1. Consider the following statements regarding Exercise Pacific Reach 2025:

1. It is a biennial multinational naval exercise hosted by Singapore.
2. The primary objective of the exercise is to enhance interoperability in submarine rescue operations.
3. India participated in this exercise with its Diving Support Vessel INS Nistar.
4. The exercise is conducted exclusively in the Arabian Sea.

Which of the statements given above are correct?

• 1 and 2 only
• 1, 2 and 3 only
• 2 and 4 only
• 1, 3 and 4 only

2. With reference to the Carlsberg Ridge, consider the following statements:

1. It is a mid-ocean ridge formed at a convergent plate boundary between the Indian and Somali plates.
2. It lies in the western Indian Ocean and connects to the Gulf of Aden.
3. The ridge region is tectonically active and rich in polymetallic sulphide deposits.

Which of the statements given above are correct?

• 1 and 3 only
• 1 and 2 only
• 2 and 3 only
• 1, 2 and 3

3. With reference to the Doctrine of Escheat in India, consider the following statements:

1. It applies when a person dies intestate and without legal heirs.
2. Under Article 296 of the Constitution, escheated property vests in the Union of India only.
3. Section 29 of the Hindu Succession Act, 1956 provides for escheat to the State Government.

Which of the statements given above is/are correct?

• 1 only
• 1 and 3 only
• 2 and 3 only
• 1, 2 and 3

4. Which of the following statements about the Centre for Cellular and Molecular Biology (CCMB) are correct?

1. It functions under the Department of Biotechnology.
2. It is recognized by UNESCO as a Centre of Excellence.
3. It was established in Hyderabad under the Council of Scientific and Industrial Research (CSIR).

Select the correct answer using the code below:

• 1 and 2 only
• 2 and 3 only
• 1 and 3 only
• 1, 2 and 3

5. Consider the following statements about Polypropylene (PP):

1. It is a thermoplastic polymer produced by the polymerization of propylene.
2. It is biodegradable and used in packaging and medical equipment.
3. It exhibits high resistance to acids and solvents.

Which of the statements given above are correct?

• 1 and 2 only
• 2 and 3 only
• 1 and 3 only
• 1, 2 and 3