Master your Daily Current affairs - 23rd Aug
1. What is Antihyper Hydrogen-4 made up of?
A) An antiproton, two antineutrons, and one antihyperon
B) A proton, two neutrons, and one hyperon
C) Two antiprotons, one antineutron, and one antihyperon
D) An antiproton, one antineutron, and two antihyperons
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2. Where were the traces of Antihyper Hydrogen-4 found?
A) Large Hadron Collider (LHC)
B) Fermi National Accelerator Laboratory (Fermilab)
C) Relativistic Heavy Ion Collider (RHIC)
D) European Synchrotron Radiation Facility (ESRF)
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3. Why is the discovery of Antihyper Hydrogen-4 significant?
A) It may help scientists understand how our universe came to be.
B) It proves that antimatter does not exist.
C) It shows that antimatter has a longer lifetime than matter.
D) It indicates that antihyperons are the heaviest particles ever discovered
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4. Which property of antimatter is NOT shared with matter?
A) Mass
B) Lifetime before decaying
C) Electric charge
D) Interactions
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5. What is the next step that scientists plan to take after discovering Antihyper Hydrogen-4?
A) To recreate the anti-hyper hydrogen-4 in different conditions
B) To study the electric charge of anti-hyper hydrogen-4
C) To compare the masses of the antiparticles and their matter counterparts
D) To determine the stability of anti-hyper hydrogen-4 over time
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6. What natural phenomenon is believed to have contributed to the sinking of a luxury yacht off Sicily?
A) Earthquake
B) Tsunami
C) Waterspout
D) Volcanic eruption
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7. What is the average diameter of a typical waterspout?
A) 30 feet (9 meters)
B) 165 feet (50 meters)
C) 300 feet (91 meters)
D) 500 feet (152 meters)
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8. What are the two main types of waterspouts?
A) Cyclonic and Anticyclonic
B) Tropical and Polar
C) Tornadic and Fair Weather
D) Strong and Weak
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9. Which stage of waterspout formation involves the appearance of a swirling mass of sea spray resembling the eye of a hurricane?
A) Dark spot
B) Spray ring
C) Mature vortex
D) Spiral pattern
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10. Recent research from the University of Barcelona suggests that an increase in which factor may lead to more frequent waterspout occurrences?
A) Atmospheric pressure
B) Sea surface temperatures
C) Wind speed
D) Cloud cover
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11. What is the main advantage of the ISDra2TnpB genome editor over traditional CRISPR-associated proteins like Cas9 and Cas12?
A) Higher cost
B) Faster editing speed
C) Smaller size
D) Increased complexity
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12. From which bacterium is the ISDra2TnpB genome editor derived?
A) Escherichia coli
B) Bacillus subtilis
C) Deinococcus radiodurans
D) Staphylococcus aureus
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13. What is the editing efficiency of the ISDra2TnpB tool in plant genomes?
A) 10.5%
B) 20.2%
C) 33.58%
D) 45.7%
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14. What type of plants has ISDra2TnpB been shown to be effective in editing?
A) Only monocot plants
B) Only dicot plants
C) Both monocot and dicot plants
D) Only genetically modified plants
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15. Which potential application of ISDra2TnpB in agriculture was mentioned in the text?
A) Reducing crop susceptibility to pests
B) Increasing crop height
C) Enhancing crop's flowering time
D) Making plants more dependent on fertilizers
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16. Why is a lunar time standard necessary for future missions on the Moon?
A) To measure the Moon's rotation accurately
B) To synchronize communication between lunar spacecraft, satellites, and Earth
C) To calculate the exact distance between Earth and the Moon
D) To maintain the temperature of lunar bases
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17. How does time on the Moon compare to time on Earth due to the Moon's lower gravity?
A) Time on the Moon ticks slightly faster than on Earth
B) Time on the Moon ticks slightly slower than on Earth
C) Time on the Moon is exactly the same as on Earth
D) Time on the Moon is unpredictable
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18. What is the most common type of atomic clock used to define the international time standard, UTC?
A) Hydrogen maser atomic clocks
B) Rubidium atomic clocks
C) Cesium atomic clocks
D) Quartz atomic clocks
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19. How is one second defined in atomic time?
A) The time it takes for light to travel one meter in a vacuum
B) The duration of one full rotation of the Earth
C) The time it takes for a cesium atom to vibrate 9,192,631,770 times
D) The time between two consecutive sunrises
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20. Which organization is responsible for maintaining Coordinated Universal Time (UTC)?
A) NASA
B) International Telecommunication Union (ITU)
C) United Nations (UN)
D) International Bureau of Weights and Measures (BIPM)
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21. What significant rock type did Chandrayaan-3's Pragyan rover discovery in the lunar south pole region?
A) Basalt
B) Granite
C) Ferroan anorthosite
D) Gabbro
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22. What does the Lunar Magma Ocean (LMO) theory propose about the early history of the moon?
A) The moon was initially covered with water
B) The moon's surface was once entirely molten
C) The moon was formed from volcanic eruptions
D) The moon has always had a solid surface
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23. How does the discovery of ferroan anorthosite support the Lunar Magma Ocean theory?
A) It indicates the moon’s early crust was formed from a global magma ocean.
B) It shows that the moon had significant volcanic activity.
C) It suggests the moon formed from water-rich materials.
D) It proves that the moon has undergone plate tectonics.
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24. What instrument did Pragyan use to identify the chemical composition of lunar soil?
A) Infrared Spectrometer
B) Neutron Spectrometer
C) Alpha Particle X-ray Spectrometer (APXS)
D) Mass Spectrometer
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25. Which theory is related to the moon's formation following a collision between early Earth and a Mars-sized body?
A) Impact hypothesis
B) Volcanic origin theory
C) Fission theory
D) Accretion theory
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