state gov TSPSC DAO (Divisional Accounts Officer) Mock Test 2024 Current Affairs Science and Technology
Which of the following statements best describes astronomical grand cycles, as discussed in recent research?
1
They are short-term climate fluctuations caused by changes in Earth's orbit around the Sun.
2
They are long-term climate cycles lasting millions of years, influenced by the orbits of Earth and Mars.
3
They are variations in ocean currents driven by gravitational interactions between Earth and the Moon.
4
They are periodic changes in atmospheric composition due to solar activity.