List of top Environmental Sciences Questions asked in CUET (PG)

Cooking pans made from which of the following metals would need less heat to achieve a certain cooking temperature?

What will be the energy of 1 mole of photons having a wavelength of 200 nm?
Planck’s constant, \( h = 6.6 \times 10^{-34} \, \mathrm{Js} \) and Speed of light, \( c = 3.0 \times 10^8 \, \mathrm{ms^{-1}} \)

Island communities are a special case in community dynamics in which species makeup is driven by interaction between:
A. Predator abundance
B. Disturbance
C. Colonization
D. Extinction
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Arrange the following II B (or 12) group elements in the increasing order of their Pauling electronegativities:
Elements:
A. Zn
B. Hg
C. Cd
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The coal mining carried out by landowners/local miners in Meghalaya state of India in the form of a long narrow opening is known as:

In which of the following pairs of chemical species does sulfur (S) not have the same oxidation number?

Polar species tend to have longer geographical ranges than tropical species in many taxonomic groups. This is generally known as:

Which of the following phosphate species does not exist in water?

Photochemical smog formation in ambient atmosphere requires:
A. Volatile hydrocarbon
B. Ozone
C. SO2
D. Sunlight Temperature
E. NOx
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What will be the unit of equilibrium constant for the following reaction?
CH₃COCH₃ + HCN ⇌ CH₃C(OH)(CN)CH₃

Arrange the following phases of successional development of a vegetation community in reverse order (last to first) as suggested by F.E. Clements:
Phases:
A. Phase of migration
B. Phase of nudation
C. Phase of ecesis
D. Phase of reaction
E. Phase of stabilization
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A sample has an absorbance of 2. Its transmittance would be:

The publication ’The Future We Want’ is the outcome of:

An analyst reported 40.9 ppm Na in all 10 analyses of the standard solution having a true value of 40.11 ± 0.3 ppm. This data is:

The process that results in a chemical becoming increasingly concentrated at successive higher trophic levels in a food web is referred to as:

Earthquakes occur in:

Organogenesis in humans takes place during:

What is the hardness of corundum in the Mohs scale of hardness?

Arrange the following soil horizons as they occur from top to bottom:
Horizons:
A. O horizon
B. A horizon
C. B horizon
D. E horizon
E. C horizon
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Which of the following minerals have platy crystal habit?
Minerals:
A. Muscovite
B. Sillimanite
C. Asbestos
D. Biotite
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Water that got trapped during the formation of sedimentary rock is referred to as:

In the asthenosphere, the velocity of S-waves in partly molten rocks:
A. Increases
B. Decreases
C. Remain Constant
D. First increases then decreases
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Arrange the following greenhouse gases in increasing order of their relative contribution to global warming:
Greenhouse gases:
A. CO₂
B. N₂O 
C. CFCs 
D. CH₄
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Match List I with List II:

LIST I - Ecological Parameters	LIST II - Unit of Measurement
A. Net primary productivity	I. g/m2
B. Absorbed photosynthetically active radiation	II. g/L
C. Phosphorus	III. Joules/area/year
D. Plant biomass	IV. gC/area/year

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