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21 May 2017

Which city's doctors successfully performed India's first uterine transplant on a woman?

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A team of 12 doctors at the Pune’s Galaxy Care Laparoscopy Institute (GCLI) successfully completed the highly complex and delicate procedure of India’s first uterine transplant on a woman from Solapur district. The world’s firs uterine transplant was performed in Saudi Arabia in April 2000, however, the first baby born from transplanted uterine was in Sweden in 2014. 

20 May 2017

Which gas has been converted into electricity by scientists using bacteria?

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The scientists at Pennsylvania State University in the U.S have used bacteria to turn methane into electricity. They have created a fuel cell which is powered by bacteria. It converts the greenhouse gas into electricity.

An Australian-Chinese research team at RMIT University, Melbourne has created the world's thinnest hologram. In this context, consider the following statements:

I. The 25-nanometre hologram is 1,000 times thinner than a human hair.

II. The nano-hologram can be seen without 3D goggles. 

III. The nano-hologram is based on a topological insulator material - a novel quantum material.

Choose the correct option

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An Australian-Chinese research team at RMIT University, Melbourne has created the world's thinnest hologram. The 25-nanometre is 1,000 times thinner than a human hair and can be seen without 3D goggles. The nano-hologram is based on a topological insulator material - a novel quantum material that holds the low refractive index in the surface layer but the ultrahigh refractive index in the bulk.

19 May 2017

What will be the total installed capacity of 10 new nuclear reactors that will be set up on indigenous mode by India?

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The Cabinet approval is for construction of 10 units of India’s indigenous Pressurized Heavy Water Reactors (PHWR) with a total installed capacity of 7000 MW. The 10 PHWR project will result in a significant augmentation of nuclear power generation capacity from the present capacity of 6780 MW from 22 operational plants.

16 May 2017

To perform imaging of which human part scientists have developed the first-ever 'capsule robot'?

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The US Scientists have used a tiny capsule guided by an external magnet attached to a robotic arm to successfully perform intricate manoeuvres inside the colon, an advance that will reduce discomfort of colonoscopies. Researchers hope that the 18-millimetre capsule robot could be used safely and effectively in the future on humans to identify and remove pre-cancerous lesions and tumours detected during colonoscopy.

15 May 2017

What is the name of malicious software that infects a computer and restricts users' access to it until a ransom is paid to unlock it?

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Many organisations in nearly 100 countries, including India, have come under a massive cyber-attack. The cyber-attack has been named “Ransomware” and it was first reported from Sweden, Britain and France. Ransomware is a type of malicious software that infects a computer and restricts users' access to it until a ransom is paid to unlock it. It demands users pay US $300 worth of cryptocurrency Bitcoin to retrieve their files. The malware spreads through e-mail.

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