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UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper I covers general studies.

UPSC Combined Geo-Scientist, Prelims · 2025 · Paper I, General Studies · Q93 of 120

Geo-Scientist Prelims 2025 General Studies Q93: In Germany, the date in the spring season when new leaves open on…

QuestionEcology / phenology

In Germany, the date in the spring season when new leaves open on horse chestnut trees (*Aesculus hippocastanum*) has been recorded every year since 1951. Which one among the following groups of scientists primarily records such seasonal activities of plants?

  1. (a) Physiologists
  2. (b) Phenologists
  3. (c) Taxonomists
  4. (d) Ecologists

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