List of top Questions asked in CUET (PG)- 2024

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

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, \( c = 3.0 \times 10^8 \, \mathrm{ms^{-1}} \)

Acidic soils are mostly found in:
A. Cold climate
B. Hot climate
C. Dry climate
D. Humid climate
Choose the correct answer from the options given below:

Match List I with List II:

LIST I	LIST II
A. Fragmentation	I. Degradation of detritus into simple inorganic substances by bacteria and fungi
B. Humification	II. Release of nutrients from humus by microbial action
C. Catabolism	III. Breakdown of detritus by earthworms into smaller particles
D. Mineralisation	IV. Dark coloured substances, highly resistant to microbial action

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Earthquakes occur in:

Identify the correct statements:
Statements:
A. Eddy diffusion is a dominant mixing process in the stratosphere.
B. Height of the troposphere at poles is less than that over the equator.
C. Mean free path of molecules in the mesosphere is longer than that in the troposphere.
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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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Match List I with List II:

LIST I (Aquaculture system)	LIST II (Potential Environmental Impact)
A. Coastal Pond	I. Transfer of diseases
B. Inland Pond	II. Introduction of exotic species
C. Mollusk Culture	III. Destruction of mangroves
D. Net Pen/Cage	IV. Degradation of land

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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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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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The main limiting factors for both plants and animals on a global scale are:
A. Fire
B. pH
C. Temperature
D. Moisture
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Arrange the stages by which a species becomes invasive in an area:
A. Introduced
B. Established
C. Pest
D. Imported
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It took 168 years for a population to increase from 0.4 million to 3.2 million. If we assume exponential growth at a constant rate over that period of time, the growth rate would be approximately:

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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The monumental book ’Silviculture of Indian Trees’ is written by:

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

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:

Arrange the following minerals in the correct sequence of crystallization starting from a cooling magma:
Minerals:
A. Oligoclase
B. Muscovite
C. Anorthite
D. Quartz
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Polar species tend to have longer geographical ranges than tropical species in many taxonomic groups. This is generally known as:

Stratospheric ozone protects us from:

The rate of decrease of dissolved oxygen (\(L_t\)) with time \(t\) in a wastewater sample is directly proportional to the amount of oxygen present in the sample at time \(t\). The unit of rate constant \(k\) will be:

In sewage water, which of the following is expected to be present in the highest quantity (mg/L)?

Which of the following is a criteria pollutant as per National Ambient Air Quality Standards?

Which of the following minerals have platy crystal habit?
Minerals:
A. Muscovite
B. Sillimanite
C. Asbestos
D. Biotite
Choose the correct answer from the options given below:

Match List I with List II:

LIST I	LIST II
A. Feldspar	I. Halide
B. Gypsum	II. Silicate
C. Azurite	III. Carbonate
D. Halite	IV. Sulfate

Choose the correct answer from the options given below: