The first stage in development of Xerosere is appearance of:
Correct answer: B. Crustose lichens
- A. Foliose lichens
- B. Crustose lichens
- C. Fruticose lichens
- D. Climax stage
Explanation
Due to great exposure to the sun and extreme deficiency of water, the first pioneers in the bare rock area are a few simple organisms. The most successful of such organisms is crustose lichens.
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