Q. Which one of the following statements is correct regarding LOFAR (Low-Frequency Array)?
1) It is the world's most powerful radio antenna
2) It is a space technology launched by NASA to discover exoplanets
3) It is an arrangement of satellites in space for the purpose of creating a Satellite Navigation System
4) It is a wireless communication technology for 5G services
Q. Which one of the following is an exhaustible but renewable natural resource?
1) Solar energy
2) Water in usable conditions
3) Soil
4) Landscape in the natural condition
Q. Which one of the following is the most important factor for the formulation of smog?
1) Long winter nights
2) Formation of an 'inversion lid'
3) Presence of many air pollutant resources
4) Rapid fall in temperature with increasing height above the sea level
Q. Indian Gandhi Centre for Atomic Research , Kalpakkam is located in -
1) Karnataka
2) Tamil Nadu
3) Andhra Pradesh
4) Kerala
Q. The concept of carbon credit originated from which one of the following?
1) Earth summit, Rio de Janeiro
2) Kyoto protocol
3) Montreal protocol
4) G-8 Summit, Heiligendamm
Q. Who gave the first evidence of the Big Bang theory?
1) Edwin Hubble
2) Albert Einstein
3) S . Chandrasekhar
4) Stephen Hawking
Q. What does the airbag, used for the safety of car drivers, contain?
1) Sodium bicarbonate
2) Sodium azide
3) Sodium nitrite
4) Sodium peroxide
Q. What is the name of the first Indian satellite in Space?
1) METSAT
2) Kalpana - I
3) Aryabhatta
4) INSAT-3D
Q. All the following are plant products except -
1) cork
2) hemp
3) silk
4) linen
Q. The moon has no atmosphere because -
1) on the atmosphere has ever formed there
2) the rock surface completely absorbed the gases
3) due to the low temperature, gases have condensed
4) its gravitational pull is not strong enough to hold an atmosphere
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