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Question

Select the option that can be used as a one-word substitute for the given group of words.

A person who investigates and solves crimes

The correct answer is

Detective

Understanding the Question: Finding the Right Word for Crime Investigators

The question asks us to find a single word that accurately describes a person whose job involves investigating and solving crimes. This is a common type of vocabulary question that tests your knowledge of specific terms used to describe different professions or roles.

Analysing the Options for Crime Investigators

Let's look at each option provided and determine if it fits the description of a person who investigates and solves crimes:

  • Invigilator: An invigilator is someone who supervises students during an examination to prevent cheating. This role is related to education and testing, not crime investigation.
  • Detective: A detective is a person, often a member of a police force, who investigates crimes and gathers evidence to solve them. This definition perfectly matches the description given in the question.
  • Explorer: An explorer is a person who travels to new or unfamiliar places to discover them. This role is related to geography and discovery, not crime investigation.
  • Inventor: An inventor is a person who creates or designs something new, such as a device, process, or idea. This role is related to creation and innovation, not crime investigation.

Why 'Detective' is the Correct Term for Investigating Crimes

Based on the analysis of the options, the word that precisely means "A person who investigates and solves crimes" is 'Detective'. Detectives use various methods like collecting evidence, interviewing witnesses, and analysing clues to understand how a crime occurred and identify the perpetrator.

Therefore, the term 'Detective' is the appropriate one-word substitute for the given group of words.

Revision Table: Understanding Roles and Professions

Word Meaning Relevant Field
Invigilator A person who supervises examinees. Education/Exams
Detective A person who investigates and solves crimes. Law Enforcement/Crime
Explorer A person who travels to discover new places. Geography/Discovery
Inventor A person who creates something new. Science/Technology/Innovation

Additional Information: More Terms Related to Crime and Investigation

While 'Detective' is the specific term for someone who investigates and solves crimes, here are a few related terms you might encounter:

  • Police Officer: A member of the police force who maintains public order and investigates crimes, though investigating and solving complex cases is often the specific role of a detective within the force.
  • Investigator: A general term for someone who conducts an investigation, which could be into crimes, accidents, or other matters.
  • Criminologist: A person who studies crime and criminal behavior scientifically. They may not directly investigate individual crimes but contribute to understanding crime.
  • Forensic Scientist: A scientist who uses scientific methods to analyze physical evidence (like DNA, fingerprints) found at crime scenes to help solve crimes.

Understanding these different roles helps in accurately using vocabulary related to crime and law enforcement.

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Important Questions from Match the Following

  1. In the following question, two columns are given containing incomplete sentences. In the first column, the phrases are (A), (B), and (C), and in the second column the phrases are (D), (E), and (F). You have to match the phrases of column (1) with those of column (2) and make grammatically and contextually correct sentences. If none of the options given forms a correct sentence after combination, select ‘None of these’ as your answer.

    Column (1)

    Column (2)

    A-If a man does not keep pace with his companions,

    D-Stuart was often hard to find around the house

    B-Her mom came home tired

    E-perhaps it is because he hears a different drummer

    C-Because he is so small,

    F-but she still cooked dinner for her family

  2. In the following question, two columns are given containing three phrases each. The phrases are labelled A, B, and C in the first column and P, Q, and R in the second column. A phrase from the first column may or may not connect with a phrase in the second column to make a grammatically and contextually meaningful sentence. Identify the correct option given below that gives the correct sequence in which one or more sentence can be formed. If none of the options makes it possible for a meaningful sentence to be formed, indicate 'None of these' as your answer.
    Column 1Column 2
    (A) The Delhi High Court has ordered the DSLSA(P) Thereafter, he switched off his phone.
    (B) Justice M. Singh ordered that DSLSA should proceed(Q) The Crime Branch on Sunday conducted multiple raids 
    (C) He left behind his wife and two minor daughters(R) He said the Kejriwal government wasted six months 
  3. Select the most appropriate meaning of the given idiom.

    In the heat of the moment

  4. Select the option that can be used as a one-word substitute for the given group of words.

    Strong taste or liking for something

  5. Select the option that is closest in meaning to the underlined idiom/phrase in the given sentence.

    Please cut down on your expenses now or you will face difficulties in the future.

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