Prelims Current Affairs Quiz – 03 October 2023

1. Consider the following statements regarding Tera Hertz (THz) Range:
1. It is a region of electromagnetic spectrum in range of 100 GHz to 10 THz.
2. The main advantage of THz waves is they exhibit low losses so that used in long-range wireless communications.
Which of the statements given above is/are correct?

2. Consider the following statement about Surety Insurance Bond:
1. A surety bond is provided by the insurance company on behalf of the contractor to the entity, which is awarding the project.
2. Surety insurance bond, also called an insurance bond or a surety guarantee require a collateral.
Which of the statement/s given above is/are correct?

3. Consider the following statement:
1. West Bengal has the highest percentage of area under total Mangrove cover.
2. Sunderbans Delta is the only mangrove forest in the world inhabited by tigers.
Which of the statement/s given above is/are correct?

4. R21/Matrix-M is a vaccine against:

5. Consider the following statements:
1. Green ammonia refers to ammonia, which has been produced through a process that is 100% renewable but not carbon-free.
2. Green Ammonia is made by using the hydrogen from water electrolysis and nitrogen separated from air.
Which of the statement/s given above is/are not correct?