21.01.2025

1. Mount Ibu is a shield volcano located in the "Ring of Fire" in the Pacific Ocean.
2. It features nested craters with an inner crater that is wider than the outer crater.
3. The volcano has both parasitic cones and maars on its flanks.

Which of the statements given above is/are correct?

1. Homomorphic encryption allows data to be processed in its encrypted form without the need for decryption.
2. Post-quantum cryptography is based on principles of quantum mechanics to make current encryption methods more efficient.
3. Symmetric key cryptography requires two separate keys for encryption and decryption.

Which of the above statements is/are correct?

1. The term "ecosystem" refers to the complex interaction between living organisms and their physical environment in a given area.
2. A biome is a large community of plants and animals that occupies a distinct region defined by its climate and geographical features.
3. Ecological succession refers to the process by which the species composition of an ecosystem changes over time in a predictable manner.
4. In a tropical rainforest, the availability of sunlight is the primary limiting factor for plant growth.

Which of the above statements are correct?