IESO & NTSE Stage II (Social-Science) Sample Questions - IX

Q.1. A large number of animals got extinct at the end of the Cretaceous time. This extinction was caused by ________.
A) Meteorite impact; B) Tsunami;
C) Volcanism; D) A and C

Q.2. Movement of groundwater is most rapid ______________.
A) Within acquicludes
B) Beneath streams in valley bottoms
C) Where the land surface is highest
D) Where the water table is highest

Q.3. Adiabatic cooling occurs when a parcel of air
A) Rises without exchanging heat with the surroundings
B) Rises on exchanging heat with the surroundings
C) Rises from equator to poles
D) Rises from ground to mountain top

Q.4. Albedo is the fraction of
A) Greenhouse gas in the atmosphere
B) Moisture content of the atmosphere
C) Radiation reflected by the earth
D) Momentum received by the atmosphere

Q.5. Troposphere is that part of the atmosphere where temperature __________.
A) Increases with height
B) Increases with height in the day but decreases with height in the night
C) Decreases with height
D) Remains constant

Q.6. El Nino refers to ____________________.
A) Cooling of the eastern Pacific Ocean
B) Warming of the eastern Pacific Ocean
C) Warming of the western Pacific Ocean
D) Warming of the Indian Ocean

Q.7. During precipitation, the atmosphere ________.
A) Gains heat through sensible heat
B) Loses heat through sensible heat
C) Gains heat through latent heat
D) Loses heat through latent heat

Q.8. Tides in the ocean are the result of balance of force between
A) Gravitational force and centrifugal force
B) Gravitational force and centripetal force
C) Gravitational force and frictional force
D) Gravitational force and buoyancy force

Q.9. A semi-diurnal tide refers to ________________.
A) One high and one low water in a month
B) Two high and two low waters in a month
C) One high and one low water in 24 hours
D) Two high and two low waters in 24 hours

Q.10. When the ocean water is green, it contains a large amount of ___________.
A) Suspended matter
B) Phytoplankton
C) Zooplankton
D) Bacteria


ANSWERS - Q.1.(D),Q.2.(D),Q.3.(A),Q.4.(C),Q.5.(C),
Q.6.(B),Q.7.(C),Q.8.(B),Q.9.(B),Q.10.(B)