Quiz 564: General Science

1.
Consider the following statements in context with the motion of the Sunflowers in response to Sun’s movement (Heliotropism):
  1. The Phenomenon is more pronounced in grown up flowers in comparison to young buds
  2. The Sodium Ions play a very important role in Heliotropism
  3. Heliotropism is mostly ascribed to the “Blue” segment of Sun Light
Which among the above statements is/ are correct?
2.
If an egg with shell is placed in a microwave oven, which among the following would most likely happen?
3.
A tourist, who plans to visit a hill station located at very high altitude also wishes to take along his Television Set. In this context, consider the following:
  1. LCD TV
  2. Plasma TV
  3. Cathode Ray Tube TV
Which among the above are expected to work properly at very high altitudes?
4.
When gasoline is blended with Ethanol then —
  1. Octane number is raised
  2. Energy content per volume is increased
  3. The engine is less likely to suffer damage
Which among the above statements is/ are correct?
5.
When gasoline is blended with Ethanol then —
  1. Octane number is raised
  2. Energy content per volume is increased
  3. The engine is less likely to suffer damage
Which among the above statements is/ are correct?
6.
Consider the following observations about the new concept called “Virtual Water”:
  1. A country which exports more food is likely to consume more Virtual water
  2. Virtual Water has no direct relations with the Real water
  3. Virtual water has major impacts on global trade policy
Which among the above statements is/ are correct?
7.
Scientists use mice for experiments. Consider the following reasons of this:
  1. Mice relatively reproduce quickly so many generations can be tracked in shorter times
  2. The number of Chromosomes in Human and Mice is equal
  3. Many DNA elements (genes) in human and mice are highly similar in their structure and function
Choose the correct statements:
8.
Consider the following:
  1. Trojans
  2. Adware
  3. Trackware
  4. Keyloggers
In context with the everyday computer applications, which among the above can be classified as Spyware?
9.
Consider the following statements:
  1. International Space Station is stationary, when seen from Earth
  2. An astronaut in International Space Station feels complete weightlessness
  3. International Space Station is always in a state of Free fall
Which among the above statements is/ are correct?
10.
Two Flat mirrors are placed at an angle of 60° from each other. How many images will be formed of a Candle placed in between them?

9 Comments

  1. Madurai Kalaichelvan

    September 26, 2011 at 7:34 pm

    super selected topic of science

    Reply
  2. nitin

    September 27, 2011 at 10:53 am

    in 8th q if 3 is correct then 2 must be….

    Reply
  3. araditya21

    October 4, 2011 at 11:34 pm

    in 8th question if 3 is correct then shouldn 2 also b correct?

    Reply
  4. GKToday

    October 5, 2011 at 3:10 pm

    State of free fall does not mean complete weightlessness. There is always a microgravity environment on ISS. You must refer the wikipedia page.

    Reply
  5. katravath reddya

    October 5, 2011 at 8:05 pm

    very nice all subject………..

    Reply
  6. harvendra

    October 31, 2011 at 7:37 pm

    very nice matter………….

    Reply
  7. anant

    November 21, 2011 at 5:01 am

    but free falling body example in free falling lift one feels weightlessness

    Reply
  8. gurwinderkoti

    February 22, 2012 at 1:00 pm

    gr8 ji….

    Reply
  9. arya

    April 4, 2012 at 12:50 pm

    in 8th queston the 2nd option is wrong becoz its says complete weightlessness, nuts its not complete weightlessness that he feel

    Reply

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