UGC NET Paper 1 — Environmental Science
887 questions across 12 years
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50 questions shown from 2023.
Assuming that the total number of ground water units assessed by CWGB in the years 2017 and 2022 were same (i.e, 7089). What is the difference between the number of over-exploited...
Which of the following are classified as hazardous substances? A. Activated substances B. Ignitable substances C. Corrosive substances D. Reactive substances E. Toxic substances Ch...
Given below are two statements: Statement I: The European block seeks to impose European emission standards on emerging economics Statement II: Rich nations are helping the develop...
लंदन किसके कारण 'बदबूदार कुहासे का शहर' बना?
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Oceans help in minimizing climate change. Reason R: Oceans absorb...
Given below are two statements: Statement I: The developed world can cope better with climate change. Statement II: the developed world is largely responsible for climate change. I...
The fog of London in the second week of December 1952
Identify the factors responsible for the depletion of water resources: A. Excessive consumption of water in the agricultural sector B. Excessive consumption of water in the commerc...
Impact of climate change on human society will be -
Given below are two statements: Statement I: In many cases, both organisms and human infrastructure will not be able to move or adapt quickly enough to changing climate. Statement...
Which of the following air pollutants cause acid rain?
India is right to object to the European Carbon tax because A. It will affect its economic growth B. India is not concerned about global warming C. Rich nations have yet to molize...
According to current estimates, power generation accounts for how much of the total GHG emissions on earth?
Climate change will impact the world
Which of the following diseases are caused by atmospheric particulate matter?
Full form of IPCC, a nodal agency in the context of climate change, is:
Given below are two statements: Statement I: Environmental communication includes human representation of nature. Statement II: For the purpose of promoting environmental communica...
Given below are two statements: Statement (I): Exposure to mercury can be either through food chain or in the work place. Statement (II): Poisoning by inorganic mercury (particular...
Given below are two statements: Statement I: Volatile Organic Compounds (VOCs) are emitted from vehicles. Statement II: Volatile Organic Compounds are emitted from some trees In th...
When a water body gets enriched with nutrients, the process is called as:
Given below are two statements: Statement I: Turbulent and rapidly flowing waters are generally depleted in oxygen. Statement II: Adding organic materials, such as sewage or paper...
Given below are two statements: Statement I: Some microorganisms, especially protozoan, are able to survive conventional disinfection process. Statement II: Some carcinogens, such...
Wind farms are?
Which of the following are water borne bacterial diseases ? A. Cholera B. Hepatitis C. Typhoid D. Schistosomiasis E. Dysentery Choose the most appropriate answer from the options g...
Given below are two statements: Statement I: The concentration Chlorofluorocarbons (CFCs) in the atmosphere has increased in the past few years. Statement II: CFCs already present...
In air pollution, oxides of nitrogen (NOx) include: (A) Nitric oxide (B) Nitrous oxide (C) Nitrogen dioxide (D) Di-nitrogen trioxide (E) Di-nitrogen penta oxide Choose the correct...
Given below are two statements: Statement I: Chlorine is one of the most commonly used and inexpensive chemical disinfectants for water. Statement II: Optimum Fluoride levels in dr...
Match List -I with List -II: List -I (Water Pollutant) A. Inorganic chemicals B. Organic chemicals C. Radioactive materials D. Pathogens List -II (Example) I. Iodine II. Detergents...
Atmospheric haze is mainly caused by?
Which of the following solar energy storage systems uses the concept of salt gradient for storing thermal energy?
Which one of the following oxides of nitrogen is a Green House Gas (GHG)?
Non-point sources of water pollution are: A. from specific location B. diffuse C. episodic D. identifiable E. difficult to monitor Choose the correct answer from the options given...
Which of the following is essential for the formation of photochemical smog?
Which of the following oxides of nitrogen is a greenhouse gas (GHG)?
Assertion (A): Carbon dioxide has contributed the maximum to global warming since the pre-industrial era. Reason (R): The global warming potential of carbon dioxide is the highest....
Given below are two statements: Statement I: Rivers and lakes that have low biological productivity are said to be eutrophic. Statement II: Rivers and lakes that are rich in organi...
Which one of the following is not a Sustainable Development Goal (SDG)?
Given below are two statements: Statement I: The total solids (dissolved and suspended) in a waste water sample are the materials left after water has evaporated from the sample. S...
Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R). Assertion (A): Even when a solid waste is buried in landfills, it can still p...
Given below are two statements: Statement I: Toxicodynamics refers to the distribution of chemicals in the body. Statement II: Toxicokinetics refers to the process by which chemica...
Which of the following pollutants is responsible for blue baby syndrome?
Which of the following pollutants is responsible for causing blue baby disease?
What is the correct sequence of Biomagnification due to contaminated water body? A. Humans B. Zooplanktons C. Bacteria D. Fish Choose the correct answer from the options given belo...
Air Quality Index (AQI) is represented in
क्योटो प्रोटोकॉल को निम्नलिखित में से किस कॉन्फ्रेंस ऑफ पार्टीज (सी ओ पी) में अंगीकार किया गया था ?
Secretariate of convention on Biodiversity (CBD) is situated in
When a water body is deficient in nutrients, it is known as
When a reservoir becomes deficient in nutrients, what is it called?
Which of the following is measured in Dobson Units?
Which among the following atmospheric pollutants make rainwater acidic? A. Nitric oxide (NO) B. Nitrogen dioxide (NO₂) C. Nitrous oxide (N₂O) D. Carbon monoxide (CO) E. Sulfur diox...