The transfer of energy from one organism to the next in an ecosystem begins with a producer. a producer is an organism that produces its own food. a consumer is an organism in a food chain that obtains energy from producers or other consumers; consumers may be herbivores or carnivores. which food chain correctly describes the flow of energy in an ecosystem? a) grass→grasshopper→fish→human b) grasshopper→fish→human c) human→fish→grasshopper d) human→grasshopper→fish→grass

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis.b. the primary role of microbes on the planet involves causing disease in animals and humans.c. microbes produce vitamins in the intestines.d. microbes play a role in breaking down waste and decomposing dead organisms.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

Which statement best describes a typical difference that could be found between the “analysis” and “conclusion” sections of a lab report?