Previous year MCQs

General science UPPSC 1996 GS-I
Question

Which one of the following fertilizers leaves maximum acidity in the soil?

Answer & Solution

Answer: (Detailed Solution Below)

Option B: Ammonium Sulphate

Detailed Solution:

The correct answer is “Ammonium Sulphate”.
Ammonium sulfate is the most acidifying of the nitrogen fertilizers listed.

Similar Questions:

Of the following events, which stands third in chronological order?
  1. A) Champaran Movement
  2. B) Non-co-operation Movement
  3. C) Quit India Movement
  4. D) Dandi March
Dinosaurs were:
  1. A) Cenozoic reptiles
  2. B) Mesozoic birds
  3. C) Palaeozoic amphibia
  4. D) Mesozoic reptiles
The highest peak in the U.P. Himalayas is:
  1. A) Chaukhamba
  2. B) Dhaulagiri
  3. C) Nanda Devi
  4. D) Trisul
Consider the following statements:

Assertion (A): India's nuclear policy incorporates its unpreparedness to open its nuclear plants for international inspection.
Reason (R): India will not produce any nuclear bomb.

Select your answer from the code given below:
  1. A) Both (A) and (R) are true and (R) is the correct explanation of (A)
  2. B) Both (A) and (R) are true but (R) is not the correct explanation
  3. C) (A) is true and (R) is false
  4. D) (A) is false but (R) is true
The working principle of atom bomb is nuclear fission of uranium and the working principle of hydrogen bomb is:
  1. A) nuclear fusion of deuterium
  2. B) nuclear fission of thorium
  3. C) explosion of bomb involving hydrogen gas
  4. D) explosion involving dynamite and T.N.T.
The colour of light is determined by its
  1. A) Amplitude
  2. B) Wavelength
  3. C) Intensity
  4. D) Velocity
Which of the following is a substance abundantly available in the sea and administered in a certain deficiency disease?
  1. A) Iron
  2. B) Vitamin A
  3. C) Fluorine
  4. D) Iodine
What happens when some charge is placed on a soap bubble ?
  1. A) Its radius increases
  2. B) Its radius decreases
  3. C) The bubble collapses
  4. D) None of the above
Milk is an example of:
  1. A) Foam
  2. B) Sol
  3. C) Aerosol
  4. D) Emulsion
Genome mapping relates to:
  1. A) blood grouping
  2. B) mapping of genes
  3. C) mapping of nerve centers
  4. D) mapping of brain
Which of the following is known as laughing gas?
  1. A) Ammonia
  2. B) Nitrous Oxide
  3. C) Carbon Monoxide
  4. D) Chlorofluro Carbon
The Black Hole Theory was propounded by:
  1. A) CV Raman
  2. B) H.J Bhabha
  3. C) S. Chandrashekhar
  4. D) Hargovind Khurana