Previous year MCQs

General science UPPSC 2024 GS-I
Question

The joint where the neck joins the head is:

Answer & Solution

Answer: (Detailed Solution Below)

Option A: Pivotal joint

Detailed Solution:

The correct answer is “Pivotal joint”.

Joint Type Movement Location
Pivot Joint Rotational movement Neck (between atlas and axis)
Saddle Joint Movement in two planes Thumb
Hinge Joint Movement in one plane (like a door opening) Knee, Elbow
Ball and Socket Joint Movement in multiple planes (greatest range of motion) Shoulder, Hip

Similar Questions:

Main function of Dynamo is?
  1. A) To convert the mechanical energy into electric energy
  2. B) To convert the electric into mechanical energy
  3. C) High potential producing equipment
  4. D) Low potential producing equipment
Which of the following us used in the treatment of blood cancer?
  1. A) lodine-131
  2. B) Sodium-24
  3. C) Phosphorus-32
  4. D) Cobalt-60
Study of Zoology deals with:
  1. A) Living animals only
  2. B) Living plants only
  3. C) Both living and dead animals
  4. D) Both living and dead plants
Consider the following Peshwas and arrange them in ascending chronological order:

1. Raghunath Rao (Raghoba)
2. BalajiBajiRao
3. Narayan R4o
4. Balaji Vishwanath

Select the correct answer from the codes given
below:
  1. A) 4, 2, 3, 1
  2. B) 3, 4, 1, 2
  3. C) 1, 2, 3, 4
  4. D) 1, 3, 2, 4
The energy of the sun is produced by?
  1. A) Ionisation
  2. B) Nuclear fusion
  3. C) Nuclear fission
  4. D) Oxidation
Bhopal Gas Tragedy was caused due to the leakage of:
  1. A) Methyl Isocynate
  2. B) Nitrogen dioxide
  3. C) Sulphur dioxide
  4. D) Carbon monoxide
Laser is a device for producing
  1. A) spontaneous radiation
  2. B) dispersed radiation
  3. C) scattered radiation
  4. D) stimulated radiation
Which of the following reasons caused catastrophic coral bleaching and mass coral deaths in the Andaman and Nicobar Islands?
  1. A) Increased industrial activities in the coastal regions
  2. B) Increase of 2° C temperature in the Indian Ocean
  3. C) Heavy marine pollution
  4. D) Decrease of temperature by 4° C in the Indian Ocean
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
The main constituent of honey is:
  1. A) glucose
  2. B) sucrose
  3. C) maltose
  4. D) fructose
Match list-I with list-II and select the correct answer using the code given below:
List-I - List-I

A. Malaria - 1. Bone Marrow
B. Filaria - 2. Brain
C. Encephalitis - 3. Muscle
D. Leukemia - 4. Lymph node
5. Blood cells

Code:
A B C D
  1. A) 5 3 2 1
  2. B) 5 4 2 1
  3. C) 4 3 5 1
  4. D) 5 4 1 2
Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R).

Assertion (A): Jet streams discovered during World War II are high altitude easterly winds.
Reason (R): Jet streams flow with a speed of 300-500 km/hour.

Select the correct answer from the codes given below:
  1. A) Both (A) and (R) are true and (R) is the correct explanation of (A)
  2. B) (A) is false, but (R) is true
  3. C) Both (A) and (R) are true, but (R) is not the correct explanation of (A)
  4. D) (A) is true, but (R) is false