DENDROLOGY

FOREST ECOLOGY

FOREST SUCCESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which statement best explains how natural selection occurs?
A
when adaptations help an organism reproduce and survive.
B
when organisms are geographically isolated.
C
when an organism’s offspring grow vestigial structures.
D
when characteristics from the parent organism are inherited.
Explanation: 

Detailed explanation-1: -So, the correct answer is ‘Individuals with the most favorable traits survive and reproduce’

Detailed explanation-2: -In its essence, it is a simple statement about rates of reproduction and mortality: Those individual organisms who happen to be best suited to an environment survive and reproduce most successfully, producing many similarly well-adapted descendants. After numerous such breeding cycles, the better-adapted dominate.

Detailed explanation-3: -"Survival of the fittest” is a popular term that refers to the process of natural selection, a mechanism that drives evolutionary change. Natural selection works by giving individuals who are better adapted to a given set of environmental conditions an advantage over those that are not as well adapted.

Detailed explanation-4: -An adaptation is a feature that arose and was favored by natural selection for its current function. Adaptations help an organism survive and/or reproduce in its current environment.

There is 1 question to complete.