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Quiz 564: General Science

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1.
Consider the following statements regarding the phenomenon of heliotropism observed in sunflowers:
  1. The motion due to heliotropism is more pronounced in mature sunflowers than in young buds.
  2. Sodium ions are crucial regulators in the process of heliotropism in plants.
  3. Heliotropic response in sunflowers is primarily triggered by the blue segment of sunlight.
Which of 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.
Consider the following types of television sets for use at very high altitudes:
  1. LCD TV
  2. Plasma TV
  3. Cathode Ray Tube (CRT) TV
Which of the above are expected to work properly at very high altitudes?
4.
Which of the following happen(s) on blending of gasoline with ethanol?
  1. Octane number of the fuel is raised.
  2. Energy content per unit volume is increased.
  3. The engine is less likely to suffer damage.
Select the correct answer using the codes given below:
5.
Consider the following statements regarding the blending of gasoline with ethanol:
  1. Octane number is raised
  2. Energy content per volume is increased
  3. The engine is less likely to suffer damage
Which of the above statements is / are correct?
6.
Consider the following statements regarding the concept of "Virtual Water":
  1. A country that exports more food is likely to consume more virtual water.
  2. Virtual water has no direct relation with real water.
  3. Virtual water has major impacts on global trade policy.
Which of the above statements is/are correct?
7.
Consider the following statements regarding the use of mice in scientific experiments:
  1. Mice reproduce relatively quickly, enabling tracking of multiple generations within shorter time frames.
  2. The number of chromosomes in humans and mice is equal.
  3. Many DNA elements (genes) in humans and mice are highly similar in their structure and function.
Which of the above statements are correct?
8.
Consider the following:
  1. Trojans
  2. Adware
  3. Trackware
  4. Keyloggers
With reference to common computer applications, which of the above can be classified as types of 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?
Originally written on September 24, 2011 and last modified on August 4, 2020.
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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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