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Science topic 5&6
Hi its a science thingy
Question | Answer |
---|---|
What are ecosystems made of? | Biotic and Abiotic factors. |
What is ecological succession? | A change in an ecosystem over time. |
What is the difference between primary succession and secondary succession? | Primary - is a slow process that starts from almost no living things. Secondary - Started by an event( fire,tornado, ect) and hurts the ecosystem. |
What is biodiversity? | The number and variety of different species of plants and animals in an area. |
Why is biodiversity important for ecosystems and natural resources? | Humans depend on earth's natural resources and great biodiversity has a direct effect. |
How have humans impacted our oceans? | Negative - Water pollution, over harvesting positive - Artificial reefs |