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UPPSC PCS 2020: General Science Quiz 4

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Question 1

Which of the following is not correct?

Question 2

Gravitational waves, recently in news was first predicted by which of the following scientists

Question 3

With reference to the rechargeable lithium-ion battery, consider the following statements:

1- When lithium ions are held between the plates of titanium sulfide, the ions move between the positive and negative contacts, creating electricity.


2- Highly reactive metal lithium could be used to store energy.


Which of the statements given above is/are correct?

Question 4

In the context of solving pollution problems, what is/are the advantage/advantages of bioremediation technique ?
1. It is a technique for cleaning up pollution by enhancing the same biodegradation process that occurs in nature.
2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using microorganisms.
3. Genetic engineering can be used to create microorganisins specifically designed for bioremediation. Select the correct answer using the code given below:

Question 5

Which of the following are characterised as Superbugs? 

a) Salmonellae

b) Azotobacter

c) Entrobacterium

d) Haemophilus Influenza

Codes:

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Mar 11Other State PSC