DENDROLOGY

FOREST ECOLOGY

FOREST SUCCESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
After a volcano erupts and destroys an ecosystem, a few organisms are able to begin growing from the decaying organic matter left behind. What do we call those organisms that are able to grow in little or no soil that first appear?
A
adaptors
B
pioneer species
C
non-vascular plants
D
decomposers
Explanation: 

Detailed explanation-1: -During primary succession, organisms must start from scratch. First, lichens might attach themselves to rocks, and a few small plants able to live without much soil might appear. These are known as “pioneer species.”

Detailed explanation-2: -Insects and weedy plants (frequently from surrounding ecosystems) are often the first to recolonize the disturbed area, and these species are in turn replaced by hardier plants and animals.

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