DENDROLOGY

FOREST ECOLOGY

FOREST SUCCESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which statement about pioneer species is TRUE?
A
Pioneer species require soil to grow
B
Pioneer species are organisms made up of only one cell
C
Pioneer species thrive during the early stages of ecological succession
D
Pioneer species, such as hardwood trees, thrive during the final stages of ecological succession
Explanation: 

Detailed explanation-1: -The first species to colonize an area after a major disturbance are called pioneer species; they help to form the new environment. Secondary succession occurs after a disturbance such as a forest fire, where there is still some organic matter to allow new plants to grow.

Detailed explanation-2: -A pioneer species is the first organism to colonize an area. These organisms can withstand harsh environmental conditions with few available resources. They create the basis for more complex environments to evolve.

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