Explanation:

- Genetic Diversity (Option 1): This refers to the variety of genes within a species. It ensures populations can adapt to changing environments. It is crucial for the survival and evolution of a species.

- Cultural Diversity (Option 2): This involves the variation in cultural or social traits among humans. It includes languages, traditions, and beliefs, and doesn't relate to physical landscapes.

- Species Diversity (Option 3): This is the variety of species within a habitat or region. It includes the number of different species and their relative abundance, important for ecological balance.

- Ecological Diversity (Option 4): This covers the variety of ecosystems within a geographical location. Deserts, rainforests, coral reefs, and mangroves are all different ecosystems, hence they showcase ecological diversity.