List of top Questions asked in CUET (PG)

Choose the correct statements.
A. Dissolution of oxygen in surface water changes with change in temperature during extreme summer and winters.
B. Dissolved oxygen and BOD have inverse relationship in sewage water.
C. Chemical oxygen demand is always higher than BOD in sewage water.
D. More saline water will have less conductivity.
Which of the following is dominantly responsible for buffering capacity of natural water?
Soil acidity can be introduced by \(\underline{\hspace{1cm}}\).
A. Mine tailings rich in pyrites
B. Extraction of Al from its ore
C. Use of nitrogen-rich fertilizers
D. Use of limestone
Match LIST I with LIST II
LIST I (Metal)
(A) Manganese
(B) Zinc
(C) Aluminium
(D) Lithium
LIST II (Ore)
(I) Sinsilfuoride (typo)
(II) Gibbsite
(III) Lepidolite
(IV) Psilomelane
Arrange the following soil horizons as they occur from top to bottom in a typical soil profile.
A. A horizon
B. B horizon
C. R horizon
D. O horizon
E. C horizon
Arrange the following greenhouse gases in decreasing order of their contribution to total global warming.
A. Nitrous oxide
B. Carbon dioxide
C. Chlorofluoro carbon
D. Methane
Match LIST-I with LIST-II
LIST-I (Atmospheric component)
(A) Nitrogen
(B) Sulphur dioxide
(C) Aerosols
(D) Ozone
LIST-II (Role)
(I) Hypnoxyotic an(t)icle
(II) Photochemical interaction
(III) Retards re-radiation... (Greenhouse Effect)
(IV) Acid rain
According to Koppen's climatic classification, \(\underline{\hspace{1cm}}\) climate prevails in the Great Plains of India.
Arrange the following in increasing order of their wavelength.
A. gamma radiations
B. X rays
C. UV radiations
D. microwave
E. Infrared radiations
Half life of a radioactive material during radioactive decay is \(\underline{\hspace{1cm}}\).
The amount of groundwater is estimated to be \(\underline{\hspace{1cm}}\).
Match LIST-I with LIST-II
LIST-I (Disease)
(A) Blue baby syndrome
(B) Keshan disease
(C) Gas bubble disease
(D) Itai itai
LIST-II (Cause)
(I) Excess dissolved oxygen in drinking water
(II) Excess Cd in drinking water
(III) Excess nitrate ions in drinking water
(IV) Selenium deficiency
The effective average solar flux incident to a level surface at top of the atmosphere is \(\underline{\hspace{1cm}}\).
The most common mineral used in U-Pb radiometric dating is \(\underline{\hspace{1cm}}\).
Arrange the following significant salts in decreasing order of their percentage in the oceans:
A. MgCl\(_2\)
B. CaSO\(_4\) (assuming typo for CuSO\(_4\))
C. MgSO\(_4\)
D. NaCl
Which of the following were constituents of the famous classical London smog?
A. Smoke
B. Fog
C. SO\(_2\)
D. Peroxyacetyl nitrate
E. Ozone
Choose the correct statements about corals?
A. Corals are invertebrate animals a few millimeter in diameter.
B. Corals are sensitive to heat stress and ocean pH change.
C. Corals provide algae with stable environment, CO\(_2\) and nutrients.
D. Corals bleach to get rid themselves of pathogens.
Choose the incorrect statement.
The oldest crust on the earth is found at \(\underline{\hspace{1cm}}\).
The Tethys sea existed between \(\underline{\hspace{1cm}}\) continents.
Match LIST-I with LIST-II
LIST-I
(A) Epicenter
(B) Focus
(C) Mercalli scale
(D) Richter scale
LIST-II
(I) is the scale of measurement of degree of destructiveness of earthquakes
(II) is a point of the origin of the earthquake inside the earth
(III) is the scale to measure the magnitude of the energy released by an earthquake
(IV) is the place on the ground surface which is perpendicular to the hypocenter
Arrange the following according to the depth of occurrence starting from deep to shallow.
A. Continental slope
B. Continental shelf
C. Abyssal plains
D. Continental rise
Lithosphere is characterized by \(\underline{\hspace{1cm}}\).
A. A thickness of about 100 km
B. Average density of 3.6 g/cc
C. Silicon and aluminum as dominant constituents
D. Basalt as the dominant rock
The amount of water vapor generally increases with increase in air temperature. The amount of water vapor in the air at a particular temperature is referred to as
Match LIST-I with LIST-II
LIST-I (Cloud related prefix)
(A) Cumulus
(B) Nimbus
(C) Cirrus
(D) Stratus
LIST-II (Characteristics)
(I) Rain bearing
(II) Stratified layer
(III) Puffy structure
(IV) Composed of ice crystals