LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Other insects cannot, but, a bumble bee has just enough weight to open up the snapdragon flower and pollinate. This adaption is ____
A
convergent evolution
B
co-evolution
C
divergent evolution
D
speciation
Explanation: 

Detailed explanation-1: -Examples of convergent evolution include the relationship between bat and insect wings, shark and dolphin bodies, and vertebrate and cephalopod eyes. Analogous structures arise from convergent evolution, but homologous structures do not.

Detailed explanation-2: -Galapagos finches are an example of divergent evolution. Through time, the species evolved morphologically different traits. A prototype example of divergent evolution is Galapagos finches. Charles Darwin’s Beagle voyage led him to conclude that the finches diverged from their descendant species.

Detailed explanation-3: -Convergent evolution: Convergent evolution occurs when two organisms that lack a recent common ancestor end up more and more alike as they adapt to a similar ecological niche. The organisms have convergent phenotypes, and their similar structural forms are called analogous structures (such as bird wings and bat wings).

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