As a result of_______ , an old animal usually has more pollutants in its body than a young one. a. bioaccumulation b. biological magnification

Q: Plants use carbon dioxide from the air and are therefore called _____. a. consumers b. producers c.…

A: Answer is b.) producers.

Q: Decomposers a. break down dead organic matter in the environment by secreting digestive enzymes. b.…

A: According to Odum ,on the basis of trophic level ,an ecosystem has two major components namely…

Q: In agriculture, growing only one crop at a time is called? A. Strip mining B. Monoculture C.…

A: Cultivation of crops is the practice of growing crops for its future use as food or fodder for…

Q: olar radiation plays the most important role in the: (A) Water cycle (B) Nitrogen cycle (C)…

A: Solar radiation, typically known as the star resource or simply daylight, may be a general term for…

Q: Adding high levels of nutrients to a lake or inshore area wouldhave all of the following effects in…

A: Adding high levels of nutrients to a lake or inshore area would have all of the following effects in…

Q: If there are many greenhouse gases, why is only carbon dioxide considered a cause of global…

A: Ecology is the study of interaction of organisms with one another and with the environment. Ecology…

Q: write about impact of global warming on earth

A: Due to pollution , deforestation , illegal human activities , excessive release of green house gases…

Q: Before a new shopping center can be built on previously undeveloped land, the builders must submit a…

A: Environment concerns include global warming , air pollution, water pollution and soil pollution…

Q: Biological magnification occurs whena. pollutants increase in concentration in tissues at higher…

A: The trophic level of the organism can be defined as the position and it occupies in the food web.…

Q: In China, air pollution from burning coal contributes to more than premature deaths per year.

A: Most of the coal use in power plants for energy production and also in steel industries. The burning…

Q: Almost all of the oxygen gas in today’s atmosphere ispresent as a result ofa. outgassing from…

A: The Atmosphere of planet Earth is majorly comprised of nitrogen and oxygen, which account for 99% of…

Q: Why does an urban park full of trees have a greater cooling effect than an equal-sized urban golf…

A: Trees cool the air by a process known as 'transpiration cooling'. As trees release water into the…

Q: Explain the effect of dumping untreated sewage into a pond on the eutrophication of the pond. A. The…

A: Eutrophication is defined as the process in which a water body will become overly enriched and…

Q: In an ecosystem, energy? A) Cycles along with chemical nutrients B) comes ultimately from bacteria…

A: Ecosystem is a area where all the organisms and the environment works together to form a area of…

Q: Which organisms are considered the “recyclers” of our planet? (a) consumers (b) producers (c)…

A: Decomposers are called nature's recyclers, as they break down the organic matter in an ecosystem.…

Q: Increased average water temperature in Lake Erie as a result ofclimate change would most likely have…

A: Climate change is affecting the Earth's lakes at large scale. An increase in the air temperature is…

Q: original materials are organisms preserved in materials such as

A: Body fossils  In the basis of body remains body fossils are categorised into two groups  1.…

Q: Which practice might be described as carbon sequestration?   A. capturing carbon dioxide from…

A: Introduction - Carbon sequestration is process of long term storage of carbon that has a immediate…

Q: Why

A: Introduction :- Biomass is made up of living things. This can include any plant or animal material,…

Q: In lakes around the world, some have thick deposits of limestone, which is made up of calcium…

A: Smokestack scrubbers are a relatively new component to industrial exhaust systems. Scrubber systems…

Q: Use the information and diagram to answer the following question. The diagram shows part of the…

A: There are lots of natural processes constantly happening all around us, these processes are often…

Q: Which one is NOT an example of a decomposer

A: Microorganisms are decomposers of the food chain which are capable of decomposing plant and animal…

Q: TRUE OR FALSE            Radioactivity, electrical energy, heat ,and sound energy from the sun were…

A: Primitive forms of the earth's atmosphere included only a small concentration of free oxygen and was…

Q: The damaged ozone layer is situated in- (A) lonosphere (B) Mesosphere (C) Stratosphere (D)…

A: Introduction - Between 15 and 30 kilometres above the earth's surface, the ozone layer protects…

Q: If you applied a fungicide to a cornfield, what would you expectto happen to the rate of…

A: Fungicides are the substances which kill fungus.

