxygen Demand...

Pollution
2020 Q43

Given below are two statements: Statement I: Emissions of hydrocarbons and carbon monoxide are inherently very low from diesel vehicles. Statement II: Diesel driven vehicles are in...

Pollution
2020 Q44

High hazard wastes may contain A. Pathogens B. Radioactive wastes C. Non-reactive substances D. Corrosive substances Choose the correct answer from the options given below

Pollution
2019 Q33

Major sources of oxygen demanding waste in fresh water systems are (a) Agricultural run-off (b) Food processing (c) Ore mining (d) Sewage effluent (e) Landfill sites Choose the cor...

Pollution/answer key
2019 Q35

Which of the following sequences of disposal options for low hazardous solid waste from industrial and urban sources is in order of increasing desirability?

Pollution/answer key
2019 Q36

The duration for which of the usable compost generation is 3-6 months?

Pollution/answer key
2019 Q38

Which of the following pollutants is included in the Air Quality Index in India?

Pollution/answer key
2019 Q40

The most important pollutants that cause degradation of water quality in rivers and streams are (a) Bacteria (b) Nutrients (c) Metals (d) Total dissolved solids (e) Algae

Pollution/answer key
2019 Q40

Taj Mahal is mainly threatened by the deleterious effects of:

Pollution
2019 Q40

Which of the following is a biological method of disposal of Municipal Solid Waste?

Pollution/answer key
2019 Q42

One of the parameters used to characterize the air quality at a location is PM2.5. Here, the suffix '2.5' refers to:

Pollution
2019 Q42

In large parts of Eastern India, the ground water is contaminated by:

Pollution
2019 Q46

Which of the following diseases are due to polluted water?

Pollution
2019 Q49

Which of the following is non-vehicular pollutant?

Pollution
2018 Q40

Which of the following methods would be most appropriate in reducing acid rain and acid deposition problems?

Pollution/answer key
2018 Q45

Below are given two sets. Set - I mentions the types of pollution, while Set - II indicates their source. Match the two sets and selects your answer from the code. Set - I (Polluti...

Pollution