1. Why is biodiversity important to ecosystem? A. It decrease the number of species in a given ecosystem.
B. It helps populations adapt to changes in the environment.
C. It permits animals to feed in a specific area.
D. It increases the level of the food chain.

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?

What are some possible consequences of preventing prescribed burns and natural wildfires