Current Affairs Quiz Questions-07 October 2023
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The Daily Current Affairs Quiz questions are based on various national and regional newspapers, including government news sources.
The questions are framed on happenings around you to enhance your competitiveness for news based concepts and facts.
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Question 1 of 4
1. Question
The National Framework for Climate Services (NFCS) which envisions to bring a seamless working platform for users of climate information and services, and help decide and mitigate climate risks for key sectors — agriculture, energy, disaster management, health and water is spearheaded by________________?
Correct
Answer: (B)
Explanation:
Spearheaded by the IMD, the National Framework for Climate Services will allow India to meet the ever rising challenges posed by climate changeIncorrect
Answer: (B)
Explanation:
Spearheaded by the IMD, the National Framework for Climate Services will allow India to meet the ever rising challenges posed by climate change -
Question 2 of 4
2. Question
Question.The RBI uses Open market operations (OMOs) in order to
1.Sale of government securities
2.Buy securities from the market
3.Maintain inflation and money supply
Select the correct answer from options given below?Correct
Answer: (D)
Explanation:
What’s OMO?
The RBI uses Open market operations (OMOs) in order to adjust the rupee liquidity conditions in the market on a durable basis. When the Reserve Bank feels that there is excess liquidity in the market, it resorts to the sale of government securities, thereby sucking out the rupee liquidity. Similarly, when the liquidity conditions are tight, the central bank buys securities from the market, thereby releasing liquidity into the market. It’s used as a tool to rein in inflation and money supply in the system. However, when liquidity is sucked out, it can lead to a spike in bond yields as the RBI will release more government securities into the market and bond buyers demand more interest rate on these securities.Incorrect
Answer: (D)
Explanation:
What’s OMO?
The RBI uses Open market operations (OMOs) in order to adjust the rupee liquidity conditions in the market on a durable basis. When the Reserve Bank feels that there is excess liquidity in the market, it resorts to the sale of government securities, thereby sucking out the rupee liquidity. Similarly, when the liquidity conditions are tight, the central bank buys securities from the market, thereby releasing liquidity into the market. It’s used as a tool to rein in inflation and money supply in the system. However, when liquidity is sucked out, it can lead to a spike in bond yields as the RBI will release more government securities into the market and bond buyers demand more interest rate on these securities. -
Question 3 of 4
3. Question
Question. Consider the following statements about “Quantum Dots”
1.The smallest quantum dots emit higher energy waves and produce blue light.
2.Biggest quantum dots release lower energy waves creating red light.
Select the correct answer from options given below?Correct
Answer: (C)
Explanation:
Quantum dots are semiconductor crystals consisting of just a few thousand atoms, which have some properties of single atoms. This allows them to be tuned so they can emit specific wavelengths of light. Very small quantum dots of cadmium selenide, for example, can emit blue light, but bigger crystals of the same compound emit red light. Quantum dots are used in applications that need specific wavelengths of light, from bright television displays to biological imaging.
The quantum effects that give the particles their name come from how electrons and their quantum energy levels change when particles get smaller and smaller. As quantum dots reach the nanoscale, the electrons start to be confined by the size of their surroundings. Once that size becomes smaller than the natural volume that an electron can move around in, the electrons respond by changing their energy levels. This in turn changes how those systems interact with light.
Quantum dots are extremely tiny – just a few millionths of a millimetre across. They are an artificially-created collection of semiconducting nanoparticles that glow blue, red or green when exposed to light.
Their exact size determines the colour of light they emit when given energy. The smallest quantum dots emit higher energy waves and produce blue light, and biggest dots release lower energy waves creating red light, with the middle sizes creating the colours in between.
Applications:
Tiny crystals in their QLED TV sets where the nanoparticles create colour.
Used in medical imaging to guide surgeons, in better targeting of cancer drugs, and in solar panels.
Being able to tune how a particle interacts with light could help engineers to develop low-cost optical detectors and sensors — an important component of autonomous transport, for example. It is also possible to integrate quantum dots into materials with unique shapes, textures and densities.
“Researchers believe that in the future they could contribute to flexible electronics, tiny sensors, thinner solar cells and encrypted quantum communication – so we have just started exploring the potential of these tiny particles.Incorrect
Answer: (C)
Explanation:
Quantum dots are semiconductor crystals consisting of just a few thousand atoms, which have some properties of single atoms. This allows them to be tuned so they can emit specific wavelengths of light. Very small quantum dots of cadmium selenide, for example, can emit blue light, but bigger crystals of the same compound emit red light. Quantum dots are used in applications that need specific wavelengths of light, from bright television displays to biological imaging.
The quantum effects that give the particles their name come from how electrons and their quantum energy levels change when particles get smaller and smaller. As quantum dots reach the nanoscale, the electrons start to be confined by the size of their surroundings. Once that size becomes smaller than the natural volume that an electron can move around in, the electrons respond by changing their energy levels. This in turn changes how those systems interact with light.
Quantum dots are extremely tiny – just a few millionths of a millimetre across. They are an artificially-created collection of semiconducting nanoparticles that glow blue, red or green when exposed to light.
Their exact size determines the colour of light they emit when given energy. The smallest quantum dots emit higher energy waves and produce blue light, and biggest dots release lower energy waves creating red light, with the middle sizes creating the colours in between.
Applications:
Tiny crystals in their QLED TV sets where the nanoparticles create colour.
Used in medical imaging to guide surgeons, in better targeting of cancer drugs, and in solar panels.
Being able to tune how a particle interacts with light could help engineers to develop low-cost optical detectors and sensors — an important component of autonomous transport, for example. It is also possible to integrate quantum dots into materials with unique shapes, textures and densities.
“Researchers believe that in the future they could contribute to flexible electronics, tiny sensors, thinner solar cells and encrypted quantum communication – so we have just started exploring the potential of these tiny particles. -
Question 4 of 4
4. Question
Match the following Rainfall Karnataka Towns and Districts
Town Districts
1.Agumbe i.Shimoga
2.Nadpal and Mudradi ii.Udupi
3.Hulikal iii.Hassan
Select the correct answer from options given below?Correct
Answer: (A)
Explanation:
Agumbe Rainforest Complex (ARC) in Karnataka, famed for its high rainfall and referred to as the ‘Cherrapunji of the South, has seen a decline in its monsoon rainfall over the past two years, resulting in it losing its crown to lesser-known towns in Udupi district.
Some towns, such as Nadpal and Mudradi, located 45-50 kilometers away from ARC, have recorded higher rainfall in 2022, pushing Agumbe to the third position in terms of rainfall in Karnataka.
In 2022, Agumbe received 6,251.5 mm of rain. However, Nadpal recorded 6,391.8 mm of rainfall, pushing Agumbe to second place, and Hulikal in Hassan district received 6,422.9 mm, placing Agumbe third in terms of rainfall in the state.Incorrect
Answer: (A)
Explanation:
Agumbe Rainforest Complex (ARC) in Karnataka, famed for its high rainfall and referred to as the ‘Cherrapunji of the South, has seen a decline in its monsoon rainfall over the past two years, resulting in it losing its crown to lesser-known towns in Udupi district.
Some towns, such as Nadpal and Mudradi, located 45-50 kilometers away from ARC, have recorded higher rainfall in 2022, pushing Agumbe to the third position in terms of rainfall in Karnataka.
In 2022, Agumbe received 6,251.5 mm of rain. However, Nadpal recorded 6,391.8 mm of rainfall, pushing Agumbe to second place, and Hulikal in Hassan district received 6,422.9 mm, placing Agumbe third in terms of rainfall in the state.