UPSC CSE Prelims
Question 40
The terms 'Event Horizon', 'Singularity', 'String Theory' and 'Standard Model' are sometimes seen in the news in the context of
View correct answer and explanation
Correct answer: A
Correct Option: A
Explanation: Event horizons and singularities concern black holes; string theory and the Standard Model concern fundamental physics. Together they relate to understanding the universe.
Option-wise Analysis:
A: Correct - Correct-these concepts concern cosmology, gravity and particle physics.
B: Incorrect - Solar and lunar eclipses are too narrow to encompass string theory and the Standard Model.
C: Incorrect - Orbital satellite placement is not their shared subject.
D: Incorrect - Evolutionary biology addresses life, not event horizons and particle theories.