1. Consider the following statements with respect to Graphene.

  1. Graphene is an allotrope of carbon consisting of a single layer of atoms arranged in a hexagonal lattice nanostructure
  2. Each atom in a graphene sheet is connected to its three nearest neighbors by σ-bonds and a delocalised π-bond, which contributes to a valence band that extends over the whole sheet.

Choose the correct answer.


2. Which of the following have the applications of Graphene.

  1. batteries
  2. transistors
  3. computer chips
  4. energy generation
  5. supercapacitors
  6. DNA sequencing

How many pairs are correct.


3. Consider the following statements regarding coin vending machine.

  1. The coin vending machines would dispense coins with the requisite amount being debited from the customer’s account using United Payments Interface (UPI) instead of physical tendering of banknotes.
  2. Customers would be endowed the option of withdrawing coins in required quantities and denominations.

Choose the correct answer.


4. Consider the following statements regarding Agricultural and Processed Food Products Export Development Authority (APEDA).

  1. It is a statutory body.
  2. It comes under Ministry of Commerce and Industry.

Choose the correct answer.


5. Consider the following statements regarding Adopt a Heritage scheme.

  1. It is a collaborative effort by the Ministry of Tourism, Ministry of Culture, Archaeological Survey of India and State/ UTs Government.
  2. The scheme strives for developing tourism amenities at heritage/ natural/ tourist sites spread across India for making them tourist friendly, in a planned and phased manner.

Choose the correct answer.


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