1. With respect to the Biological Oxygen Demand (BOD), consider the following statements:

1. 1.It is the amount of dissolved oxygen needed by microorganisms to decompose organic matter under anaerobic reaction.
2. 2.The more organic matter there is the greater is the BOD; and the greater the BOD, the lower the amount of dissolved oxygen available for higher animals such as fishes.
3. 3.A higher BOD level means that more oxygen is needed to decompose a large quantity of organic matter present in the water.

Which of the statement(s) given above is/are correct?

2. Which of the following is/are not the tributaries of the River Yamuna?

1. 1.Son
2. 2.Chambal
3. 3.Sind
4. 4.Betwa
5. 5.Ken

Select the correct answer using the code given below:

3. ICMR recently asked the states to stop the Rapid Tests for the pandemic COVID-19. With respect to the Rapid Tests which of the statements given below is/are correct?

1. 1.It is a simple test that can be done with a person’s blood sample and will give out results within 10-30 minutes.
2. 2.Rapid testing is conducted usually to check for community transmission of a virus during an epidemic.
3. 3.It can check only whether there is a presence of antibody in the body and cannot indicate about the confirmation of the particular viral infection.

Select the correct answer using the code given below:

4. In context to Daporijo Bridge, consider the following:

1. 1.It is constructed the Daporijo bridge over Subansiri river in Arunachal Pradesh.
2. 2.Subansiri River is the largest tributary of Brahmaputra River.
3. 3.It is an importance in strategic connectivity as it links roads leading upto the Line of Actual Control (LAC).

Which of the statements given above are correct?

5. Consider the following, with regard to Sardar Vallabhbhai Patel:

1. 1.He was the first Home Minister and Deputy Prime Minister of independent India.
2. 2.He was given the title ‘Sardar’ by women of Bardoli.
3. 3.He is also remembered as the ‘Patron saint of India’s civil servants’

Which of the statements given above are correct?

6. With reference to National Security Council, consider the following:

1. 1.It acts as the apex body, headed by Chief of Defence Staff.
2. 2.It comprises of the three tier structure- Strategic Policy Group (SPG), the National Security Advisory Board (NSAB) and the National Security Council Secretariat.

Which of the following statements given above is/are correct?

7. Consider the following statements regarding Bio-Medical Waste Management Rules:

1. 1.These rules have been notified by the Ministry of Chemicals and pharmaceuticals.
2. 2.As per these rules, Bio-medical waste has been classified into 10 categories to improve the segregation of waste at source.

Choose the correct statement using the code given below:

8. Consider the following statements regarding United Nations General Assembly:

1. 1.Only 15 out of 193 Member States of the UN are represented in the General Assembly.
2. 2.All the decisions of the General Assembly are taken through Simple Majority.

Choose the correct statement using the code given below:

9. Consider the following statements regarding Maternity Benefit (Amendment Act), 2017:

1. 1.This act is applicable to both adoptive mothers as well as commissioning mothers who use surrogates to bear a child.
2. 2.It is compulsory for the employer to inform the benefits of the act to the employee during the time of joining.
3. 3.This act also introduces the option of “Work from Home”, but it is not mandatory.

Choose the correct statement using the code given below:

10. Which of the following are often referred to as “Four Balance Sheet Challenge”:

1. 1.Infrastructure Companies
2. 2.Stock market Exchanges
3. 3.Public sector Banks
4. 4.NBFC
5. 5.Real Estate companies

Choose the correct statement using the code given below: