Previous year MCQs

General science UPPSC 1998 GS-I
Question

Which one of the following energy conversions takes place in carrying out the process of photosynthesis?

Answer & Solution

Answer: (Detailed Solution Below)

Option A: light to chemical energy

Detailed Solution:

The correct answer is “light to chemical energy”.
Photosynthesis is the process by which green plants convert light energy from the sun into chemical energy stored in glucose (sugar). This energy is then used by the plant for growth and other life processes.

Similar Questions:

With reference to the radioactivity, which of the following statements is/are correct ?

1. Radioactivity is a nuclear property.
2. Hydrogen bomb is prepared on the principle of nuclear fission.

Select the correct answer using the codes given below.
Codes :
  1. A) Only 1
  2. B) Only 2
  3. C) Both 1 and 2
  4. D) Neither 1 nor 2
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 one of the following uprisings occurred in Maharastra?
  1. A) Bhil uprising
  2. B) Kol uprising
  3. C) Rampa uprising
  4. D) Santhal uprising
Match the following list-I with list-II and select, the correct answer from the code given below the Lists:
List-I (States) - List-II (National parks)

A. Uttar Pradesh - 1. Bandipur
B. Assam - 2. Rajaji National Park
C. Orissa - 3. Similipal
D. Karnataka - 4. Manas

Code:
A B C D
  1. A) 1 2 3 4
  2. B) 2 4 3 1
  3. C) 4 3 2 1
  4. D) 2 3 1 4
Heroin is obtained from
  1. A) Indian hemp
  2. B) Opium poppy
  3. C) Tobacco
  4. D) Arecanut
The greatest painter of birds at Jahangir's Court was:
  1. A) Khwaja Abdus Samad
  2. B) Syed Ali Tabrizi
  3. C) Basawan
  4. D) Mansur
Food gets cooked quickly in a pressure cooker because of:
  1. A) At high pressure water gets boiled at low temperature
  2. B) At high pressure water gets boiled at high temperature
  3. C) Water boils only at 100°C but the amount of heat is high of high pressure
  4. D) Convection currents are generated inside the cooker
The disease caused by deficiency of protein in children is
  1. A) Kwashiorkor
  2. B) Pellagra
  3. C) Beri beri
  4. D) Rickets
Which one of the following metal is not attracted by a magnet:
  1. A) Iron
  2. B) Nickel
  3. C) Cobalt
  4. D) Aluminium
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
Tulsi plant has medicinal values due to the presence of the following ?
  1. A) Inorganic Acid
  2. B) Organic Acid
  3. C) Phenols and Flavonoids
  4. D) None of the above
Which one of the following is not related with space terminology?
  1. A) Telemetering
  2. B) Weightlessness
  3. C) Cislunar
  4. D) Byte