Question : Fill in the blank with an appropriate option.
It is important to ensure that we all have good, clean water to drink that is not ______ by heavy metals or chemicals.

Option 1: knotted

Option 2: clarified

Option 3: purged

Option 4: contaminated

Question : Sentences of a paragraph are given below in jumbled order. Select the option that arranges the sentences in the correct order to form a meaningful and coherent paragraph.
A. The post-COVID period has caused many asymptomatic diseases.
B. Though it cannot be believed for sure; the change in social life may be a major cause.
C. These are people who suffered infection once or never at all.
D. Some propose that survival post infection has changed the mindset of people.

Option 1: B, D, C, A

Option 2: B, D, A, C

Option 3: A, C, D, B

Option 4: A, C, B, D

Question : Which of the following sentences is incorrect about the government budget?

Option 1: The government budget is a constitutional requirement in India.

Option 2: It is a statement of estimated receipts and expenditures of the government for the financial year.

Option 3: It comprises two accounts.

Option 4: It is a statement of receipts and expenditures incurred by the government.

Question : What do you understand by the term "Dark Fermentation"?

Option 1: It is a method to dispose of nuclear waste.

Option 2: It is a method to produce methane from organic wastes.

Option 3: It is a method to reduce COD in the atmosphere.

Option 4: It is a method to produce hydrogen as fuel from wastewater.

Question : What is the rationale behind why one is ready to hold a ten rupee coin?

Option 1: It is finely and artistically minted

Option 2: It can be melted to extract metal worth 10 out of it

Option 3: Its value is backed by the issuing authority

Option 4: Its intrinsic value is greater than 10