Question

UPSC Prelims 2022 Question:

“Biorock technology” is talked about in which one of the following situations?

1. Restoration of damaged coral reefs
2. Development of building materials using plant residues
3. Identification of areas for exploration/extraction of shale gas
4. Providing salt licks for wild animals in forests/protected areas

Answer (Detailed Solution Below)

Option 1: Restoration of damaged coral reefs

Detailed Solution

Explanation:

Biorock technology is an innovative process originally invented in 1976 to produce natural building materials in the sea. It is a unique method that allows coral reefs, and other marine ecosystems including seagrass, salt marsh, mangrove, and oyster reefs to survive and recover from damage caused by excessive nutrients, climate change, and physical destruction. It greatly increases the settlement, growth, survival, and resistance to stresses, including high temperature and pollution, of all marine organisms.

Therefore, option (1) is the correct answer.

Subject: Environment|Biodiversity and Conservation

Latest UPSC Exam 2026 Updates

Last updated on June, 2026

→ UPSC Prelims Result 2026 is expected to be released between 7th June and 14th June 2026.

→ UPSC Prelims Provisional Answer Key 2026 out for GS Paper 1 and CSAT.

→ UPSC Prelims Question Paper 2026 Out, Download GS Paper 1 PDF conducted on 24th May 2026.

→ UPSC Mains 2026 will be conducted from 21st August 2026 onwards, and UPSC Prelims 2027 will be held on 23rd May 2027.

→ UPSC Final Result 2025 is now out.

→ UPSC has released UPSC Toppers List 2025 with the Civil Services final result on its official website.

→ Anuj Agnihotri secured AIR 1 in the UPSC Civil Services Examination 2025.

→ UPSC Notification 2026 & UPSC IFoS Notification 2026 is now out on the official website at upsconline.nic.in.

→ UPSC Calendar 2027 has been released.

→ Check out the latest UPSC Syllabus 2026 here.

→ The UPSC Selection Process is of 3 stages-Prelims, Mains and Interview.

→ Enroll in Vajiram & Ravi’s UPSC Mains Test Series 2026 for structured answer writing practice, expert evaluation, and exam-oriented feedback.

→ Join Vajiram & Ravi’s Stepup Mentorship Program 2027 for personalized guidance, strategy planning, and one-to-one support from experienced mentors.

→ Shakti Dubey secures AIR 1 in UPSC CSE Exam 2024.

→ Also check Best UPSC Coaching in India

Tags: Analytical factual UPSC Prelims 2022 UPSC Prelims 2022 Question