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1. What type of radiation is used in CT scans?

a) Gamma radiation

b) X-ray radiation

c) Ultraviolet radiation

d) Infrared radiation

2. What does CT stand for in the term "CT scan"?

a) Computed Tomography

b) Computerized Transmission

c) Computerized Technology

d) Computed Transmission

3. How does a CT scan produce images of the body?

a) By using a single X-ray beam

b) By using multiple X-ray beams and a computer

c) By using ultrasound waves

d) By using magnetic fields

4. What is the main advantage of CT scans over traditional X-ray imaging?

a) CT scans can produce 3D images

b) CT scans are less expensive

c) CT scans use less radiation

d) CT scans are faster

5. How is the radiation dose in a CT scan controlled?

a) By adjusting the X-ray energy

b) By adjusting the duration of the scan

c) By adjusting the number of scans

d) All of the above

6. What is the typical range of radiation dose for a CT scan?

a) 0.1 mSv to 10 mSv

b) 10 mSv to 50 mSv

c) 50 mSv to 100 mSv

d) 100 mSv to 500 mSv

7. What are some of the risks associated with CT scans?

a) Increased risk of cancer

b) Increased risk of radiation-induced cataracts

c) Increased risk of skin burns

d) All of the above

8. CT scans are used to diagnose many types of conditions, including:

a) Cancer

b) Tumors

c) Trauma

d) All of the above

9. CT scans are contraindicated in certain individuals, including:

a) Pregnant women

b) Children

c) Elderly individuals

d) All of the above

10. Who should be consulted before getting a CT scan?

a) A radiologist

b) A primary care physician

c) A radiation safety officer

d) All of the above












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Multiple Choice Questions (MCQs)

The UPSC (Union Public Service Commission) Prelims exam is the first step in the selection process for the Indian Administrative Service (IAS), Indian Foreign Service (IFS), and Indian Police Service (IPS) among other civil services in India. The exam consists of two papers: General Studies Paper 1 and General Studies Paper 2 (also known as the Civil Services Aptitude Test or CSAT). The General Studies Paper 1 is worth 200 marks and is comprised of multiple choice questions (MCQs). The exam tests the candidate's knowledge of current events, Indian and World history, Indian and World geography, Indian polity and governance, economic and social development, general science and environmental ecology and biodiversity.

The UPSC Prelims exam is a highly competitive exam and it is important for candidates to have a thorough understanding of the syllabus and to practice as many MCQs as possible to increase their chances of success.

You will have to answer all the questions within a limited time frame. So practice time management techniques and use a timer while solving mock tests.

The questions are designed to test the candidate's understanding of the subject matter and their ability to apply that knowledge in a practical context. So, MCQs on this website are prepared in that direction to make you conceptually strong.

The MCQs in UPSC Prelims are generally of the following types:

  1. Factual: These questions test the candidate's knowledge of basic facts, figures, and dates.
  2. Conceptual: These questions test the candidate's understanding of concepts and principles.
  3. Analytical: These questions test the candidate's ability to analyze and interpret information.
  4. Applied: These questions test the candidate's ability to apply their knowledge to practical situations.
  5. Current events: These questions test the candidate's knowledge of recent events and happenings.