Previous year MCQs

General science UPPSC 2019 GS-I
Question

Match List-I with List-II and select the correct answer using the codes given below:
List I - List II

A) Kevlar - 1) Explosive
B) Taxol - 2) Synthetic fibre
C) Zink Phosphide - 3) Anticancer drug
D) Nitrocellulose - 4) Rodenticide

Answer & Solution

Answer: (Detailed Solution Below)

Option B: A-2, B-3, C-4, D-1

Detailed Solution:

The correct answer is “A-2, B-3, C-4, D-1”.
List I List II
Kevlar Synthetic fibre
Taxol Anticancer drug
Zinc Phosphide Rodenticide
Nitrocellulose Explosive

Similar Questions:

Consider the following statements in respect of a jet engine and a rocket:

1) A jet engine uses the surrounding air for it oxygen supply and so is unsuitable for motion in space.
2) A rocket carries its own supply of oxygen in the gas form as fuel.

Which of the above statements is/are correct?
  1. A) (1) only
  2. B) (2) only
  3. C) Both (1) and (2)
  4. D) Neither (1) nor (2)
Which one of the following is not correctly matched? Nitrogen fixing agent – Crop
  1. A) Blue green algae – Paddy
  2. B) Rhizobium Leguminisarum – Pea
  3. C) Azotobacter – Wheat
  4. D) Azolla – Maize
The energy of the sun is produced by
  1. A) Nuclear fission
  2. B) Ionisation
  3. C) Nuclear fusion
  4. D) Oxidation
Match lists-I and List-II and select the correct answer from the code given below:
List-I (Physical Quantities) - List-II (Units)

A. Acceleration - 1. Joule
B. Force - 2. Newton-second
C. Work done - 3. Newton
D. Impulse - 4. Metre/Second2

Code:
A B C D
  1. A) 1 2 3 4
  2. B) 2 3 4 1
  3. C) 3 4 1 2
  4. D) 4 3 1 2
Oil spreads over the surface of water because:
  1. A) Oil is more dense than water
  2. B) Oil is less dense than water
  3. C) Oil has more surface tension than, water
  4. D) Oil has less surface tension than water
SONAR is mostly used by:
  1. A) Astronauts
  2. B) Doctors
  3. C) Engineers
  4. D) Navigators
Match List-I with List-II and select the correct answer using the codes given below the lists.
List-I List-II
(Disease) (Cause)

A. Marasmus - 1. Prolonged Starvation
B. Kwashiorkor - 2. Protein Deficiency
C. T.B. - 3. Bacterial Infection
D. Hepatitis B - 4. Viral Infection
  1. A) 1 2 3 4
  2. B) 2 1 3 4
  3. C) 4 2 3 1
  4. D) 2 4 1 3
Thiamin is:
  1. A) Vitamin C
  2. B) Vitamin B2
  3. C) Vitamin B6
  4. D) Vitamin B1
Ultrasonics are sound waves of frequency:
  1. A) Greater than 20, 000 Hz
  2. B) Less than 10, 000 Hz
  3. C) Equal to 1000 Hz
  4. D) None of these
Which of the following is used in Genetic-Engineering?
  1. A) Plastid
  2. B) Plasmid
  3. C) Mitochondria
  4. D) Ribosome
Which one of the following is not correctly matched?
  1. A) Anemometer - Wind speed
  2. B) Ammeter - Electric current
  3. C) Tachometer - Pressure difference
  4. D) Pyrometer- High temperature
Radar is used for:
  1. A) Detecting objects by using light waves
  2. B) Reflecting sound waves to detect objects
  3. C) Determining the presence and location of objects with radio wave
  4. D) Tracking rain-bearing clouds