Archive · 31 Dec 2025
UPSC Quiz on Science and Technology
The UPSC Essentials quiz focuses on Science and Technology topics relevant for the UPSC Prelims exam.
It includes questions about the Small Satellite Launch Vehicle (SSLV) developed by ISRO, polycrystalline cathodes in lithium-ion batteries, mycoheterotrophs, artificial rainfall techniques, and the use of random and pseudorandom numbers in encryption.
The quiz aims to test factual and conceptual clarity on these subjects, which are frequently covered in the UPSC syllabus.
Each question is followed by an explanation that provides detailed insights into the correct answers.
The quiz covers five key topics in Science and Technology relevant to UPSC Prelims.
Questions include facts about ISRO's Small Satellite Launch Vehicle (SSLV) and its capabilities.
Explanations provide detailed insights into polycrystalline cathodes and their degradation processes.
The quiz defines mycoheterotrophs as plants that obtain nutrients from fungi instead of photosynthesis.
Artificial rainfall techniques using silver iodide and potassium iodide are discussed.
The distinction between randomly-generated and pseudorandom numbers in encryption is explained.
- Who
- UPSC aspirants and candidates
- What
- Daily subject-wise quiz on Science and Technology
- When
- December 2025
- Where
- India
- Why
- To help candidates revise important topics for UPSC Prelims
- Quiz Focus
- Science and Technology
- Topics Covered
- Polycrystalline cathodes, Small Satellite Launch Vehicle, Mycoheterotrophs, Artificial Rainfall, Random Numbers
- Relevance
- UPSC Prelims preparation
- Correct Answers
- 1(a), 2(a), 3(b), 4(a), 5(c)
- Source
- UPSC Essentials, Indian Express
- Date
- December 2025