Which factor is the LEAST responsible for bringing microbes onto plants? (Clue: quantitative) A. Wind B. Precipitation C. Animals D. Insects

Q: PART 2: Systemic Level Effects of Phytoplankton Abundance and Production Read the following article…

A: Solution 2a. Phytoplankton are a species of microalgae that grow on the upper surface of lakes and…

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

A: Answer is b.) producers.

Q: Identify one technology which would cause a significant reduction in the primary pollutants…

A: Introduction - Pollution from automobiles, power stations, industrial boilers, refineries, and…

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: Abiotic factors are important to biotic organisms because they include    A.Weather and rocks B.…

A: Ecosystem is composed of biotic and abiotic factors. Biotic factors or biotic components are the…

Q: 2. a) Briefly describe the divisions of the Marine Environment.

A: An ecosystem is a natural community of living beings that deals with the external environment and…

Q: A scientist is evaluating factors that may influence productivity of algae. He conducts an…

A: The two most critical limiting factors for aquatic production are phosphate (Orthophosphates) and…

Q: An algal bloom in an aquatic ecosystem can cause the depletion of which element? Select one: a.…

A: Algal bloom refers as rapid accumulation in algae population in fresh water or marine water…

Q: Michael wants to build a new storage shed and is considering clearing some trees from his land to…

A: Michael wants to clear some tress and use it as lumber for building a new storage shed.

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

A: As we know that soil contains minerals and water through which the plant absorb the nutrient…

Q: Which of the following is an Abiotic factor? A) Plants B) Water C) Consumers D) Animals

A: The non-living physical and chemical factors that affect the living organisms and the ecosystem is…

Q: What is one of the primary benefits of bioremediation?

A: Answer: BIOREMEDIATION: It is the branch of biotechnology in which we use the living organism like…

Q: Which of the following serves as evidence of water pollution?   a an abundance of water plants in…

A: The addition of some Chemicals or contaminants in the freshwater is called the water pollution.…

Q: As we know Rain from sky follows Rain cycle, similarly So2 emission and absorption also follows a…

A: Sulfur is one of the most abundant elements on the earth. It is a yellow, brittle, tasteless,…

Q: Use of synthetic fertilizers often leads to the contamination of groundwater with nitrates. Nitrate…

A: The amount of ammonia available influences the number of bacteria present (loosely). So, no, there…

Q: Describe 3 factors that could inhibit primary production. Use examples to explain how autotrophs can…

A: Green plants are the autotrophs and use solar energy to produce organic food. They are the primary…

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: If DDT, a pesticide, were introduced into the food chain below, due to bioaccumulation which…

A: The full name of DDT  is Dichlorodiphenyltrichloroethane. It is used as an insecticide to kill…

Q: What group of organisms make their own food? A. Autotrophs B. Producers C. Phototrophs D. All of…

A: The organisms which produce food are plants. Plants are green in color. They have chloroplasts.…

Q: Eutrophication isa. caused by an overabundance of nitrogen, which leads to an increasein bacteria…

A: Water pollution is defined as an undesirable substances in water that can affect the growth of other…

Q: Explain how ozone being a deadly poison can still perform an essential function for our…

A: introduction The inorganic molecule ozone has the chemical formula O3. It's a pale blue gas with a…

Q: The practice of crop rotation uses nitrogen fixation to create fertile fields. First, a plant…

A: For plant growth different micronutrients and micronutrients are needed. Some of this nutrients are…

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: The practice of crop rotation uses nitrogen fixation to create fertile fields. First, a plant…

A: Nitrogen fixation is the process by which plants and associated bacteria fix atmospheric nitrogen…

Q: Which type of UV radiation does the ozone block the most of? a. UV-B radiation b. UV-A radiation c.…

A: The light spectrum of visible light is a part of the electromagnetic spectrum that can visible…

Q: Therate of decomposition of leaf litter in woodlands can be strongly…

A: BASIC INFORMATION  DECOMPOSITION  It is the decomposition of the detritus that is the dead remains…

Q: 7. If you look closely at an image of a clear-cut forest, you can see that clear-cutting does more…

A: Humans rely on ecosystems for a variety of unseen services. For example, ecosystems provide foods,…

Q: Why it is very refreshing to stay in an area with a lot of plants during very hot Of the day?

A: Introduction  Like all living organisms, plants also need continuous water supply in order to…

Q: Which of the following statements DOES NOT describe microbes in an aquatic system?

A: The statement "Bacterial and archaeal species are equally represented in freshwater and marine." is…

Q: What is spreading of oil on the surface of rivers or sea due to leakage from tankers known as?

A: The life of the aquatic animals is exploited due to human intervention. Some of its negative impacts…

Q: The image above is a screenshot taken from an online image sharing website, imgur, showing flowers…

A: If ionizing radiation is present, it can affect the genetic material in reproductive cells,…

Q: Some species of which of the below kinds of organisms are employed as biopesticides? 2. Fungi 3.…

A: The correct option is A -  Bacteria only

Q: Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?…

A: Nitrogen is an odorless, colorless, and gaseous element that makes up around 70 percent of the…

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: explain briefly how these components interact. Biotic - animals,Birds,Plants,Fungi,Organisms Abiotic…

A: Biotic components are those that comprise all living organisms in a habitat, whereas abiotic…

Q: The movement of water between the Earth's surface and atmosphere is the  a. cycle of day and night…

A: There is a continuous movement of water between the earth and the atmosphere. Water, when gets…

Q: Explain how plate tectonics cause Earth tremors, earthquakes, volcanoes and tsunamis. 2. Describe…

A: A tsunami is a series of extremely long waves that can travel across the ocean at speeds of up to…

Q: This photograph was taken at a location on Mount Saint Helens called Meta Lake. The area was…

A: An ecosystem is made up of all living organisms as well as physicochemical components They are also…

Q: 3. _______________ soils have very low bulk density compared with mineral soils. a. Organic c.…

A: Soil is the upper layer of the earth crust.

Q: Which of the following factors would explain why there is a decreasing trend of microbial population…

A: Bacterial growth occurs when a bacteria divides into two daughter cells, a process known as binary…

Q: we humans disturbed the carbon cycle? b) What can we do so that these disturbances are not cause and…

A: BASIC INFORMATION  CARBON CYCLE In an organism about 49% of the drive it is contributed by the…

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: Which essential chemical must be “fixed” by soil-dwelling bacteria before it can enter the food…

A: The essential chemical must be “fixed” by soil-dwelling bacteria before it can enter the food chain…

Q: Give 10 examples of 10 biotic factors in surroundings

A: Introduction All living beings in an ecosystem are referred to as biotic factors. Their existence,…

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

A: Biodiversity is the which describes the different varieties of organisms or living forms on the…