Previous year MCQs

General science UPPSC 1997 GS-I
Question

Which one of the following is not correctly matched?

Answer & Solution

Answer: (Detailed Solution Below)

Option C: Tachometer - Pressure difference

Detailed Solution:

The correct answer is “Tachometer - Pressure difference”.
A tachometer is used to measure how fast something is spinning, not pressure difference.

Similar Questions:

Sound waves do not travel in:
  1. A) Solids
  2. B) Liquids
  3. C) Gases
  4. D) Vacuum
A person with vision defect 'Myopia' can see:
  1. A) nearby objects clearly
  2. B) distant objects clearly
  3. C) nearby as well as distant objects clearly
  4. D) neither nearby nor distant objects clearly
Which of the following contains carbon?
  1. A) Lignite
  2. B) Tin
  3. C) Silver
  4. D) Iron
When the TV is switched ON then:
  1. A) Both audio and visuals start simultaneously
  2. B) The audio is heard immediately but the video is visible later because the video needs some practice time
  3. C) The visual starts immediately but audio is heard later because the sound travels less than the speed of light
  4. D) It depends on the brand of TV
The Ozone layer in the atmosphere:
  1. A) Causes rainfall
  2. B) Creates pollution
  3. C) Protects life on earth from ultraviolet radiation
  4. D) Produces oxygen in the atmosphere
The radio-isotope used to detect blood clots in the circulatory system is:
  1. A) Arsenic-74
  2. B) Cobalt-60
  3. C) I-131
  4. D) Sodium-24
Match List-I with List-II and select the correct answer from the code given below:
List-I (Appliance/ quantity) - List-II (Measured Instrument)

1. Pressure - A. Ammeter
2. Weight - B. Hygrometer
3. Current - C. Barometer
4. Relative Humidity - D. Spring balance

Code:
A B C D
  1. A) 2 3 4 1
  2. B) 3 4 1 2
  3. C) 4 1 2 3
  4. D) 1 2 3 4
Study of Zoology deals with:
  1. A) Living animals only
  2. B) Living plants only
  3. C) Both living and dead animals
  4. D) Both living and dead plants
Which one of the following is not an explosive matter?
  1. A) Trinitro toluene
  2. B) Dinitro glycerine
  3. C) Cyclo Trimethylene trinitrarmine
  4. D) Nitrochloroform
Which one of the following is used as the coolant in the "Fast Breeder Test Reactor" at Kalpakkam?
  1. A) Carbon dioxide
  2. B) Heavy water
  3. C) Sea water
  4. D) Molten sodium
In which of the following animal's hooves are not found?
  1. A) Deer
  2. B) Jackal
  3. C) Horse
  4. D) Zebra
Saffron is dried mixture of:
  1. A) leaf and stem
  2. B) petals and roots
  3. C) seed forming parts of flower
  4. D) Seeds and buds