6. How do ecosystems change over time?

They change in many ways like physically

Q1) Endangered

Q3) The most obvious result of the removal of the top predators in an ecosystem is a population explosion in the prey species. ... When prey becomes more scarce, the predator population declines until the prey is again more abundant. Therefore, the two balance each other. When the predators are removed, prey populations explode.

Q4) pioneer species

Q5) desertification

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6. Ecosystems, the interactive system of living and nonliving organisms in a specific location, change slowly over time. When new plants and animals arrive in an area, they either thrive or struggle. Thriving species sometimes displace native species.

Their is only one nuclei in a cell