দুর্যোগ কাকে বলে? দুর্যোগ কত প্রকার ও কি কি? দুর্যোগ মোকাবেলায় কি কি পদক্ষেপ গ্রহণ করা যেতে পারে?

Question 1. What is virtual reality?
Answer: Virtual reality is a type of artificial environment created through hardware and software, which, when presented to users, appears to be a real environment.

Question 2. What is a neural net?
Answer: A neural net is a method for processing data or information that works like the human brain.

Question 3. What is robotics?
Answer: Robotics is a combination of science, engineering, and technology that can implement the concept, design, production, operation, or use of robots.

Question 4. What is cryosurgery?
Answer: Cryosurgery is a type of medical procedure that is used to destroy abnormal or unexpectedly diseased tissue/skin cells of the skin by applying extremely cold temperatures.

Question 5. What is a cryogenic agent?
Answer: In cryosurgery, different types of gases, such as liquid nitrogen, argon, oxygen, or carbon dioxide, are used according to the type of tumor and to reach a specific coldness. These liquid gases are called cryogenic agents.

Question 6. What is a cryoprobe?
Answer: A cryoprobe is a type of controlled ultrathin needle and micro-camera tube used in cryosurgery, which is used to identify and enter the wound and use the specified cryogenic gas.

Question 7. What is biometrics?
Answer: Biometrics is the technology used to uniquely identify a person based on measuring human physical structure or behavioral characteristics.

Question 8. What is bioinformatics?
Answer: Bioinformatics is a subject consisting of biology, computer science, information engineering, mathematics, and statistics that collects, stores, and correctly processes large amounts of biological data to interpret them.

Question 9. What is nanotechnology?
Answer: Nanotechnology is the technology of creating and using something 1 to 100 nanometers in size using science and technology.