List of top Environmental Science Questions asked in Common University Entrance Test

Arrange the following greenhouse gases in ascending order of their contribution to global warming.
(A) CH\(_4\)
(B) N\(_2\)O
(C) CFCs
(D) CO\(_2\)
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Match List-I with List-II 
\[\begin{array}{|l|l|} \hline \text{List-I (Soil component)} & \text{List-II (Definition)} \\ \hline (A)~\text{Azonal soils} & (I)~\text{An individual natural aggregate of soil particles.} \\ (B)~\text{Regoliths} & (II)~\text{Organisms living in the soil or ground} \\ (C)~\text{Ped} & (III)~\text{Soils have uniformity from the top-surface to the base, and do not have well-developed soil horizons.} \\ (D)~\text{Edaphons} & (IV)~\text{Zone of loose and unconsolidated weathered rock materials.} \\ \hline \end{array}\]

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Match List-I with List-II 
\[\begin{array}{|l|l|} \hline \text{List I Content of humus} & \text{List II Percentage of contents} \\ \hline \text{(A) Carbon} & \text{(I) 35-40\%} \\ \hline \text{(B) Oxygen} & \text{(II) ~5\%} \\ \hline \text{(C) Hydrogen} & \text{(III) 55-60\%} \\ \hline \text{(D) Nitrogen} & \text{(IV) 15\%} \\ \hline \end{array}\]
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Which of the following state of India was not a direct beneficiary of green revolution in its begining stage in 1970s?
Which one of the following is not a measure to improve agricultural productivity?
Which of the following is not an advantage of the Green Revolution in India ?
Which factor is not responsible for low agricultural productivity in India?
Subsistence farming is not characterised by \(\underline{\hspace{6cm}}\).
Which of the following was formerly known as the General Agreement for Tariffs and Trade?
An initial form of a trade system in primitive societies, where the direct exchange of goods was practiced, is known as
Which of the following is the closest example of internationally traded product due to climatic factors?
Which of the following is NOT an acceptable foundation for international trade?
Which among the following is a TRUE statement?
Ecosystem provides us food, raw materials, genetic resources. This is a close example of \(\underline{\hspace{3cm}}\).
Which of the following are push factors for rural to urban migration?
(A) Flood
(B) Political instability
(C) Better job opportunities
(D) High agricultural yields
Choose the correct answer from the options given below:
Which of the following treaty is known for ban on production and use of ozone depleting substances?
Arrange the following electromagnetic radiations in ascending order of their frequency.
(A) Micro-wave
(B) Radio-wave
(C) Gamma Rays
(D) UV Rays
(E) Infrared radiations
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Organoponics is a labor-intensive form of local agriculture using organic methods. The concept of Organoponics was first evolved in \(\underline{\hspace{3cm}}\).
"Sale of products like smartphones interconnected by a network" is a close example of \(\underline{\hspace{4cm}}\).
The resources which are available but are not yet explored due to lack of technology are referred to as \(\underline{\hspace{3cm}}\).
Who among the following is known as the Father of the Green revolution and was also awarded the Nobel Peace Prize in the year 1970?
Decentralised Waste Water Treatment (DEWAT) system has\(\underline{\hspace{2cm}}\).
(A) Low primary investment.
(B) Easy to operate and maintenance.
(C) Baffled filter reactor filled with stone for filtration.
(D) First three chambers for sedimentation of sludge.
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Which of the following is a suitable example of sedimentary cycle?
Which of the following are associated with Gandhian concepts of holistic development of the nation?
(A) Antodaya
(B) Sarvodaya
(C) Panchayti Raj
(D) Reverse migration
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In which process, waste material is burnt in absence of oxygen?