Previous year MCQs

General science UPPSC 1995 GS-I
Question

The vaccine for Polio was first prepared by:

Answer & Solution

Answer: (Detailed Solution Below)

Option B: Jonas Salk

Detailed Solution:

The correct answer is “Jonas Salk”.
Jonas Salk is credited with developing the first successful polio vaccine.

Similar Questions:

Assertion (A): Detergents easily remove oil and dirt from soiled garments.
Reason (R): Detergents increase the surface tension of water.
  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 of A
  3. C) A is true but R is false
  4. D) A is false but R is true
The best source of Vitamin C is:
  1. A) Apple
  2. B) Mango
  3. C) Amla
  4. D) Milk
Which one of the following fertilizers leaves maximum acidity in the soil?
  1. A) Urea
  2. B) Ammonium Sulphate
  3. C) Ammonium Nitrate
  4. D) Calcium Ammonium Nitrate
The plants receive nitrogen in form of
  1. A) Nitric oxide
  2. B) Nitrate
  3. C) Ammonia
  4. D) Nitride
Consider the following statements about haemoglobin and select the correct answer from the code even below:

1. It contains iron
2. It imparts red colour to the blood
3. It provides immunity against certain diseases
4. It is a carrier of oxygen in blood

Code:
  1. A) 1, 2 and 3
  2. B) 2, 3 and 4
  3. C) 1, 2 and 4
  4. D) 1, 2, 3 and 4
Which of the following statements about Bacteria is correct?
  1. A) They are on the border line of living and non-living
  2. B) They are on the border line of plants and animals
  3. C) They are on the border line of flowering and non flowering plants
  4. D) None of the above
Cholestrol is
  1. A) an insecticide
  2. B) a vitamin
  3. C) a steroid
  4. D) an enzyme
Indian rupee has been made fully convertible on:
  1. A) Current account on March 1, 1993
  2. B) Current account in August, 1994
  3. C) Capital account in August, 1994
  4. D) Current account in April, 1995
During last 25 years, the development of tubewell irrigation has been most spectacular in:
  1. A) Ganga-Ghaghra Doab
  2. B) Ganga-Yamuna Doab
  3. C) Saryupar Plain
  4. D) Bundelkhand
The globally programmed "Human Genome Project" deals with:
  1. A) establishment of a society of super-humans
  2. B) identification of races based on apartheid
  3. C) genetic improvement of human races
  4. D) identification and mapping of human genes and gene sequences
Which of the following is/are used as bio-fertilisers? Select the correct answer from the codes given below:

1. Azolla
2. Blue Green Algae
3. Alfalfa
4. Nitrolim

Codes:
  1. A) 1 and 2
  2. B) 1, 2 and 4
  3. C) 2, 3 and 4
  4. D) 1, 2 and 3
Dinosaurs were:
  1. A) Cenozoic reptiles
  2. B) Mesozoic birds
  3. C) Palaeozoic amphibia
  4. D) Mesozoic reptiles