Previous year MCQs

General science UPPSC 2004 GS-I
Question

Which one of the following is a bio-diesel plant?

Answer & Solution

Answer: (Detailed Solution Below)

Option B: Jatropa

Detailed Solution:

The correct answer is “Jatropa”.
Jatropha (Jatropha curcas) is widely cultivated for its oil-rich seeds, which are suitable for biodiesel production due to their high oil content and relatively low competition with food crops.

Similar Questions:

Methane is present in the atmosphere of
  1. A) Moon
  2. B) Sun
  3. C) Jupiter
  4. D) Mars
Biological resurfacing is a recent surgical technique used to treat problems of:
  1. A) Knee joints
  2. B) Ankle joints
  3. C) Hip joints
  4. D) Vertebral joints
Triple antigen is given to a child to prevent:
  1. A) Polio, smallpox, diphtheria
  2. B) Diphtheria, whooping cough, tetanus
  3. C) Smallpox, whooping cough, tetanus
  4. D) Polio, tetanus, whooping cough
Which of the following substances is not a protein ?
  1. A) Cotton
  2. B) Hair
  3. C) Spider Silk
  4. D) Hoof
In which part of the cinchona plant quinine occurs naturally?
  1. A) Root
  2. B) Fruit
  3. C) Seed
  4. D) Bark
When a body is taken from the earth to the moon
  1. A) Its weight increases
  2. B) Its weight decreases
  3. C) Its weight remains unchanged
  4. D) It becomes completely weightless
Consider the following statements and select the correct answer from the code given below:

1. Presence of calcium sulphate makes water hard and unfit for use.
2. Diamond is harder than copper and iron.
3. The main component of air is oxygen.
4. Nitrogen is used in the preparation of vegetable ghee.

Code:
  1. A) 1 and 2
  2. B) 3 and 4
  3. C) 1 and 3
  4. D) 2 and 4
The book 'A Brief History of Time' has been written by whom?
  1. A) Stephen Hawking
  2. B) J.V. Narlikar
  3. C) C.V. Raman
  4. D) S. Bose
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 of the following is NOT mosquito borne disease?
  1. A) Dengue fever
  2. B) Filariasis
  3. C) Sleeping sickness
  4. D) Malaria
Who has the right to seek advisory opinion of the Supreme Court of India, on any questions of law?
  1. A) Prime Minister
  2. B) President
  3. C) Any of the High Courts
  4. D) All the above
A sample of any of the following substances disappears after sometime when exposed to air like camphor, naphthalene or dry ice. This phenomenon is called:
  1. A) Sublimation
  2. B) Evaporation
  3. C) Diffusion
  4. D) Radiation