LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

EVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Diversity among members of a species is important because diversity
A
increases the chances of survival under changing conditions.
B
ensures the variety of reproductive methods for a species.
C
increases the available ecosystem resources.
D
ensures high levels of competition.
Explanation: 

Detailed explanation-1: -The greater the genetic diversity within a species, the greater is the chance of that species to survive. Conversely, the lower the genetic diversity within a species, the lower is the chance of survival. This is because unfavorable traits, such as inherited diseases, may become widespread within a population.

Detailed explanation-2: -Maintaining high genetic diversity allows species to adapt to future environmental changes and avoid inbreeding. Inbreeding, which happens when there are small, isolated populations, can reduce a species’ ability to survive and reproduce.

Detailed explanation-3: -Biodiversity is essential for the processes that support all life on Earth, including humans. Without a wide range of animals, plants and microorganisms, we cannot have the healthy ecosystems that we rely on to provide us with the air we breathe and the food we eat. And people also value nature of itself.

Detailed explanation-4: -With diversity, changing environmental conditions are less likely to eliminate an entire population because individuals with variable genotypes flourish under different conditions. In this way, even under changing conditions over time, the entire population or ecosystem can survive.

Detailed explanation-5: -Diversity-Stability Theory Biologically diverse communities are also more likely to contain species that confer resilience to that ecosystem because as a community accumulates species, there is a higher chance of any one of them having traits that enable them to adapt to a changing environment.

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