31 MARCH 2026

Q1. Consider the following statements regarding the SRY gene:

1. The SRY gene is located on the X chromosome.
2. It triggers the development of testes and male characteristics.
3. It was discovered in 1990 by Andrew Sinclair.

Which of the statements given above is/are correct?

A) 1 only

B) 2 and 3 only

C) 1 and 2 only

D) 1, 2 and 3

Q2. With reference to the new policy by the International Olympic Committee, consider the following statements:

1. SRY gene screening is mandatory for all female athletes at every level of sports.
2. The test is generally required only once in an athlete’s career.
3. Refusal to undergo testing leads to disqualification from IOC events.

Which of the statements given above is/are correct?

A) 2 and 3 only

B) 1 and 2 only

C) 1 and 3 only

D) 1, 2 and 3

Q3. Consider the following statements about the Red-crowned Roofed Turtle:

1. It belongs to the genus Batagur.
2. It is endemic to South India.
3. It is found mainly in large flowing river systems with sandy nesting banks.

Which of the statements given above is/are correct?

A) 1 only

B) 1 and 3 only

C) 2 and 3 only

D) 1, 2 and 3

Q4. Consider the following statements about the Red-crowned Roofed Turtle:

1. It belongs to the genus Batagur.
2. It is endemic to South India.
3. It is found mainly in large flowing river systems with sandy nesting banks.

Which of the statements given above is/are correct?

A) 1 only

B) 1 and 3 only

C) 2 and 3 only

D) 1, 2 and 3