Primavera Biology B Unit 5 Exam Questions and Answers Already Passed

Primavera Biology B Unit 5 Exam Questions and Answers Already Passed What ecological level is more specific than an ecosystem but less specific than a population? community What are examples of secondary succession? Select all that apply. A severe drought kills most of the species in an area. Once the area gets more rain, new vegetation starts to appear. A mudslide removes most of the plant life from a habitat. Afterwards, some mosses from neighboring habitats start to move in. Which of the following defines primary production? the conversion of inorganic carbon to organic carbon Which of the following statements about energy flow in an ecosystem are true? Select all that apply. Chemical energy is transferred to a primary consumer when it eats a producer. Tertiary consumers eat secondary consumers. Why does the amount of energy in an ecosystem decrease from one trophic level to the next? Select all that apply. It is used by the organism to carry out life processes. The organism may not have been eaten, it decomposes instead. It is released as heat. What part of the carbon cycle breaks down carbohydrates into carbon dioxide and water? respiration How is carbon dioxide fixed into carbon that is usable for biological life? photosynthesis A region has mostly dark colored soil, but a small patch of light-colored soil creates a microclimate. Which of the following is an expected feature of this microclimate? lower temperature than the surrounding climate What property of greenhouse gases allows them to maintain a suitable temperature on the Earth? They reflect heat emitted by the Earth, back down towards the planet. How does movement into or out of an area affect population size? Select all that apply. Immigration increases population size. Emigration decreases population size. What are examples of abiotic factors that limit population growth? Select all that apply. drought volcanic activity What human activities reduce air quality in cities? Select all that apply. driving automobiles for transportation burning coal or oil for heating What are results of high biodiversity? Select all that apply. greater variety of food sources species that are more likely to survive disease Which of the following are ways that large amounts of biodiversity can be preserved? Select all that apply. creating protected areas such as national parks storing seeds from many types of plants Which of the following is a predicted impact of global warming on terrestrial life? Select all that apply. decreased biodiversity caused by droughts decreased biodiversity caused by timing changes in flowering and pollinator emergence