In Western Himalayas at the altitude of 3 500 m which...

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In Western Himalayas, at the altitude of 3,500 m, which of the following constitute 'elfin scrub' formation?

A. Species of Polygonum and Urtica

B. Species of Potentilla and Trifolium

C. Species of Ephedra and Arenaria

D. Species of Juniperus and Rhododendron

Answer: Option D

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