Biomass Study guides, Class notes & Summaries

Brock Biology of Microorganisms, 15e (Madigan et al.) Chapter 1 The Microbial World 1.1 Multiple Choice Questions 1) Which of the following statements is FALSE? A) Microbial cells can exist as single cells. B) Microbial cells carry out their life processes of growth independently. C) Microbial cells include both bacteria and viruses. D) Microbial cells are surrounded by a plasma membrane. 2) Which of the following statements is correct? A) Microorganisms are significant contributors to ...

What is an animal's niche? How many dimensions can a niche have? Can animals share a niche? - correct answer An animal's niche is the functional role of an organism considered in the environment in which it lives, its "job." A niche is multidimensional. No two organisms can occupy the same niche at the same time in the same place. What is a specialist vs a generalist? - correct answer A specialist fits into their environment tightly and there is no room for dealing with changes or for col...

WIS 3404 Exam 2 Study Guide (New Update) Questions and Verified Answers (GRADED A). Define the term biodiversity - diversity of important ecological entities that span multiple spatial scales, from genes, to species to communities - biological diversity encompasses all species of plants, animals, and microorganisms, and the ecosystems and processes of which they are part Explain how the terms species, richness, evenness, and diversity are related Species richness: a count of all the diffe...

C.2 - IB Biology Questions and Answers 100% Solved Define food web. a diagram that shows how food chains are linked together. Define Gersmehl diagram. shows differences in nutrient flow and storage between ecosystems. What are three sinks for nutrient storage? Biomass, litter & Soil How are nutrients put into an ecosystem? How are they removed? Put in: nutrients in raindrops, nutrients from weathered rocks. Removed: runoff, leaching. Define biomass. total dry mass of organic...

What are the top 3 myths about organic production? Briefly describe each. correct answer: 1. Organic production doesn't use pesticides 2. Organic is healthier 3. Organic farming is better for the environment Organic production doesn't use pesticides correct answer: "Organic" doesn't mean non-toxic or safe. There are other pathogens associated with organic production. Organic is healthier correct answer: Not backed by scientific data. No evidence for any differences in content of ...

ecology - Answer-study of the relationship between an organism and its environment deciduous - Answer-sheds its leaves annually coniferous - Answer-having leaves that don't fall off in the winter; "cone-bearing" biosphere - Answer-sum of surfaces, atmosphere, and hydrosphere tropical biome - Answer-biome: most diverse; no seasonal climate; wet and dry seasons temperate biome - Answer-biome: deciduous & coniferous forests; seasonal climate taiga biome - Answer-biome: northern...

Abiotic Factor Answer A non-living, physical factor that may influence an organism or ecosystem; i.e. temperature, sunlight, pH, salinity, precipitation Biochemical Oxygen Demand (BOD) Answer A measure of the amount of dissolved oxygen required to break down the organic material in a given volume of water through aerobic biological activity Biodegradable Answer Capable of being broken down by natural biological processes; i.e. the activities of decomposer organisms Biodiversity Answer T...

Performance problems in the activated sludge process can be caused by ____________. A. Poor solids dewatering B. Inadequate chlorination of effluent C. Consistent influent characteristics D. Insufficient operator training - Answer-D. Insufficient operator training Solids that float to the surface of the clarifier are referred to as ____________. A. Mixed liquor B. Film C. Residual solids D. Scum - Answer-D. Scum Solids that settle to the bottom of clarifiers and are removed from the pr...

PUBH Midterm Exam with Correct Answers How does energy influence humans? - Answer-- all energy derived from the sun - energy is correlated with population growth (increase in life expectancy but also increase in affluent diseases); more people can live longer at the same time - energy security vs energy poverty - The environment (and thus many types of energy) flow through us; consumption is highly tied to energy availability & use—energy unlocks everything else Ethical Considerations...

AEST QUESTIONS AND ANSWERS 100% PASS Opportunities applicable for the use of using biotechnology to promote animal health. Animal welfare can increase livestock productivity, and the impact on the environment. With the bio-tech advancements of ability to detect, treat and prevent diseases. What equipment is used to maintain the aseptic technique for a tissue culture facility? Maintaining PPE, transfer hood, filtered tips, and sterilized media. What are the negative and positive ef...