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Class 12 Biology Practice Test: Ecosystem - Xerarch Succession
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Class 12 Biology Practice Test: Ecosystem - Xerarch Succession
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16 Questions

1. In a xerarch succession, who secrete acids to dissolve rock?
2. What are conditions having too much dryness called?
3. What will happen to biomass in an ecological succession from pioneer to climax community?
4. What are conditions having too much hydration called?
5. In a plant succession, which is the last stabilized community?
6. What is the sequence of successional stages occurring on bare rocks called?
7. What is a medium water condition called?
8. In a xerarch succession, who helps in weathering and soil formation?
9. Who replaces the lichens in a xerarch succession?
10. Who acts as a pioneering species in a xerarch succession?
11. Who replaces the herbaceous plants in a xerarch succession?
12. Xerarch succession is observed in which of the following area?
13. Who replaces the mosses in a xerarch succession?
14. Which of the following is the correct sequence of xerarch succession?
15. What are pioneers?
16. Who replaces the shrub stage in a xerarch succession?

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