3 Levels of Biodiversity You Need to Know for Exams #class9biology #shortsfeed

本站添加: 2026-05-17

[00:00:00]Biodiversity exists at three main levels.

[00:00:03]Genetic diversity is the variation of genes within a species. It helps populations survive, resist diseases, and adapt to changes.

[00:00:13]For example, different varieties of rice ensure global food security.

[00:00:19]Species diversity is the variety of species in an ecosystem. Each species plays a unique role in ecosystems with many species are more resilient. Coral reefs are a prime example. Ecosystem diversity is the variety of habitats such as forests, wetlands, and deserts.

[00:00:38]Diverse ecosystems provide essential services like clean water, fertile soil, and climate regulation.

[00:00:45]Understanding these types shows us what we are protecting when we conserve biodiversity and why it matters for life on Earth, including our own future.