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UPSC CSE: Science and Technology Test 2

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Question 1

Consider the following statements regarding Hyperspectral Imaging Technology :

1) It combines the power of digital imaging and spectroscopy.

2) It was used in Chandrayaan-1 mission for mapping lunar mineral resources.

3) Hyperspectral images provide much more detailed information about the scene.

Which of the statements given above is/are correct?


Question 2

With reference to the corona virus disease, consider the following statements: 

1) Corona viruses are a diverse family of viruses present in human beings and animals.

2) Novel coronavirus (n-CoV) is a new strain of corona virus which has not been identified in humans earlier.

3) The epidemic of the new, or "novel," coronavirus was first reported in Wuhan, China.

Which of the following statement is/are correct?

Question 3

Consider the following regarding Hydrogen fuel cell :

1) It combines hydrogen and oxygen to produce electricity.

2) It does not emit carbon dioxide or particulate matter.

3) Fuel cells need to be periodically recharged like batteries.

Which of the following statement is/are not correct ?

Question 4

Which of the following are technologies used for genome-editing ?

1) CRISPR-Cas9

2) TALENs

3) Homing endonucleases or mega nucleases

4) Zinc-finger nucleases (ZFNs)

Select the correct answer using the code given below:

Question 5

Consider the following statements:

1) Tyndall Effect is caused by scattering of light by suspended colloidal particles of a solution.

2) Blue Light scatters more than red light because it has lesser wavelength than red light.

Which of the statements given above is/are correct?

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IAS
Feb 16IAS