The science tech quizzes provided to you this week will help you know about various discoveries that took place around the world. These quizzes allow you to know about the interesting discoveries of the world and certain predictions of the scientists. Answer the given questions to judge your knowledge about these discoveries and discussions about the scientists.
1. The Mayan Doomsday predictions about the world ending on 21 December 2012 had failed and additionally NASA ruled out the asteroid collision with Earth in 2040. What is the name of this as teroid which was feared to be collided?
a) 2011 AG5
b) 5224 Abbe
c) 2646 Abetti
d) 6805 Abstracta
Answer: (a) 2011 AG5
2. The spaceplane constructed by Richard Branson's spaceflight company called Virgin Galactic successfully completed the important flight test which would be able to carry the people to space. What is the name of this spaceplane?
a) Boeing X-37
b) Soviet Buran
c) SpaceShipTwo
d) BOR-4
Answer: (c) SpaceShipTwo
3. Astronomers claimed that a rare supercomet called ___________ was moving towards the Sun from outer solar system. Fill in the blank with an appropriate option:
a) C/1980 E1 (Bowell)
b) Comet Hale–Bopp (C/1995 O1)
c) Comet Lulin (C/2007 N3)
d) C/2012 S1 (ISON)
Answer: (d) C/2012 S1 (ISON)
4. Australian researchers of Sydney’s Garvan Institute claimed that they discovered primary factor which made breast cancer aggressive as well as resistant to the treatments. Which of the following statements is false in this context?
a) Protein called ELF5 is responsible for making the tumours of breast cancer more aggressive as well as resistant to treatments, revealed the key researcher Chris Ormandy.
b) The study would be helpful in targeting ELF5 in such a way that it would help in treating the breast cancers which are not numb to anti-oestrogens.
c) Around half of the women will eventually not be able to tackle to anti-oestrogen treatment which they would have been undergoing, which would in turn further progress their tumour.
d) In the tissue-culture models of this type of cancer which were made numb to anti-oestrogen treatment, levels of ELF5 increase dramatically.
Answer: (b) The study would be helpful in targeting ELF5 in such a way that it would help in treating the breast cancers which are not numb to anti-oestrogens.
5. Researchers from the Penn State University in the last week of December declared that the cause of encouragement of human evolution might have been the swift environmental changes in areas like East Africa around _____________. Fill in the blank with appropriate option:
a) 3 million years ago
b) 200 million years ago
c) 2 million years ago
d) 300 million years ago
Answer: (c) 2 million years ago
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