Choose the correct statement from the following. (A) Western...

Choose the correct statement from the following. (A) Western Ghats have a greater amphibian species diversity than the Eastern Ghats. (B) Diversity exists at all levels of biological organization ranging from macromolecules within cells to biomes. (C) Rauwolfia Vomitoria shows genetic variation in terms of potency and concentration of the reserpine produced. (D) Norway has greater ecosystem diversity than India. (a) $\mathrm{A}$ and $\mathrm{B}$ only (b) B and D only (c) A, B and C only (d) D only

Choose the correct statement from the following.
(A) Western Ghats have a greater amphibian species diversity than the Eastern Ghats.
(B) Diversity exists at all levels of biological organization ranging from macromolecules within cells to biomes.
(C) Rauwolfia Vomitoria shows genetic variation in terms of potency and concentration of the reserpine produced.
(D) Norway has greater ecosystem diversity than India.
(a) $\mathrm{A}$ and $\mathrm{B}$ only
(b) B and D only
(c) A, B and C only
(d) D only

Key Concepts

Biodiversity

Biodiversity refers to the variety of life in all its forms, levels, and combinations. It encompasses the variability among living organisms, including the diversity within species (genetic diversity), between species (species diversity), and of ecosystems (ecosystem diversity). Understanding this concept is fundamental in ecology and conservation biology because it reflects the health and resilience of biological communities.

Levels of Biological Organization

This concept involves recognizing that diversity is not only evident in the number of species but is also present at multiple layers, ranging from molecules and cells to entire ecosystems. Each level, from genetic makeup within individuals to complex biomes, contributes to the overall variability and adaptability of life on Earth.

Genetic Variation

Genetic variation refers to the differences in DNA sequences among individuals within a species. This variability is crucial for the survival and adaptive potential of species as it influences traits such as physiology, behavior, and the production of chemical compounds, which can affect the species' interactions with the environment and its overall fitness.

Ecosystem Diversity

Ecosystem diversity is the broadest level of biodiversity, relating to the variety of habitats, biotic communities, and ecological processes within them. It highlights differences between ecosystems, which can range from forests and wetlands to deserts and marine environments, each characterized by unique combinations of species interactions and environmental conditions.

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