Kim is creating a model to show how energy moves through an ecosystem. Which of the following could she use to best describe the role that plants play in this process? A. Plants remove oxygen from other organisms. B. Plants create carbon dioxide for other organisms. C. Plants use sunlight to create food for other organisms. D. Plants increase the water temperature for other organisms.
C. Plants use sunlight to create food for other organisms.
Which of the following is an abiotic limiting factor of a population? A. a predator B. disease C. food D. climate
D. climate
Scientists find that a species is going extinct due to human population growth near its habitat. Which of these is NOT a way habitat loss can hurt a species? A. The species can have less space to find food. B. The species can have less space to find shelter. C. The species can be hit by cars while crossing streets. D . The species can have to compete with humans for prey.
D. The species can have to compete with humans for prey.
