Sub-alpine forest is:
Correct answer: D. All of the above
- A. Coniferous trees limited to Abies (Fir)
- B. Pinus wallichiana (blue pine) stand singly
- C. In groups over an irregular, sometimes dense, lower storey of broadleaved trees
- D. All of the above
Explanation
Sub-alpine forest is characterized mainly by Abies, with blue pine sometimes occurring singly, while conifers may also occur in groups above a broadleaved understorey. Thus all three descriptions are included.
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