Tag: science & technology

Questions Related to science & technology

Why is it usually impossible to obtain fingerprints from textiles such as fabric, clothing and carpet?

general knowledge science & technology

  1. Because textiles are very absorbent

  2. Because textile fibres are resistant to the powders used to dust for prints

  3. Because textiles almost always contain synthetic materials

  4. Because most modern fibres are treated with fluorocarbons to repel moisture

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Correct Option: A

What is the function of the ridges on our fingers which create fingerprints?
general knowledge science & technology

  1. They provide insulation for the tissues under the skin.

  2. They help us to identify individual human beings.

  3. They enable us to grasp objects.

  4. They provide protection for our touch receptors.

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Correct Option: C

What causes fingerprints to be left behind when we touch things?
general knowledge science & technology

  1. The natural oils in the skin

  2. The dust on the things we touch

  3. The moisture in the atmosphere

  4. The smoothness of the surfaces we touch

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Correct Option: A

At what age do human beings acquire fingerprints?
general knowledge science & technology

  1. At six month's gestation

  2. At two weeks of age

  3. At three month's gestation

  4. At birth

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Correct Option: C

Which animal is said to have fingerprints virtually indistinguishable from those of human beings?
general knowledge science & technology

  1. Raccoon

  2. Panda

  3. Lemur

  4. Koala

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Correct Option: D

In which country was the first case of a conviction based on fingerprint evidence?
general knowledge science & technology

  1. Australia

  2. China

  3. Argentina

  4. Germany

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Correct Option: C

In 1902, Henry (Harry) Jackson became the first person in the United Kingdom to be convicted on fingerprint evidence.What was his crime?
general knowledge science & technology

  1. Forgery

  2. Kidnapping

  3. Burglary

  4. Murder

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Correct Option: C

Who was responsible for starting the first national fingerprint register in America in the 1920s?
general knowledge science & technology

  1. Herbert Hoover

  2. Calvin Coolidge

  3. J Edgar Hoover

  4. August Vollmer

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Correct Option: C

Which famous author was the first to utilise fingerprint evidence to solve a fictional crime?
general knowledge science & technology

  1. Agatha Christie

  2. Rudyard Kipling

  3. Mark Twain

  4. Sir Arthur Conan Doyle

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Correct Option: C

In 1910, Thomas Jennings became the first person in the United States of America to be convicted on fingerprint evidence.What was his crime?
general knowledge science & technology

  1. Bootlegging

  2. Forgery

  3. Kidnapping

  4. Murder

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Correct Option: D