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Science Current Affairs Quiz - January 2017

Home > Current Affairs > Science Current Affairs Quiz - January 2017

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1. According to Food Standards Agency (FSA) of ___________ - chips, potatoes and bread cooked to brown can cause cancer.

  1. When the starchy foods are roasted, grilled or fried for too long at high temperatures (above 120 degree Celsius), it produces carcinogenic chemical Acrylamide. Acrylamide is toxic to DNA and causes cancer.
United Kingdom
USA
Russia
India
None of These


2. Astronomer Stephen Kane from San Francisco State University (__________) claimed that an exoplanet called‚ Wolf 1061c‚ could be habitable, stating that its faster orbit changes may cause its climate to be quite chaotic ?

Spain
UK
USA
Russia
None of These


3. Atomic clocks on first satellite __________ of the NavIC (Navigation with Indian Constellation (India's‚ indigenously built satellite-based positioning system)) has developed a technical issue with all 3 of its atomic clocks failing.

IRNSS - 4A
IRNSS - 3A
IRNSS - 2A
IRNSS - 1A
None of These


4. ________ Physicists created new form of Hydrogen - negatively charged hydrogen clusters, previously unseen form of hydrogen ?

British
Australian
American
Russian
Austrian


5. Engineers from Stanford University (_____________) have built a low-cost human-powered blood centrifuge that can separate blood into its individual components in only 1.5 minutes. It can spin at speeds of 1,25,000 revolutions per minute and exert centrifugal forces of 30,000 Gs. It is claimed to be fastest spinning object driven by human power ?

UK
Russia
USA
Spain
None of These


6. Indian Space Research Organisation (ISRO) successfully tested indigenously developed cryogenic engine (___________) for upper stage ‘GSLV Mk III’ rocket. ‚  It was first test in series of two tests.‚  First was for 50 seconds and second planned test will be for 640 seconds.

  1. Cryogenic engines are used in the upper stage of a rocket launch as they provide the maximum thrust to a launcher vehicle. It uses Liquid Oxygen and Liquid Hydrogen propellant combination and can carry heavy payloads to orbits.
C25
C24
C23
C20
None of These


7. Indian Space Research Organisation (ISRO) will launch record _________ satellites in a single flight in February 2017, most attempted ever by any country. These satellites will be launched using PSLV-C37 from Satish Dhawan Space Centre in Sriharikota in Andhra Pradesh. Of 103 satellites, 100 are micro satellites from foreign nations.

  1. Earlier, ISRO had planned a launch of 83 satellites in January 2017, But launch was delayed and 20 more foreign satellites were added.

?

113
104
123
99
None of These


8. Indian Space Start-up TeamIndus proposed an opportunity to its donors to leave their name on moon, on paying Rs 500. Names of donors will be micro-engraved on a small-sized aluminium object and placed on the lunar surface which will land on moon on 26 January _______ ?

2018
2019
2020
2021
None of These


9. India’s first dedicated space observatory, _________ has captured rare phenomenon of a small six-billion-year-old vampire star preying on a bigger star.

  1. Vampire star phenomenon is observed when smaller star sucks mass and energy out of the bigger companion star, causing its eventual death.

ASTROSAT
ISS
Chadrayan
IRNSS-1A
None of These


10. Ministry of Earth Sciences (MoES) commissioned a very high resolution (12 km) global deterministic weather prediction model for generating operational weather forecasts, replacing earlier version of horizontal resolution of 25 km. MoES’s operational Ensemble Prediction System (EPS) is upgraded to 12 km by High Performance Computing (HPC) augmented to _________ (PFs) from current 1.2 PFs ?

2.2 Peta Flops
3.3 Peta Flops
4.4 Peta Flops
10 Peta Flops
None of These


11. National Aeronautics and Space Administration (NASA) approved mission to explore 16 Psyche, an iron-rich asteroid. Mission craft will be launched in 2023, and will arrive at Psyche in __________. ?

2028
2025
2040
2030
None of These


12. Outdoor trials of genetically modified mosquitoes launched in Jalna district of __________ by British Biotech Firm Oxitec, to demonstrate efficiency of this technique to suppress wild female mosquito populations that transmit dengue, chikungunya and Zika. It uses Release of Insects carrying Dominant Lethal genes (RIDL) technology ?

Goa
Maharashtra
Gujarat
Mizoram
None of These


13. Researchers from Scripps Research Institute (_______) created world’s first stable semi-synthetic organism, a single-celled bacterium with an expanded genetic code.

  1. Semi-synthetic organism is modified E-coli bacteria created by introducing DNA molecules that are not found in nature in a common bacterium.
  2. Life’s natural genetic code only contains four natural bases- adenine (A), cytosine (C), guanine (G), thymine (T). These bases pair forms two base pairs in the DNA ladder. The newly created bacterium has two human-created X and Y bases that grow and divide, much like natural bases.
Spain
Russia
UK
France
USA


14. Researchers from Midwestern University (____________) identified function of the‚ human appendix, often considered of little use.

  1. Human appendix has evolved over 30 times throughout mammalian evolution.
  2. It was found that species with appendix have higher concentrations of immune (lymphoid) tissue in cecum (part of large intestines), suggesting that appendix could serve as a secondary immune organ.
  3. Appendix might also function as a‚ safe house‚ for helpful gut bacteria as lymphatic tissue can stimulate growth of beneficial gut bacteria.
USA
Romania
Bolivia
Lithunia
None of These


15. Researchers from ________'s Massachusetts Institute of Technology (MIT) developed 3D version of graphene, one of strongest materials. So far Graphene was not able for practical use because of its extreme thinness. 3D version of Graphene is only 5% as dense as steel but is 10 times stronger. ?

Spain
Russia
UK
USA
None of These


16. Researchers from University of Central Florida (_____________) have developed a new method for Faster Diagnosis of HIV, Lyme disease, syphilis and rotavirus infections, by combining nanoscience with a magnetic phenomenon. ?

France
UK
USA
Germany
None of These


17. Scientists at University of Manchester (____________) have developed world’s lightest (40 Grams) high-performance mechanical watch RM 50-03, using‚ graphene. Ultralight watch was made using unique grapheme composite known as Graph TPT. ?

USA
UK
Russia
China
None of These


18. Scientists discovered a new species of gibbon named as ‘Skywalker hoolock gibbon’ living in south-west ________’s rainforests. ?

India
China
Cambodia
Columbia
None of These


19. Scientists from Botanical Survey of India (BSI) discovered a new species of Zingiber (ginger) from ______________. The new species has been named as Zingiber pseudosquarrosum and belongs to genus Zingiber. ?

Dadra and Nagar Haveli
Puducherry
Laksadweep
Andaman and Nicobar Islands
None of These


20. Scientists from Tohoku University (________________) claimed that Silicon (Si) is‚ missing element‚ in Earth’s core, paving way for better understanding of how our world formed. Silicon likely makes up a significant proportion (5%) of Earth’s core after its major constituents iron and nickel. ?

Japan
China
Vietnam
Chad
None of These

 

21. Scientists from University of Limerick‚ (_________________) claimed to discover a new human digestive system organ (79th Human Organ) -‚ Mesentery. Mesentery connects intestine to the abdomen and was previously thought to consist of fragmented and disparate structures. ?

Ireland
Poland
Switzerland
Scotland
None of These


22. Scientists spotted a new dark, contorted sunspot that is twice diameter of Earth, using Atacama Large Millimetre/submillimetre Array (ALMA) antennas located in Atacama Desert of northern _________ ?

Chad
Chile
Columbia
China
None of These


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