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Statements about Terrestrial laser scanning are given below : 1. It is a measurement technique that can acquire millimeter-level of detail from the surrounding area. 2. It allows rapid, automatic and periodical estimates of many important forest inventory attributes. 3. It measures the surrounding three-dimensional (3D) space. 4. It is a satellite-based technique that ensures precise standard surveys. Which of the above given statements are true ?
Correct Answer: (a)
Official keyThis question appeared in the PPSC Prelims 2021 examination (GS-I). It is Question 63 out of 100 questions in this paper.
This question was part of the PPSC Prelims 2021 (GS-I). The PPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all PPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.