Previous year MCQs

General science UPPSC 2003 GS-I
Question

Which one of the following causes acid rain:

Answer & Solution

Answer: (Detailed Solution Below)

Option D: Nitrogen oxide

Detailed Solution:

The correct answer is “Nitrogen oxide”.
Acid rain is caused by emissions of sulfur dioxide and nitrogen oxide, which react with water molecules in the atmosphere to form acids.

Similar Questions:

A Ball thrown outside from an artificial satellite revolving round the Earth will:
  1. A) Go on the Sun
  2. B) Go on the Moon
  3. C) Fall on the Earth
  4. D) Revolve round the Earth in the same orbit with the same time period as satellite
Telescope was invented by:
  1. A) Gallileo
  2. B) Gutinberg
  3. C) Edision
  4. D) Graham Bell
The largest producer of natural rubber in the world is:
  1. A) Brazil
  2. B) India
  3. C) Malaysia
  4. D) Thailand
Which of the following is associated with potassium deficiency?
  1. A) Kidney damage and paralysis of muscles
  2. B) Low blood pressure
  3. C) Hip-joint replacement
  4. D) Blood transfusion
India has formalised a contract for joint manufacture of "Scorpion" most modern submarine, in the country itself, with:
  1. A) Britain
  2. B) France
  3. C) Russia
  4. D) Ukraine
The weight of any body is
  1. A) Same at every place on earth's surface
  2. B) Maximum at poles
  3. C) More on equator
  4. D) More on mountains than in planes
In which part of the cinchona plant quinine occurs naturally?
  1. A) Root
  2. B) Fruit
  3. C) Seed
  4. D) Bark
A prime number x between 10 and 50 remains unchanged if its digits are reversed. Then, the square of such number is:
  1. A) 121
  2. B) 484
  3. C) 1089
  4. D) 1225
Thiamin is:
  1. A) Vitamin C
  2. B) Vitamin B2
  3. C) Vitamin B6
  4. D) Vitamin B1
Match List - I with List - II and select the correct answer using the codes given below the lists:
List - I (Substance) - List - II (Use)

A. Blue Vitriol - 1. Artificial rain
B. Eosin - 2. Fungicide
C. Silver iodide - 3. Red ink
D. Zinc phosphide - 4. Rodenticide
  1. A) 2 3 4 1
  2. B) 2 1 3 4
  3. C) 2 3 1 4
  4. D) 2 4 1 3
A colour-blind man marries a normal woman. The features of colour blindness will appear in his:
  1. A) sons
  2. B) daughters
  3. C) sons's sons
  4. D) daughter's sons
First computer was made by
  1. A) Bill Gates
  2. B) Bill Clinton
  3. C) Charles Babbage
  4. D) Marconi