Q: The process whereby nitrogen is brought into organic molecules is called ________. a. nitrification…

A: Nitrogen is one of the essential macro element that is a crucially important for all life forms. It…

Q: In many areas, forests are burnt to clear land for agriculture. Explain how this method of…

A: As should be obvious, backwoods ( forests) assume a critical part inside the carbon cycle. Forests…

Q: Which one of the following is not caused due to the PV power plants? a. Land pollution b. Battery…

A: The plants that use a large area of PV (photovoltaic) cells made from silicon alloys to convert the…

Q: Which human activity has probably contributed most to the acidification of lakes in the Adirondack…

A: Acidification It is defined as the decrease in the pH of the water bodies. It is caused by the…

Q: Since human activities taking place in lapalala river near the river,what kind of impact does in…

A: The Palala or Lephalala river is a river in South Africa whose catchment basin is a sub watershed of…

Q: Based on your observation ( e.g. what you heard from news and read in newspapers), how does the…

A: Soil conservation is the avoidance of erosion of the top layer of soil or the reduction of fertility…

Q: What measures we can take to reduce water pollution from a lake? Elaborate. Also explain the…

A: Water pollution is the contamination of water bodies due to human activities. It is caused due to a…

Q: There is recent evidence shows that lakes are being affected  by acid rain. Acid rain results in?…

A: Any precipitation containing high amounts of nitric and sulfuric acids are classified as acid rain.…

Q: Levels of CO2 and methane in the atmosphere have been increasing over the years. What effect is this…

A: The greenhouse effect is the natural warming of the Earth due to the presence of greenhouse gases in…

Q: In a biogas production, algae is a resource that comes from O a. torestry residue O b. aquatic crops…

A: A non-conventional form of energy derived from the organic wastes such as leftover digested slurry,…

Q: Inaquatic ecosystems, the major agents of decomposition are:a.aquatic…

A: Answer: Introduction: The habitat of living organism present with each other underwater body is…

Q: Give a) 3 examples of biotic components b) 7 examples of abiotic components

A: Biotic refers to the living components of an ecosystem and abiotic refers to the non-living…

Q: Which term describes the process whereby toxic substances increase along trophic levels of an…

A: Organisms inhabiting an ecosystem acquire energy in several ways, that is transferred between…

Q: One of the techniques for absolute dating of wood using annual pairs of growth rings is called:…

A: The annual growth rings are formed on a single year consisting of spring and summer wood. The spring…

Q: Is the soil around Winnipeg is good for agriculture (growing crops like wheat, vegetables, or…

A:

Q: Mining can pollute water by ___________ that contains heavy metals.

A: Answer:  WATER POLLUTION = Water is the universal solvent and can be polluted by various degrees,…

Q: a) Why is the level of carbon dioxide in the atmosphere increasing today? b) How does an increased…

A: The temperature of the earth's surface is increasing due to a number of reasons. Main factors…

Q: Imagine a region of soil became contaminated, killing bacteria that decompose dead plants and…

A: Photosynthesis, Decomposition, Respiration and Combustion are the four steps in the carbon cycle.

Q: Which of these occurs through symbiotic nitrogen fixation? a. The plant benefits from using an…

A: Any normal or mechanical cycle that causes free nitrogen (N2), which is a generally idle gas…

Q: The accoumulation of higher levels of mercury in large predatory fish is a result of? A. Genetic…

A: Biomagnification is the buildup of a chemical by an animal as a consequence of water and food…

Environmental Microbiology

Environmental biology deals with the study of microorganisms and their interaction with their surroundings. This term itself covers the microbial interactions with water, soil, air, and microbial too.